CompanyTrack
High-Growth Sector

Sensor & Detection Systems

A market overview of active UK companies in Sensor & Detection Systems. Figures exclude dormant and dissolved companies. Data refreshed 30 Apr 2026.

Browse all 1,726 companies →
Active companies
1,726
trading & on register
Reporting turnover
200
12% of active
Reporting employees
1,537
89% of active
Register health
10%
of 1,951 on register are dormant

Company size (employees)

Active companies reporting employee counts

1-9
1,030
10-49
374
50-249
119
250+
14

Turnover distribution

Active companies reporting turnover

<£100k
15
£100k-£1m
11
£1m-£10m
51
£10m-£100m
121
£100m+
2

Where they're based

Active companies by major UK city (30km London, 15–20km elsewhere)

Greater London
228
Manchester
63
Birmingham
52
Leeds
30
Glasgow
20
Liverpool
19
Edinburgh
18
Cardiff
18
Bristol
17
Belfast
13

New formations by year

Active companies incorporated under this category (dormant shells excluded)

64
17
73
18
66
19
81
20
68
21
42
22
35
23
12
24
2
25
0
26

Largest by turnover

#CompanyTurnoverEBITDAEmployees3y growth
1OMRON ELECTRONIC COMPONENTS EUROPE B.V.£543.2M£33.8M--3%
2TOPCON EUROPE POSITIONING B.V.£168.7M£9.8M6104%
3HEXAGON TOPCO LIMITED£81.6M£2.4M32577%
4BRIGADE ELECTRONICS GROUP PLC£80.1M£7.5M2869%
5BRIGADE HOLDINGS LIMITED£80.1M£7.6M2889%
6HEXAGON METROLOGY SERVICES LIMITED£73.0M£49.9M3812%
7TECHNOLOG HOLDINGS LIMITED£67.0M£16.5M53614%
8PAXTON ACCESS GROUP LTD£66.9M£7.7M3956%
9RADIODETECTION LIMITED£66.5M£14.9M1690%
10WESTON AEROSPACE LIMITED£66.3M£7.4M33117%
11PAXTON ACCESS LIMITED£66.3M£6.2M3406%
12FLUKE (UK) LIMITED£56.3M£2.3M1086%
13HIKVISION UK LIMITED£51.1M£3.2M16123%
14HOTTINGER BRUEL & KJAER UK LTD£48.7M£6.5M19439%
15FLUKE PRECISION MEASUREMENT LIMITED£48.2M£15.2M957%
16INVISIO COMMUNICATIONS LTD£47.6M£18.7M8341%
17TRACERCO LIMITED£47.5M£4.7M23825%
18CROWCON DETECTION INSTRUMENTS LIMITED£46.1M£13.7M1797%
19OXFORD METRICS PLC£44.8M£5.3M234-17%
20ABCA BIDCO LIMITED£41.6M£5.0M267-

Fastest-growing

Active companies with turnover ≥ £1m, sorted by 3-year turnover CAGR

#CompanyTurnoverEmployees3y turnover growth
1HEXAGON TOPCO LIMITED£81.6M32577%
2ABCA TOPCO LIMITED£41.6M26759%
3GILL CORPORATE LIMITED£18.7M15159%
4TENSOR SYSTEMS LIMITED£11.4M7456%
5TENSOR PLC£11.4M7456%
6NICERA EUROPEAN WORKS LIMITED£2.1M250%
7INVISIO COMMUNICATIONS LTD£47.6M8341%
8HOTTINGER BRUEL & KJAER UK LTD£48.7M19439%
9KROMEK LIMITED£26.5M8236%
10REDSPEED USA LIMITED£28.0M13636%
11GURALP SYSTEMS LIMITED£13.1M7734%
12GURALP HOLDINGS LTD£13.1M7734%
13SYMETRICA LIMITED£21.4M7132%
14HEXAGON CORPORATE SERVICES LIMITED£20.3M2129%
15TRANSENSE TECHNOLOGIES PLC£5.5M2928%
16ISDI LIMITED£18.2M3227%
17VISMO LIMITED£2.0M1927%
18UTILITEC SERVICES LIMITED£26.2M32225%
19KROMEK GROUP PLC£26.5M16225%
20TRACERCO LIMITED£47.5M23825%

Newest formations

Most recently incorporated active companies

#CompanyLocationIncorporated
1RADAR TANK GAUGING HOLDINGS LIMITEDWokingham2025
2AMETEK CRYSTAL POWER LIMITEDLeicester2025
3REMSDAQ HOLDING LIMITEDBradford2024
4MYCENA GROUP LIMITEDFarnham2024
5AXIOMATIC LTDWillenhall2024
6DYNAMIC SECURITY SYSTEMS LTDWrexham2024
7CTA FIRE LIMITEDRochester2024
8TERAVIEW HOLDINGS PLCCambridge2024
9BRENPOWER GLOBAL LTDBromley2024
10ARENTIS HOLDINGS LIMITEDWakefield2024
11DETECTOR ELECTRONICS BUYER UK LIMITEDLondon2024
12WEMA-UK LTDHoniton2024
13SAFETECH SOLUTIONS LTDHemel Hempstead2024
14TRIDENT ELECTRONICS LTDLondon2024
15GUARDIAN PROJECTS LTDNorthallerton2023
16BELLTECH LIMITEDBenfleet2023
17GEOMATRIX LTDLeighton Buzzard2023
18FOOTFALLS SMARTEX LIMITEDNottingham2023
19PANDMT LTDCrewe2023
20STRATIS FIRE & SECURITY LIMITEDIpswich2023
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