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Telecommunications Companies in Plymouth: 36 Active Firms (2026)

Telecommunications companies in Plymouth provide connectivity, networks and communications services across the city and surrounding metropolitan area.

Buying centres in this market are usually estates and facilities teams, IT managers, local public-sector procurement teams, and business owners needing connectivity that is installed, supported and maintained close to site. Work tends to sit around fixed-line resale, wireless links, cabling, managed voice, networking and field support, rather than large national carrier operations. Engagements are often practical and service-led: surveys, installations, fault response, hosted communications and ongoing support retainers. Buyers range from owner-managed businesses and residential infrastructure projects to lower mid-market employers and local public bodies, with procurement shaped by reliability, response times and the ability to deal with mixed legacy networks.

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Plymouth has 36 actively trading telecommunications firms in this cohort, which points to a local service market rather than a large operator base. Reported employment totals 110 people, so the footprint is visible but relatively contained: many operators are likely to be owner-managed installers, resellers or managed-service teams rather than employers with large internal engineering benches. That shape matters for researchers because local telecoms supply often depends on field availability, subcontracting relationships and customer support capacity, not just nominal company count. It also suggests that procurement opportunities may be fragmented across cabling, voice, broadband and managed communications work.

Regulation and market structure tend to follow the activity being performed. Connectivity resale, managed voice, network installation and support each carry different obligations around service continuity, complaints handling, privacy, security and customer communications. Public-sector work adds procurement discipline, while residential infrastructure work can involve wayleaves, landlord permissions and street-works coordination. For Plymouth suppliers, the practical constraint is often less about formal authorisation and more about operating within national network dependencies: local firms may sell, install and support the service, while wholesale access, backhaul and platform reliability sit further up the chain.

Scale-up scarcity appears to be a defining feature of the Plymouth telecommunications cohort. The market tends to favour firms with local engineering reach, responsive support and the ability to bundle connectivity with installation or managed communications, rather than pure resale alone. Newer entrants may find room around specialist field work, business support and mixed-site networking, but customer switching is often slow where contracts, service continuity and legacy infrastructure are involved. Consolidation has been a plausible route in similar local service markets, particularly where smaller operators need wider technical cover or buying leverage, though the local base still looks weighted towards practical, relationship-led service provision.

36

Active firms

2026

8

Recent incorporations

incorporated since 2022

0

Above £5M

turnover threshold

Key facts

22% of the cohort was incorporated since 2022 (8 firms), so a sizeable share is in its first few filing cycles.

Plymouth telecoms providers sit in the local infrastructure layer, supplying connectivity, network and communications services across the city and surrounding metropolitan area.

Buyer demand spans local businesses, public bodies and households that rely on maintained, resold or supported communications capacity.

The market appears fragmented, with provision spread across smaller local communications businesses rather than national-scale carriers.

Top Plymouth Telecommunications companies

Company
Sales readinessHow strongly each company matches this list’s ideal-customer profile. An AI model assesses what each company does (from its website), its sector and size, and scores its overall fit 0–100. Companies are listed highest score first, so the best-fit prospects appear at the top.
Turnover
Employees
Growth (yoy)Year-on-year change in UK headcount, from filed accounts.
Financial healthComposite 0–100 score from recent XBRL filings (profitability, net assets, liquidity, cash, headcount). Bands: Strong, Healthy, Stable, Weak, Distressed.
Location

Efficient Comms Ltd

Efficient Comms
Telecommunications
4 employeesInc. 2011Plymouth, DevonCH 07509779

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets40 / 100
Headcount83 / 100
Key contacts (2)
TH
Tammy Holmes
Director
HJ
Howard Jack Holmes
Director
More contacts & email available
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Company vitals
UK Headcount
4
UK Revenue
£113.5kEstimate
Founded
15 years ago
Since Jan 2011
HQ
Plymouth, Devon
Financial health
56

Financial Health

Stable

Stable · Hiring · 7% CAGR over 4y

Hiring

Location

Map of Plymouth, Devon
Officers Quarters 3 Crownhill Fort, Crownhill Fort Road
Plymouth, Devon, PL6 5BX
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Lantech Communications Ltd

Lantech Communications
Telecommunications
4 employeesInc. 2012PlymouthCH 08204159
lantech-comms.co.uk

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets43 / 100
Cash0 / 100
Headcount5 / 100
Key contacts (1)
SA
Sarah Anne Hulme
Director
More contacts & email available
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Company vitals
UK Headcount
4
UK Revenue
£109.6kEstimate
Founded
13 years ago
Since Sep 2012
HQ
Plymouth
Financial health
21

Financial Health

Weak

Weak · -13% CAGR over 4y

Location

Map of Plymouth
17 Honicknowle Lane
Plymouth, PL2 3QR
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Plymouth Aerial Solutions Ltd

Plymouth Aerial Solutions
Field Services & TradesTelecommunications
1 employeesInc. 2011Plymouth, DevonCH 07485257
plymouthaerials.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets3 / 100
Cash0 / 100
Headcount0 / 100
Key contacts (1)
DB
Daniel Benbridge Turton
Director
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Company vitals
UK Headcount
1
UK Revenue
£118.7kEstimate
Founded
15 years ago
Since Jan 2011
HQ
Plymouth, Devon
Financial health
1

Financial Health

Distressed

Distressed · -24% CAGR over 4y

Financial distress

Location

Map of Plymouth, Devon
2 Wolrige Way
Plymouth, Devon, PL7 2RU
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Acronyms Ltd

Acronyms
IT Services & Managed ServicesCybersecurityTelecommunications
38 employeesInc. 2003Plymouth, DevonCH 04795711
acronyms.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash100 / 100
Headcount100 / 100
What does Acronyms Ltd do?

Provides managed IT support and technology services for businesses, including network infrastructure management, cybersecurity, email security, internet connectivity, VoIP telephony, disaster…

Who does Acronyms Ltd sell to?

Serves businesses and organisations across the South West and wider UK, particularly in legal, financial, leisure and tourism, healthcare, manufacturing, and food and drink sectors.

Key contacts (1)
DJ
David John Minden Irving Parker
Director
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Company vitals
UK Headcount
38
UK Revenue
£1.5mEstimate
Founded
22 years ago
Since Jun 2003
HQ
Plymouth, Devon
Financial health
100

Financial Health

Strong

Strong · Growing, Hiring · 16% CAGR over 4y

GrowingHiring

Location

Map of Plymouth, Devon
Units 8 & 9 Seaton Business Park, 36 William Prance Road
Plymouth, Devon, PL6 5WR
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STVPROPERTY LIMITED

Stvproperty
TelecommunicationsIT Services & Managed Services
1 employeesInc. 2014PlymouthCH 09311067

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Headcount40 / 100
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£21.4kEstimate
Founded
11 years ago
Since Nov 2014
HQ
Plymouth
Financial health
15

Financial Health

Distressed

Distressed · 0% CAGR over 4y

Financial distress

Location

Map of Plymouth
C3 Apollo Court, Neptune Park
Plymouth, PL4 0SJ
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PURPLE TELECOMMUNICATIONS LIMITED

Purple Telecommunications
Telecommunications
1 employeesInc. 2004Plymouth, DevonCH 05029546
purpletelecom.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Cash61 / 100
Headcount40 / 100
Key contacts (1)
DH
Daniel Harvey Gough
Director
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Company vitals
UK Headcount
1
UK Revenue
£18.5kEstimate
Founded
22 years ago
Since Jan 2004
HQ
Plymouth, Devon
Financial health
73

Financial Health

Healthy

Healthy · Growing · 0% CAGR over 4y

Growing

Location

Map of Plymouth, Devon
C/O Francis Clark Llp Melville Building East, Royal William Yard
Plymouth, Devon, PL1 3RP
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Aisat Ltd

Aisat
Telecommunications
1 employeesInc. 2018Plymouth, DevonCH 11611963

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets39 / 100
Key contacts (1)
SL
Susan Lynda Denham
Director
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Company vitals
UK Headcount
1
UK Revenue
£16.5kEstimate
Founded
7 years ago
Since Oct 2018
HQ
Plymouth, Devon
Financial health
39

Financial Health

Weak

Weak

Location

Map of Plymouth, Devon
1a Michael Road
Plymouth, Devon, PL3 5BL
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Outersight (UK) Limited

Outersight
ConstructionField Services & TradesMedia & Publishing
1 employeesInc. 2005Plymouth, DevonCH 05404473
outersight.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Headcount40 / 100
Key contacts (1)
PQ
Peter Quentin Barlow
Director
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Company vitals
UK Headcount
1
UK Revenue
£71kEstimate
Founded
21 years ago
Since Mar 2005
HQ
Plymouth, Devon
Financial health
78

Financial Health

Healthy

Healthy · 0% CAGR over 4y

Location

Map of Plymouth, Devon
Unit 34, Hq Business Centre, 237 Union Street
Plymouth, Devon, PL1 3HQ
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KALNET4U LIMITED

Tamar Telecom
Telecommunications
14 employeesInc. 2003PlymouthCH 04655311
tamartelecommunications.co.uk/about

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets34 / 100
Cash85 / 100
Headcount77 / 100
What does KALNET4U LIMITED do?

Provides telecommunications services including virtual landline and mobile telephone numbers, VoIP calling, and cloud-based phone system features such as call routing, voicemail, number porting, call…

Who does KALNET4U LIMITED sell to?

Serves UK businesses of all sizes, especially small firms, plus telecoms resellers and trade partners needing business phone numbers, VoIP and call-handling services.

Key contacts (1)
PH
Phillip Hornibrook
Director
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Company vitals
UK Headcount
14
UK Revenue
£200kEstimate
Founded
23 years ago
Since Feb 2003
HQ
Plymouth
Financial health
60

Financial Health

Stable

Stable · Hiring · 6% CAGR over 4y

Hiring

Location

Map of Plymouth
19 Research Way, Derriford
Plymouth, PL6 8BT
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Stellium Limited

Stellium
TelecommunicationsIT Services & Managed Services
2 employeesInc. 2013Plymouth, DevonCH 08348708
stelliumdc.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets33 / 100
Cash78 / 100
Headcount40 / 100
What does Stellium Limited do?

Operates colocation data centre facilities providing rack hosting, interconnection and connectivity services. Offers cross‑connects, cloud on‑ramps to major public cloud platforms, and access to…

Who does Stellium Limited sell to?

Serves enterprises and public sector organisations with high-density infrastructure needs, including fintech and high-frequency trading firms, energy services companies, technology and internet…

Key contacts (2)
JP
Jan Peter Budkowski
Director
SR
Sasha Roberta Fenton
Director
More contacts & email available
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Company vitals
UK Headcount
2
UK Revenue
£17.4kEstimate
Founded
13 years ago
Since Jan 2013
HQ
Plymouth, Devon
Financial health
47

Financial Health

Stable

Stable · 0% CAGR over 4y

Location

Map of Plymouth, Devon
22 Second Avenue, Camels Head
Plymouth, Devon, PL2 2EQ
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Green Frog Metal Detecting Limited

Green Frog Metal Detecting
TelecommunicationsWholesale & Distribution
2 employeesInc. 2024PlymouthCH 15791505

Trajectory

1y · 2025–Now
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Company vitals
UK Headcount
2
UK Revenue
£56.5kEstimate
Founded
1 year ago
Since Jun 2024
HQ
Plymouth
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of Plymouth
33 Molesworth Road, Stoke
Plymouth, PL1 5PB
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GEARED MARINE LTD

Geared Marine
Field Services & TradesTelecommunicationsWholesale & Distribution
Inc. 2019Plymouth, DevonCH 12143196

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets40 / 100
More contacts & email available
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Company vitals
UK Headcount
0
UK Revenue
£0Estimate
Founded
6 years ago
Since Aug 2019
HQ
Plymouth, Devon
Financial health
40

Financial Health

Stable

Stable

Location

Map of Plymouth, Devon
6 Eh Plymouth Yacht Haven, Shaw Way, Mount Batten
Plymouth, Devon, PL9 9XH
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SK Power & Data Ltd

SK Power & Data
ConstructionField Services & TradesTelecommunications
2 employeesInc. 2024South BrentCH 15590501

Trajectory

1y · 2025–Now
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Company vitals
UK Headcount
2
UK Revenue
£47.4kEstimate
Founded
2 years ago
Since Mar 2024
HQ
South Brent
Financial health

Financial Health

Insufficient history

Insufficient history

Location

Map of South Brent
17 Higher Green
South Brent, TQ10 9PL
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IT Workhouse Ltd

IT Workhouse
IT Services & Managed ServicesTelecommunicationsCybersecurity
6 employeesInc. 2019KingsbridgeCH 12045999
itworkhouse.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets25 / 100
Headcount70 / 100
What does IT Workhouse Ltd do?

Provides managed IT support, network infrastructure installation and internet connectivity services for businesses and homes. Implements Wi‑Fi and Starlink systems, Microsoft 365 cloud setups, Odoo…

Who does IT Workhouse Ltd sell to?

Serves SMEs and residential customers across Devon and the South West, including trades, architects, property developers, homeowners and companies needing outsourced IT, connectivity and security…

Key contacts (1)
JM
John McPetrie
Director
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Company vitals
UK Headcount
6
UK Revenue
£246kEstimate
Founded
6 years ago
Since Jun 2019
HQ
Kingsbridge
Financial health
42

Financial Health

Stable

Stable · Hiring · 5% CAGR over 4y

Hiring

Location

Map of Kingsbridge
The Old Workhouse, Higher Union Road
Kingsbridge, TQ7 1EQ
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TRI-LAN I.T. LIMITED

TRI-LAN I.T.
TelecommunicationsIT Services & Managed ServicesCybersecurity
5 employeesInc. 2008Exeter, DevonCH 06709571
trilan-it.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets33 / 100
Headcount23 / 100
What does TRI-LAN I.T. LIMITED do?

Provides managed IT support and technology services for businesses, including hardware installation, IT infrastructure support, cybersecurity, Microsoft 365, telecoms systems such as VoIP and SIP…

Who does TRI-LAN I.T. LIMITED sell to?

Serves businesses of any size, particularly SMEs, needing IT, telecoms, connectivity and engineering support across Bournemouth, Plymouth, Cornwall, Exeter and Devon.

Key contacts (2)
SP
Stephen Paul Gosnay
Director
CJ
Christopher John Gosnay
Director
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Company vitals
UK Headcount
5
UK Revenue
£210kEstimate
Founded
17 years ago
Since Sep 2008
HQ
Exeter, Devon
Financial health
29

Financial Health

Weak

Weak · -4% CAGR over 4y

Location

Map of Exeter, Devon
Natton Hall, Drewsteignton
Exeter, Devon, EX6 6PF
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WITE CONSULTING LIMITED

Wite Consulting
Telecommunications
1 employeesInc. 2016Kingsbridge, CornwallCH 10541542
wireconsultinggroup.com

Trajectory

5y · 2022–Now

Financial sub-scores

Computed from 5 filings
Net assets2 / 100
Headcount40 / 100
Key contacts (2)
CN
Claire Noon
Director
GE
George Edward Noon
Director
More contacts & email available
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Company vitals
UK Headcount
1
UK Revenue
£0
Founded
9 years ago
Since Dec 2016
HQ
Kingsbridge, Cornwall
Financial health
16

Financial Health

Distressed

Distressed · 0% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Kingsbridge, Cornwall
Upper Court, Churchstow
Kingsbridge, Cornwall, TQ7 3QW
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Abc Tp Ltd

ABC TP
Media & PublishingFashion & RetailTelecommunications
4 employeesInc. 2020TavistockCH 12478176

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets100 / 100
Key contacts (1)
BJ
Brett Joseph Kinsman-Daw
Director
More contacts & email available
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Company vitals
UK Headcount
4
UK Revenue
£130.7kEstimate
Founded
6 years ago
Since Feb 2020
HQ
Tavistock
Financial health
100

Financial Health

Strong

Strong

Location

Map of Tavistock
69 West Street
Tavistock, PL19 8AJ
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Alco Comms Ltd

Alco Comms
Telecommunications
2 employeesInc. 2015Yelverton, DevonCH 09829708

Trajectory

5y · 2020–Now

Financial sub-scores

Computed from 5 filings
Net assets72 / 100
Cash100 / 100
Headcount40 / 100
Key contacts (1)
NM
Nathan Martyn Charles Alford
Director
More contacts & email available
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Company vitals
UK Headcount
2
UK Revenue
£41.9kEstimate
Founded
10 years ago
Since Oct 2015
HQ
Yelverton, Devon
Financial health
71

Financial Health

Healthy

Healthy · Growing · 0% CAGR over 5y

Growing

Location

Map of Yelverton, Devon
19 Fore Street, Bere Alston
Yelverton, Devon, PL20 7AA
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Scope Communications UK Limited

Scope Communications
Advanced ManufacturingTelecommunications
18 employeesInc. 1983Totnes, DevonCH 01766062
scope-uk.com

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets93 / 100
Cash81 / 100
Headcount35 / 100
What does Scope Communications UK Limited do?

Designs and manufactures wireless radio communication systems for critical alerting and on‑site paging. Products transmit fire, security, nurse call and safety alerts to pagers and receivers, and…

Who does Scope Communications UK Limited sell to?

Sells to commercial, industrial and healthcare organisations needing on-site wireless alerting, paging and telemetry, including care homes, nursing homes, security teams, factories and sites using…

Key contacts (6)
TJ
Trevor John Sams
Director
SS
Susan Sams
Director
JT
Jonathan Trevor Sams
Director
RP
Richard Paul Sams
Director
SF
Simon Fidler
Director
DR
Daniel Robert Sams
Director
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Company vitals
UK Headcount
18
UK Revenue
£2.9mEstimate
Founded
42 years ago
Since Nov 1983
HQ
Totnes, Devon
Financial health
74

Financial Health

Healthy

Healthy · -1% CAGR over 4y

Location

Map of Totnes, Devon
Quantum House, Steamer Quay
Totnes, Devon, TQ9 5AL
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MARSDEN PARTNERS LTD

Marsden Partners
Media & PublishingTelecommunicationsTranslation & Language Services
Inc. 2021Manchester, Greater ManchesterCH 13333293

Trajectory

3y · 2023–Now

Financial sub-scores

Computed from 3 filings
Net assets100 / 100
Key contacts (1)
IA
Ian Andrew Young
Director
More contacts & email available
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Company vitals
UK Headcount
0
UK Revenue
£23.9kEstimate
Founded
5 years ago
Since Apr 2021
HQ
Manchester, Greater Manchester
Financial health
100

Financial Health

Strong

Strong

Location

Map of Manchester, Greater Manchester
C/O Digi Accountancy Sun House, 2-4 Little Peter Street
Manchester, Greater Manchester, M15 4PS
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Worth Electrical Wholesalers Ltd

Worth Electrical Wholesalers
TelecommunicationsWholesale & Distribution
2 employeesInc. 2014Yelverton, DevonCH 09035359
worthelectrical.co.uk

Trajectory

5y · 2021–Now

Financial sub-scores

Computed from 5 filings
Net assets0 / 100
Cash100 / 100
Headcount11 / 100
Key contacts (1)
NA
Neil Anthony Worth
Director
More contacts & email available
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Company vitals
UK Headcount
2
UK Revenue
£274.9kEstimate
Founded
12 years ago
Since May 2014
HQ
Yelverton, Devon
Financial health
30

Financial Health

Weak

Weak · -10% CAGR over 4y

Financial distressTechnical insolvency

Location

Map of Yelverton, Devon
19 Fore Street, Bere Alston
Yelverton, Devon, PL20 7AA
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AZECO LIMITED

Azeco
TelecommunicationsWholesale & DistributionE-commerce
1 employeesInc. 2023TotnesCH 15366763

Trajectory

2y · 2025–Now

Financial sub-scores

Computed from 2 filings
Net assets0 / 100
Headcount0 / 100
Key contacts (2)
AM
Andrew Mark Collenette
Director
KM
Katharine Mary Collenette
Director
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Company vitals
UK Headcount
1
UK Revenue
£1.3k
Founded
2 years ago
Since Dec 2023
HQ
Totnes
Financial health
0

Financial Health

Distressed

Distressed · -50% CAGR over 1y

Financial distressTechnical insolvency

Location

Map of Totnes
20 Hunters Moon, Dartington
Totnes, TQ9 6JT
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How Plymouth Telecommunications companies work and how to sell to them

What they do

Plymouth telecommunications providers typically earn through a blend of recurring service charges, project fees and support retainers. Revenue may come from connectivity resale, hosted voice seats, wireless links, cabling, router and firewall configuration, site surveys, installation labour and fault response. The product is rarely just a circuit or handset; it is usually a local service bundle covering procurement, setup, monitoring and support across mixed networks. Pricing tends to combine monthly charges with one-off installation or change fees, while margins depend on wholesale costs, engineer utilisation, response commitments and the amount of bespoke site work needed before a customer can go live.

Who they sell to

Typical customers are local SMEs, lower mid-market employers, landlords, contractors, care settings, hospitality operators, professional services firms and public-sector buyers with sites in or around Plymouth. Decisions often sit with owners, finance directors, IT managers, facilities managers or procurement teams, depending on the buyer’s size. Small-business deals may move through direct sales and referrals, especially when a move, outage or contract renewal creates urgency. Public-sector and larger commercial work tends to involve formal quotes, framework-style procurement or tendering, with sales cycles shaped by risk, service continuity and the buyer’s tolerance for changing a live communications supplier.

What they buy

Most Plymouth telecoms firms tend to spend on tools that help them quote accurately, provision services, support customers and keep field work visible. Useful categories include CRM, billing and recurring-revenue management, helpdesk ticketing, network monitoring, remote device management, call analytics, cyber security, backup connectivity, accounting software and engineer scheduling. They may also buy vehicles, test equipment, cabling supplies, insurance, health-and-safety support, subcontractor capacity, legal advice for service terms, and marketing aimed at local commercial buyers. Recruitment support can matter where firms need field engineers or customer-support staff, although many smaller operators will be cautious about fixed overheads.

Why and how to sell to them

Telecommunications buyers tend to evaluate vendors when service volume becomes harder to manage through spreadsheets, when fault response starts affecting customer retention, or when recurring contracts require cleaner billing and support processes. Other triggers include office moves, new engineer hires, public-sector tenders, landlord or developer projects, and a shift from installation work into managed communications. Outbound works best when it is tied to operational leakage rather than generic growth claims: fewer repeat site visits, clearer renewal tracking, faster fault triage, cleaner handover between sales and engineering, or better evidence for service-level discussions. Local proof and low implementation burden usually matter.

How this list is built

Methodology

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.

Also in Plymouth

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Frequently asked questions

How many telecommunications companies are there in Plymouth?
Around 36 actively-trading telecommunications companies are registered in Plymouth. Of those, 0 report turnover above £5M in their most recent filed accounts. This Plymouth list covers companies across the wider Plymouth travel-to-work area, including surrounding towns — not just the Plymouth local-authority boundary.
What counts as a telecommunications company in this list?
A company is included when its public website and filed activity descriptions indicate it sells telecommunications products or services as its primary business — not just because of the SIC code it picked at incorporation. Each company is tagged via semantic analysis of its website content; SIC codes are used as supporting signal, not the sole gate.
Which are the largest telecommunications companies in Plymouth?
The list is ranked by a sales-readiness score — built from trading signals, financial health and growth rather than raw turnover — so the most actionable telecommunications companies in Plymouth appear at the top of the table. Larger firms often still rank highly, because that score rewards genuine trading scale, but the order reflects sales-readiness, not turnover alone. About 0 of the 36 actively-trading firms report turnover above £5M in their most recent accounts; subsidiaries that file consolidated worldwide accounts are excluded so the figures stay comparable across UK filers.
What do telecommunications companies in Plymouth actually do?
Plymouth telecommunications providers typically earn through a blend of recurring service charges, project fees and support retainers. Revenue may come from connectivity resale, hosted voice seats, wireless links, cabling, router and firewall configuration, site surveys, installation labour and fault response. The product is rarely just a circuit or handset; it is usually a local service bundle covering procurement, setup, monitoring and support across mixed networks. Pricing tends to combine monthly charges with one-off installation or change fees, while margins depend on wholesale costs, engineer utilisation, response commitments and the amount of bespoke site work needed before a customer can go live.
How does Plymouth telecommunications compare internationally?
Cross-border comparisons of telecommunications populations are tricky because every country defines the sector slightly differently and reports financials on different cadences. We focus this list on firms that file UK statutory accounts so the figures are comparable; international peer breakdowns aren't bundled here.
How is this list built and how fresh is the data?
The list is rebuilt from Companies House dump data, XBRL filings, and a website analysis pass over each company's public site. Companies with consolidated group accounts (worldwide rather than UK-only revenue) are excluded so the figures stay UK-specific. The page's last-updated date is shown at the top.
How big are the typical telecommunications companies in Plymouth?
Company sizes in this list vary widely. The median actively-trading telecommunications firm employs around 1 people, and median UK turnover across the list is roughly £35k in the most recent filed accounts.
Are these mostly new or established telecommunications companies?
8 of the 36 actively-trading telecommunications companies in this list were incorporated since 2022; the remainder were incorporated before then, so the Plymouth list mixes recent entrants with longer-established firms.
What SIC codes does this use?
Rather than relying solely on SIC codes, we build a semantic understanding of what each company actually does by scraping its website and analysing it with AI. This means a company is included based on what it sells, not what SIC code it picked at incorporation. SIC codes are used as a signal but not the primary classification.
What buying signals should I look for?
The strongest signals for B2B outbound are recent leadership changes (new CFO/CRO), rapid headcount growth, revenue-band changes, and web-stack changes. Firmbase tracks all of these automatically.

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