United Kingdom

Top 11 largest UK Companies in the Scientific & Technical Instruments industry by Market Cap

This is the list of the largest public listed companies in the Scientific & Technical Instruments industry from the United Kingdom by market capitalization with links to their reference stock.

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Top Scientific & Technical Instruments Companies from the United Kingdom as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
1 Spectris plc $5.46 B

(July 1, 2025)

 United Kingdom UK Technology UK Scientific & Technical Instruments
2 Renishaw plc $3.46 B United Kingdom UK Technology UK Scientific & Technical Instruments
3 Judges Scientific plc $514.7 M United Kingdom UK Technology UK Scientific & Technical Instruments
4 SRT Marine Systems plc $304.7 M United Kingdom UK Technology UK Scientific & Technical Instruments
5 Quartix Holdings plc $179.2 M United Kingdom UK Technology UK Scientific & Technical Instruments
6 SDI Group plc $111.9 M United Kingdom UK Technology UK Scientific & Technical Instruments
7 Starcom plc $16.7 M United Kingdom UK Technology UK Scientific & Technical Instruments
8 Trakm8 Holdings plc $6.3 M

(July 1, 2025)

 United Kingdom UK Technology UK Scientific & Technical Instruments
9 PipeHawk plc $952,976 United Kingdom UK Technology UK Scientific & Technical Instruments
10 Remote Monitored Systems plc United Kingdom UK Technology UK Scientific & Technical Instruments
11 t42 IoT Tracking Solutions PLC United Kingdom UK Technology UK Scientific & Technical Instruments

Top Scientific & Technical Instruments Companies from the United Kingdom as of Jan. 01, 2026

1. Spectris plc

Company Profile: Spectris plc
Market Cap (USD): $5.46 B (July 1, 2025)
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

2. Renishaw plc

Company Profile: Renishaw plc
Market Cap (USD): $3.46 B
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

3. Judges Scientific plc

Company Profile: Judges Scientific plc
Market Cap (USD): $514.7 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

4. SRT Marine Systems plc

Company Profile: SRT Marine Systems plc
Market Cap (USD): $304.7 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

5. Quartix Holdings plc

Company Profile: Quartix Holdings plc
Market Cap (USD): $179.2 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

6. SDI Group plc

Company Profile: SDI Group plc
Market Cap (USD): $111.9 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

7. Starcom plc

Company Profile: Starcom plc
Market Cap (USD): $16.7 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

8. Trakm8 Holdings plc

Company Profile: Trakm8 Holdings plc
Market Cap (USD): $6.3 M (July 1, 2025)
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

9. PipeHawk plc

Company Profile: PipeHawk plc
Market Cap (USD): $952,976
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

10. Remote Monitored Systems plc

Company Profile: Remote Monitored Systems plc
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

11. t42 IoT Tracking Solutions PLC

Company Profile: t42 IoT Tracking Solutions PLC
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

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