United Kingdom

Top 208 largest UK Companies in the Industrial sector by Market Cap

This is the list of the largest public listed companies in the Industrial sector from the United Kingdom by market capitalization with links to their reference stock and industry.

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Top Industrial Companies from the United Kingdom as of Jul. 01, 2025

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Rank Company Market Cap (USD) Country Sector Industry
1 Rolls-Royce Holdings plc $108.29 B United Kingdom UK Industrials UK Aerospace & Defense
2 BAE Systems plc $75.42 B United Kingdom UK Industrials UK Aerospace & Defense
3 Ferguson plc $44.61 B United Kingdom UK Industrials UK Industrial Distribution
4 Ashtead Group plc $27.76 B United Kingdom UK Industrials UK Rental & Leasing Services
5 Pentair plc $17.42 B United Kingdom UK Industrials UK Specialty Industrial Machinery
6 Halma plc $16.65 B United Kingdom UK Industrials UK Conglomerates
7 CNH Industrial N.V. $14.40 B United Kingdom UK Industrials UK Farm & Heavy Construction Machinery
8 nVent Electric plc $12.33 B United Kingdom UK Industrials UK Electrical Equipment & Parts
9 Rentokil Initial plc $12.10 B United Kingdom UK Industrials UK Specialty Business Services
10 Intertek Group plc $10.36 B United Kingdom UK Industrials UK Consulting Services
11 Smiths Group plc $10.15 B United Kingdom UK Industrials UK Specialty Industrial Machinery
12 Melrose Industries plc $9.20 B United Kingdom UK Industrials UK Specialty Industrial Machinery
13 Diploma plc $9.09 B United Kingdom UK Industrials UK Industrial Distribution
14 The Weir Group plc $8.92 B United Kingdom UK Industrials UK Specialty Industrial Machinery
15 Babcock International Group plc $7.46 B United Kingdom UK Industrials UK Engineering & Construction
16 IMI plc $7.26 B United Kingdom UK Industrials UK Specialty Industrial Machinery
17 Spirax-Sarco Engineering plc $6.26 B United Kingdom UK Industrials UK Specialty Industrial Machinery
18 easyJet plc $5.40 B United Kingdom UK Industrials UK Airlines
19 HomeServe plc $4.88 B

(Jan. 1, 2023)

 United Kingdom UK Industrials UK Specialty Business Services
20 Royal Mail plc $4.38 B

(Jan. 1, 2025)

 United Kingdom UK Industrials UK Integrated Freight & Logistics
21 RS Group plc $3.80 B United Kingdom UK Industrials UK Industrial Distribution
22 QinetiQ Group plc $3.76 B United Kingdom UK Industrials UK Aerospace & Defense
23 Rotork plc $3.70 B United Kingdom UK Industrials UK Specialty Industrial Machinery
24 Balfour Beatty plc $3.47 B United Kingdom UK Industrials UK Engineering & Construction
25 Aggreko plc $3.09 B

(Aug. 1, 2021)

 United Kingdom UK Industrials UK Rental & Leasing Services
26 Ultra Electronics Holdings plc $3.04 B

(July 1, 2022)

 United Kingdom UK Industrials UK Aerospace & Defense
27 Serco Group plc $2.85 B United Kingdom UK Industrials UK Specialty Business Services
28 Morgan Sindall Group plc $2.84 B United Kingdom UK Industrials UK Engineering & Construction
29 John Laing Group plc $2.77 B

(Sept. 1, 2021)

 United Kingdom UK Industrials UK Engineering & Construction
30 Mitie Group plc $2.38 B United Kingdom UK Industrials UK Specialty Business Services

Top Industrial Companies from the United Kingdom as of Jul. 01, 2025

1. Rolls-Royce Holdings plc

Company Profile: Rolls-Royce Holdings plc
Market Cap (USD): $108.29 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Aerospace & Defense

2. BAE Systems plc

Company Profile: BAE Systems plc
Market Cap (USD): $75.42 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Aerospace & Defense

3. Ferguson plc

Company Profile: Ferguson plc
Market Cap (USD): $44.61 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

4. Ashtead Group plc

Company Profile: Ashtead Group plc
Market Cap (USD): $27.76 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Rental & Leasing Services

5. Pentair plc

Company Profile: Pentair plc
Market Cap (USD): $17.42 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

6. Halma plc

Company Profile: Halma plc
Market Cap (USD): $16.65 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Conglomerates

7. CNH Industrial N.V.

Company Profile: CNH Industrial N.V.
Market Cap (USD): $14.40 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Farm & Heavy Construction Machinery

8. nVent Electric plc

Company Profile: nVent Electric plc
Market Cap (USD): $12.33 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

9. Rentokil Initial plc

Company Profile: Rentokil Initial plc
Market Cap (USD): $12.10 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

10. Intertek Group plc

Company Profile: Intertek Group plc
Market Cap (USD): $10.36 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

11. Smiths Group plc

Company Profile: Smiths Group plc
Market Cap (USD): $10.15 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

12. Melrose Industries plc

Company Profile: Melrose Industries plc
Market Cap (USD): $9.20 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

13. Diploma plc

Company Profile: Diploma plc
Market Cap (USD): $9.09 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

14. The Weir Group plc

Company Profile: The Weir Group plc
Market Cap (USD): $8.92 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

15. Babcock International Group plc

Company Profile: Babcock International Group plc
Market Cap (USD): $7.46 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

16. IMI plc

Company Profile: IMI plc
Market Cap (USD): $7.26 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

17. Spirax-Sarco Engineering plc

Company Profile: Spirax-Sarco Engineering plc
Market Cap (USD): $6.26 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

18. easyJet plc

Company Profile: easyJet plc
Market Cap (USD): $5.40 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Airlines

19. HomeServe plc

Company Profile: HomeServe plc
Market Cap (USD): $4.88 B (Jan. 1, 2023)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

20. Royal Mail plc

Company Profile: Royal Mail plc
Market Cap (USD): $4.38 B (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Integrated Freight & Logistics

21. RS Group plc

Company Profile: RS Group plc
Market Cap (USD): $3.80 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

22. QinetiQ Group plc

Company Profile: QinetiQ Group plc
Market Cap (USD): $3.76 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Aerospace & Defense

23. Rotork plc

Company Profile: Rotork plc
Market Cap (USD): $3.70 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

24. Balfour Beatty plc

Company Profile: Balfour Beatty plc
Market Cap (USD): $3.47 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

25. Aggreko plc

Company Profile: Aggreko plc
Market Cap (USD): $3.09 B (Aug. 1, 2021)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Rental & Leasing Services

26. Ultra Electronics Holdings plc

Company Profile: Ultra Electronics Holdings plc
Market Cap (USD): $3.04 B (July 1, 2022)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Aerospace & Defense

27. Serco Group plc

Company Profile: Serco Group plc
Market Cap (USD): $2.85 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

28. Morgan Sindall Group plc

Company Profile: Morgan Sindall Group plc
Market Cap (USD): $2.84 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

29. John Laing Group plc

Company Profile: John Laing Group plc
Market Cap (USD): $2.77 B (Sept. 1, 2021)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

30. Mitie Group plc

Company Profile: Mitie Group plc
Market Cap (USD): $2.38 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

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