The largest other research and experimental development on natural sciences and engineering companies in Sheffield

Ranked by shareholders' funds, from 40 active companies in the S 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.

Other research and experimental development on natural sciences and engineering in Sheffield top 20

1. MAGNOMATICS LIMITED

£2,976,225 05878200 since 2006
2. AMPLISI LIMITED

£2,449,319 16625534 since 2025
3. RFTECHNICS LTD

£2,149,666 04702809 since 2003
4. ARR RAIL SOLUTIONS LTD

£1,709,553 08350890 since 2013
5. GLASS TECHNOLOGY SERVICES LTD

£549,060 02832216 since 1993
6. PERLEMAX LIMITED

£509,590 07369873 since 2010
7. BLASTECH LIMITED

£185,026 04755214 since 2003
8. EUTECHTICS LIMITED

£174,973 14752685 since 2023
9. HARTLETT AXLE SYSTEMS LIMITED

£107,175 07230169 since 2010
10. OLBERON LIMITED

£77,140 05480127 since 2005
11. SOUTH LEA TECHNOLOGY LTD

£72,676 03321191 since 1997
12. PUA-LABS LTD

£57,958 16130913 since 2024
13. ALEKSANDRIA SCIENCES LIMITED

£22,244 07503062 since 2011
14. ECAI VENTURES LIMITED

£18,705 16052288 since 2024
15. OCEANS-ESU LIMITED

£16,627 02683741 since 1992
16. ROBQUANT LIMITED

£9,674 14838370 since 2023
17. OBECHE LTD

£3,089 08295994 since 2012
18. KL ENGINEERING LIMITED

£2,401 06234440 since 2007
19. FOSTER DESIGN & RESEARCH LIMITED

£1,965 06588660 since 2008
20. VIKAD MATH LIMITED

£283 05960532 since 2006