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Stockbroking Companies in the UK: 947 Active Firms (2026)
Stockbroking companies in the UK execute securities trades and provide retail investment access under FCA-regulated market rules.
Buying centres sit mainly with retail-investment operations, adviser and wealth-manager platforms, and business clients that need securities dealing as part of a wider client-service model. Engagements are usually regulated operating relationships rather than short software-style purchases: the buyer cares about onboarding, order handling, custody-adjacent workflows, reporting cadence and the ability to evidence compliance. Execution-only services sit at the more standardised end, while adviser-facing and specialist dealing models tend to involve longer due diligence, permission checks and ongoing service reviews. Typical customers range from private investors to intermediary firms, with procurement shaped by risk, trust and service continuity.
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The UK has 947 actively trading stockbroking companies. Reported employment is lean for a regulated market: 110 firms disclose headcount, covering 536 employees, which points to many small operating companies rather than branch-heavy retail networks. The list also appears to mix execution-only retail platforms, adviser-serving brokers and specialist dealing firms, so revenue can sit with a relatively small number of permissioned operators while operational obligations remain spread across onboarding, order handling and client reporting. That makes the cohort more fragmented than the public visibility of retail investment access might suggest.
FCA oversight shapes the operating model more than company size. Execution-only firms still need documented onboarding, order-handling controls, client communications, reporting processes and compliance records; those serving advisers or wealth managers tend to add permissioning, reconciliation and operational-service expectations. The distinction between providing market access and giving investment advice is central to positioning, because it affects how firms describe products, collect client information and monitor customer outcomes. Smaller brokers can stay lean, but they carry the same need for clear audit trails when trades, client money-adjacent processes or outsourced administration move between counterparties.
Commercial gravity appears to favour brokers that can pair regulated execution with cleaner digital onboarding and adviser workflows, rather than those competing only on commission language. The cohort tends to include many narrow specialists, so consolidation may come through partnerships, appointed-service arrangements or acquisition of books rather than a broad shake-out. Compliance cost has been a persistent barrier to casual entrants, while trust and operational resilience remain hard to evidence for younger firms. Retail investment access should keep drawing new operators, but scale appears likely to accrue unevenly to firms with repeatable servicing models and low-friction reporting.
947
Active firms
2026
22
Above £5M
higher-revenue firms
247
Since 2022
recent incorporations
Key facts
About 2% of the trading cohort reports turnover above £5M (22 of 947 firms) — the rest sits below that revenue band.
26% of the cohort was incorporated since 2022 (247 firms), so a sizeable share is in its first few filing cycles.
FCA-regulated market rules shape how UK stockbroking firms handle conduct, trade execution and retail investment access.
The segment is one of the main routes through which retail investors access securities markets in the UK.
Execution-focused brokers and retail-investing platforms sit in the same category, but their operating models are not uniform.
Regulated brokers sit alongside lean investment-access businesses, keeping compliance and market-access questions close to the core product.
Top UK Stockbroking companies
AJ Bell
Operates an online investment platform offering self-directed accounts including stocks and shares ISAs, SIPPs, Junior ISAs and general dealing accounts. Enables users to buy and sell shares, funds,…
Sells to retail investors in the UK, particularly DIY savers and individuals managing ISAs, SIPPs, Junior ISAs, dealing accounts and cash savings, plus financial advisers via its adviser platform.
Location
Provides investment management, financial planning and stockbroking services to private investors. Offers managed portfolios, retirement and tax‑efficient investment planning, execution‑only share…
Serves private investors and families in the UK with portfolios, retirement, pensions, ISAs, inheritance tax planning and stock market investing, alongside intermediaries seeking investment expertise…
Location
Invest in the Best UK Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsOperates an online investment platform offering stocks and shares ISAs, SIPPs and general investment accounts. Provides access to funds, shares, ETFs and ready‑made portfolios, along with investment…
Serves retail investors and savers, from beginners to experienced self-directed investors, including pension savers nearing retirement, parents investing for children, and trustees.
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
MART TASTY FOOD LIMITED
Trajectory
2y · 2023–NowFinancial sub-scores
Computed from 2 filingsProvides an online investment platform offering stocks and shares ISAs, pension accounts, fund and share dealing, and cash savings products. Also supplies ready‑made portfolios, investment research,…
Serves UK consumers managing investments, savings, ISAs and pensions, including parents investing for children, plus employers and workplace pension scheme members seeking employee investment and…
Financial Health
HealthyHealthy · Hiring · 20% CAGR over 1y
Location
interactive investor
Provides an online investment platform enabling individuals to buy, sell and hold shares, funds, ETFs, bonds and investment trusts. Offers accounts including Stocks and Shares ISAs, SIPPs, trading…
Serves UK retail investors, pension savers and ISA holders, including beginners, self-directed share/fund investors, retirees managing drawdown, self-employed SIPP customers and some businesses using…
Location
AJ Bell
Provides an online investment platform for individual investors, offering accounts including stocks and shares ISAs, self‑invested personal pensions (SIPP), junior ISAs and dealing accounts. Enables…
Serves UK retail investors managing their own savings, pensions and investments, including first-time investors, parents investing for children and retirement savers.
Location
IJ BELL LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides an online investment platform offering self-directed investment accounts including stocks and shares ISAs, SIPPs, Junior ISAs and general dealing accounts. Enables customers to buy and sell…
Serves UK retail investors and savers managing their own ISAs, pensions and dealing accounts, including first-time buyers, parents investing for children and retirement savers; also provides a…
Financial Health
DistressedDistressed · -26% CAGR over 3y
Location
ARNOLD STANSBY & CO LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides stockbroking and investment services for private and institutional clients, including discretionary and advisory portfolio management and execution‑only share dealing. Executes trades across…
Serves private investors and existing clients, alongside retail and institutional customers, trusts, charities, SIPP/SSAS holders and ISA investors.
Financial Health
StableStable · -58% CAGR over 5y
Location
Dowgate Group Limited (Consolidated)
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides private client stockbroking, discretionary and advisory investment management, and corporate broking services to small quoted and unquoted companies. Also offers wealth management,…
Serves private clients seeking investment and wealth management, and smaller quoted or unquoted companies requiring corporate broking and capital markets support; also targets investors in boutique…
Financial Health
StrongStrong · Hiring · 104% CAGR over 4y
Location
PATRONUS PARTNERS LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides investment management, financial planning and wealth management services for private clients and families, and offers advisory and execution-only stockbroking and trading services for…
Serves a mix of retail private clients and families, professional investors and institutional clients active in financial markets.
Financial Health
WeakWeak · -78% CAGR over 3y
Location
Pilling & Stockbrokers
Provides stockbroking and investment management services for private investors, trusts and companies, including share dealing, discretionary portfolio management, AIM portfolios, and administration…
Serves private investors, financial intermediaries, and trusts and companies seeking stockbroking and investment services. Targets individuals using ISAs, SIPPs, JISAs and dealing accounts, alongside…
Location
Voyager Asset Management Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides investment management services including bespoke portfolio management, managed portfolio services, and execution‑only stockbroking. Works with financial advisers and private clients, and…
Serves private individuals, companies, trusts and charities with wealth and investment needs, and targets financial advisers seeking portfolio management support for their clients.
Financial Health
WeakWeak
Location
Shard Capital
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides investment management, wealth management and stockbroking services, alongside custody, asset dealing and trade execution. Also offers capital markets support including corporate broking,…
Serves private, corporate and institutional clients, including retail and professional investors, intermediaries, asset managers, investment funds, banks, family offices, high-net-worth individuals…
Financial Health
DistressedDistressed · 0% CAGR over 1y
Location
Goodbody
Provides stockbroking, wealth management and investment services, including portfolio management, financial planning and self-directed trading. Also offers investment banking advisory, capital…
Serves individual investors and families, self-directed and active traders, corporates, institutions, charities, credit unions and financial intermediaries.
Location
Peregrine & Black Investment Management Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides investment management and stockbroking services including discretionary portfolio management, model portfolios, financial planning, and wealth management. Offers portfolio solutions for…
Serves private clients, charities, trustees, Court of Protection clients and financial intermediaries seeking investment management, including US-connected clients and investors requiring Islamic…
Financial Health
StrongStrong · Hiring · 27% CAGR over 4y
Location
PEREGRINE & BLACK LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides investment management and stockbroking services, including discretionary portfolio management, model portfolios, financial planning, and execution-only trading. Also offers wealth…
Serves private wealth clients, charities, court-appointed deputies and trustees, financial intermediaries, and US-connected or Islamic investors seeking regulated investment and stockbroking support.
Financial Health
StableStable · -6% CAGR over 4y
Location
TOPSTONE CAPITAL LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides investment management, trade execution and custody services for private and institutional clients. Offers advisory or discretionary portfolio management and access to financial instruments…
Serves private investors, institutional clients and financial intermediaries, including wealth managers, financial advisers, funds, external asset managers and family offices seeking investment…
Financial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
AJ Media Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsOperates an online investment platform for retail investors and financial advisers. Offers stocks and shares ISAs, self‑invested personal pensions (SIPPs), dealing accounts and junior ISAs, with…
Serves UK retail investors managing their own ISAs, pensions and dealing accounts, including savers, retirement planners, parents investing for children and first-time buyers; also signposts a…
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
Shard Capital
Provides wealth and asset management services including investment management, stockbroking, custody and dealing. Offers capital markets services such as corporate broking, investor relations and…
Serves B2B and B2C investors, including private clients, retail, professional and corporate investors, financial intermediaries, and institutional buyers such as asset managers, investment funds,…
Location
Shard Capital
Provides wealth and asset management services including discretionary investment management, stockbroking, custody and dealing. Offers capital markets support such as corporate broking, investor…
Serves private, retail and professional investors, corporate clients, intermediaries and institutions, including asset managers, investment funds, private and commercial banks, family offices and…
Location
Mexem Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides an online brokerage and trading platform allowing individuals and institutions to trade stocks, ETFs, options, futures, bonds and other securities across global markets. Offers web, desktop…
Serves individual investors and active traders across Europe, plus institutional clients such as RIAs, hedge funds, proprietary trading groups, introducing brokers, family offices, money managers,…
Financial Health
DistressedDistressed · 0% CAGR over 4y
Location
Dowgate Wealth Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides wealth management and stockbroking services, including discretionary portfolio management, tax‑efficient investing through ISAs and pensions, inheritance tax portfolio strategies, offshore…
Serves private investors, high-net-worth clients, trustees and pension holders seeking wealth management or stockbroking, plus quoted companies and employees needing share dealing and equity plan…
Financial Health
StrongStrong
Location
CLEAR CAPITAL MARKETS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides stockbroking and telephone-based investment advisory services focused on small‑cap and alternative investments. Offers access to IPOs and secondary placings, and provides corporate broking…
Serves experienced investors seeking access to small-cap stocks, IPOs and placings, plus UK growth companies looking to raise funds or list on LSE, AIM or Aquis.
Financial Health
StrongStrong · Profitable, Growing · 0% CAGR over 2y
Location
CAPITAL FINANCIAL MARKETS LIMITED
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsProvides investment and wealth management services, including discretionary and advisory portfolio management, execution‑only share dealing, and investment accounts such as ISAs, GIAs and SIPPs,…
Serves private individuals and families, including pre-retirees, retirees and those planning intergenerational wealth transfer, primarily around London, St Albans and Bath.
Financial Health
StrongStrong · Profitable, Hiring · 14% CAGR over 3y
Location
CREDO CARE FOSTERING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides wealth management and investment services for private clients and financial intermediaries, including portfolio management, multi-asset investment products, research, portfolio modelling,…
Serves private wealth clients and financial intermediary businesses, including advisers, discretionary fund managers, multi-managers, professional asset allocators and risk consultants.
Financial Health
WeakWeak · -54% CAGR over 4y
Location
SI Capital
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides stockbroking and investment management services for private clients and businesses. Manages portfolios, advises on ISAs, pensions and inheritance tax investments, and offers corporate…
Serves private investors across the UK, intermediaries seeking managed portfolios, and small-cap global businesses that are listed or planning to list on the London Stock Exchange.
Financial Health
WeakWeak · -6% CAGR over 2y
Location
JS ALLY INVESTMENTS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides online investment and brokerage services, including self-directed trading of stocks, ETFs and other securities, automated robo‑advisory portfolios, and personal financial advice, along with…
Sells to individual retail investors and savers, from beginners to experienced self-directed traders, plus higher-net-worth clients seeking personal advice and retirement planning. Targets consumers…
Financial Health
DistressedDistressed · -81% CAGR over 3y
Location
Hargreaves Lansdown
Provides investment management and brokerage services through an online platform. Offers stocks and shares ISAs, pensions, fund and share dealing accounts, cash savings products, ready‑made…
Serves UK retail investors, savers and pension customers, including parents investing for children and people seeking ISAs, SIPPs or financial advice, plus employers and employees using workplace…
Location
Zodiac Partners
Trajectory
3y · 2019–NowFinancial sub-scores
Computed from 3 filingsProvides wealth management and brokerage services for professional investors, including multi‑asset trade execution, prime brokerage, custody, foreign exchange and payment services, and…
Serves professional clients, institutional investors and eligible individual investors seeking brokerage, custody, execution and wealth management support.
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 2y
Location
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides an investment platform for financial advisers, institutional investors and fund managers to manage portfolios, access model portfolios, automate trading, custody, settlement and reporting,…
Serves B2B financial professionals, including wealth and investment managers, financial advisors, fund managers and institutional investors seeking scalable infrastructure for managing client…
Financial Health
StrongStrong · Hiring · 29% CAGR over 3y
Location
GREENCOURT SECURITIES LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides securities brokerage and trading services, investment advisory, and asset management for investors. Also offers wealth management and corporate finance support including patent…
Serves private and professional investors, wealth clients and corporate customers, including global technology companies, with an emphasis on Chinese-speaking clients seeking cross-border financial…
Financial Health
StrongStrong
Location
SFC LONDON LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides trading and brokerage services across global financial markets including foreign exchange, equities, commodities, fixed income and metals. Offers spot, forwards and options trading,…
Serves both individual and corporate clients seeking trading, hedging and international payments across global financial markets, including FX, equities, fixed income, commodities and metals.
Financial Health
WeakWeak · -67% CAGR over 4y
Location
MAYFAIR CAPITAL LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides financial advice, investment management and execution-only stockbroking services. Advises private investors and corporate clients on portfolio strategy, private market investments and…
Serves private investors and private clients seeking wealth guidance, alongside corporate clients requiring investment or financial strategy support and specialist financial services.
Financial Health
HealthyHealthy · Profitable · -90% CAGR over 2y
Location
TUNCER INVESTMENTS LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides stockbroking and investment services including corporate broking, equity capital raising, placings and subscriptions for listed companies, and investment dealing and market research for…
Serves B2B corporate clients, especially ambitious growth and smaller listed companies, alongside high-net-worth private investors seeking access to UK small-cap equity opportunities.
Financial Health
StableStable · -29% CAGR over 2y
Location
CLEAR CAPITAL CORPORATE BROKING LTD.
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides stockbroking and investment advisory services focused on small‑cap equities. Offers telephone-based advice to investors, facilitates trading in AIM and Aquis shares, and provides corporate…
Serves experienced investors seeking small-cap, IPO and placing opportunities, alongside UK growth companies listing on LSE, AIM or Aquis that need access to fundraising and corporate broking support.
Financial Health
StableStable · 0% CAGR over 2y
Location
HILBERT INVESTMENT SOLUTIONS LTD
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsProvides investment broking and distribution of structured financial products. Offers access to fixed income securities, ETFs and structured strategies, and provides managed portfolios, trade…
Serves professional financial advisers, self-directed and advised individual investors, and institutional investors seeking investment and retirement solutions across the UK, France, UAE and wider…
Financial Health
StableStable · Hiring · 33% CAGR over 3y
Location
TURNER POPE INVESTMENTS (TPI) LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides stockbroking and investment services to corporate clients and high‑net‑worth individuals, including corporate broking, equity capital raising, share placings and subscriptions, investor…
Serves businesses and investors. Sells to corporate clients, especially ambitious growth and smaller listed companies seeking broking support, and to high net worth private clients interested in…
Financial Health
WeakWeak · -91% CAGR over 2y
Location
Dowgate Capital Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides discretionary, advisory and execution-only investment services, including corporate broking and advisory, equity research, sales and trading. Also operates auctions for buying and selling…
Serves investors seeking to buy or sell Wimbledon Debentures, alongside quoted and unquoted companies needing capital markets support and corporate broking relationships.
Financial Health
StrongStrong · Growing, Hiring · 22% CAGR over 4y
Location
Vanguard UK Trading Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides an online investment platform for individual investors, offering access to mutual funds and portfolios. Enables investment through Stocks and Shares ISAs, personal pensions, junior ISAs and…
Serves UK resident retail investors, including people saving for themselves, retirement or a child’s future, from beginners wanting managed investing to hands-on investors choosing their own funds.
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
Capital
Provides investment platform services, discretionary asset management and corporate banking. Enables financial professionals, businesses and private investors to trade global assets, manage…
Serves financial professionals, intermediaries, businesses, corporates, trusts and high net worth private investors, including advisers managing assets for their clients.
Location
Trade Capital (tcuk)
Provides online trading services for retail and professional investors, offering access to spread betting and CFD trading across global financial markets. Operates trading platforms and tools…
Serves retail investors and professional clients worldwide, particularly active traders using online platforms for spread betting, CFDs and investment products across global financial markets.
Location
Armira Capital
Provides brokerage and agency execution, investment advisory, credit valuation and portfolio analysis for institutional investors. Also arranges custody management, corporate finance support, and…
Serves B2B financial market participants globally, including institutional investors, financial institutions, family offices and corporations seeking advisory, execution and portfolio support across…
Financial Health
Insufficient historyInsufficient history
Location
Morgan Stanley
Provides financial services including wealth management, investment management, investment banking and capital markets advisory. Offers sales and trading, market research and capital‑raising services…
Serves individuals, families, businesses, corporations, institutions, governments, hedge funds and entrepreneurs across wealth, capital markets and investment client segments.
Location
KIFO LIMITED
Trajectory
3y · 2020–NowFinancial sub-scores
Computed from 3 filingsProvides wealth management and investment services to private clients and financial intermediaries, including portfolio management, multi‑asset investment products, research, portfolio modelling,…
Serves private wealth clients, financial intermediaries, and asset-management buyers including retail investors, professional asset allocators, discretionary fund managers, multi-managers and risk…
Financial Health
HealthyHealthy · Profitable, Hiring · 10% CAGR over 2y
Location
OWM TRADING LTD
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsOperates an online trading platform offering access to foreign exchange markets and financial derivatives. Provides trading in forex, commodities, stock indices, futures CFDs and share CFDs, with MT4…
Targets retail and professional traders/investors seeking online access to global financial markets, including forex, commodities, futures, indices and share CFDs, and also addresses…
Financial Health
StrongStrong
Location
Provides online brokerage services for trading contracts for difference (CFDs) and other financial instruments, including forex, commodities, indices and equities. Offers client accounts, MetaTrader…
Serves retail investors and corporate trading clients seeking online access to CFD, forex, commodities, indices and equities markets, with accounts for adults over 18 and multilingual support.
Location
Morgan Stanley
Provides financial services including wealth management, investment banking and capital markets advisory, securities sales and trading, investment management, and market research for individuals,…
Serves individuals, families, businesses, corporations, institutional investors, hedge funds and governments seeking financial services, wealth management, capital markets and investment support.
Location
Morgan Stanley
Provides financial services including wealth management, investment banking advisory, capital raising, sales and trading, investment management, and market research for individuals, corporations,…
Serves individuals and families, businesses, corporations, institutional investors, hedge funds, industry innovators and governments across global financial markets.
Location
Velocity Trade
Provides multi‑asset trading and execution services for institutional clients, including foreign exchange, equities, commodities, futures, fixed income, and structured products. Also offers capital…
Serves institutional financial markets clients globally, including corporations, wealth managers, financial institutions, brokers and intermediaries, wholesale banking clients, and energy and mining…
Location
Provides wholesale brokerage and electronic trading platforms for OTC and exchange‑listed financial and commodity markets. Offers liquidity access, market data, and trade execution services across…
Serves institutional financial-market participants, including buy-side and sell-side firms, brokers, dealers and trading desks active in OTC and exchange-listed fixed income, FX, equities, energy and…
Location
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How UK Stockbroking companies work and how to sell to them
What they do
Stockbroking firms earn through a mix of dealing commissions, platform or account charges, foreign-exchange margin, interest retained on client cash, settlement and transfer fees, and recurring service fees for intermediary relationships. Execution-only models tend to push customers through standardised online journeys, while adviser-facing brokers often price around service levels, reporting needs and operational support. The service shape is operational as much as commercial: trade execution, account opening, client communications, settlement workflows and access to securities markets have to sit inside documented controls. Revenue per retail customer can be modest, so scale depends on repeat trading, assets retained on platform and low-error processing.
Who they sell to
Most firms sell either to private investors, to regulated advisers and wealth managers, or to business clients that need dealing capability inside a broader client proposition. Consumer acquisition is usually direct and self-serve, with marketing, pricing and onboarding doing much of the work. Intermediary and business sales tend to involve operations directors, compliance heads, finance leaders, technology teams and, for larger buyers, procurement. Contract value varies by model: retail users are small individually, while adviser or institutional relationships can justify longer due diligence because they bring repeat flows and operational dependency. Sales cycles usually move from short digital onboarding to multi-month risk review.
What they buy
Stockbroking firms tend to spend on systems and services that reduce onboarding friction, processing error and regulatory exposure. Common buying areas include identity verification, KYC and AML checks, CRM, client communications, order-management tooling, reconciliation, regulatory reporting, complaint handling, cyber security, cloud hosting, backup and disaster recovery. Many also need specialist legal advice, compliance support, accountancy, audit preparation and recruitment for operations, finance and risk roles. Firms serving advisers may also buy portal development, document automation and reporting workflow tools. Cost sensitivity is common among smaller operators, so suppliers usually need to show a clear link to fewer manual checks, faster account opening or cleaner audit trails.
Why and how to sell to them
Buying intent often appears when a broker adds a new client segment, changes its operating model, receives FCA scrutiny, replaces outsourced administration, or starts to outgrow spreadsheet-led controls. Newer entrants, including 247 firms incorporated since 2022, are likely to be building permissioned processes while trying to keep fixed cost down. The smaller cohort above £5M revenue may be more receptive to workflow consolidation, reporting automation and resilience projects. Outbound angles tend to work better when framed around operational risk, evidence for compliance reviews, client-service speed and lower cost per account, rather than broad claims about growth.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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