The largest technical testing and analysis companies in Coventry

Ranked by shareholders' funds, from 61 active companies in the CV postcode area.

"Largest" here means shareholders' funds — what the most recent balance sheet says the company is worth. It is the only measure of size filed by enough companies to rank on.

Companies that have never filed accounts cannot appear, however big they are. Figures are as filed at Companies House and can be a year or more old.

Technical testing and analysis in Coventry top 20

1. ALS LIFE SCIENCES LIMITED

£32,367,002 04057291 since 2000
2. ALS LABORATORIES (UK) LIMITED

£19,801,000 02391955 since 1989
3. AEROTECH LABORATORIES LIMITED

£1,215,528 05369834 since 2005
4. GTECHSURVEYS LIMITED

£733,690 05679665 since 2006
5. STORM GEOMATICS LIMITED

£554,973 05974151 since 2006
6. SOLD SECURE 2000 LIMITED

£485,302 03714663 since 1999
7. AIR PRESSURE TESTING LTD

£452,062 05275502 since 2004
8. W J PROJECT SERVICES LIMITED

£228,787 06327567 since 2007
9. RESOUND ACOUSTICS LIMITED

£177,493 05316313 since 2004
10. HYDROSIM CONSULTANTS LIMITED

£173,751 03716159 since 1999
11. ATEST LIMITED

£108,209 10498836 since 2016
12. REDWING ENVIRONMENTAL LIMITED

£101,822 05004060 since 2003
13. TONOAH LTD

£96,610 10972707 since 2017
14. VKS TESTING LTD

£95,956 14790531 since 2023
15. H J SERVICES LTD

£91,162 05900205 since 2006
16. M TEST LTD

£70,099 11502327 since 2018
17. SUB MAPPING LIMITED

£53,260 15253494 since 2023
18. DAVE CARTON LIMITED

£47,306 03454002 since 1997
19. AVS PIONEERS LTD

£43,558 11990943 since 2019
20. PROFESSIONAL DRIVING ASSOCIATES LIMITED

£41,491 04326395 since 2001