- C Scotland Construction (Address: 127 Albert Rd West, Bolton BL1 5EB)Location: Leigh, LancashireCategory: Civil Engineers
- Alstom Power Ltd (Address: 12, Rivington Court, Hardwick Grange, Warrington WA1 4RT)Location: Leigh, LancashireCategory: Civil Engineers
- George Cox & Sons Ltd (Address: Hall Lane Works, Hall Lane, Bolton BL4 7QF)Location: Leigh, LancashireCategory: Civil Engineers
- B D Structures Ltd (Address: Westhoughton Industrial Estate, James St, Bolton BL5 3QR)Location: Leigh, LancashireCategory: Civil Engineers
- Morrissey Construction Ltd (Address: Unit 1a, Invar Rd, Manchester M27 9HF)Location: Leigh, LancashireCategory: Civil Engineers
- Coffey Group (Address: Unit 20, Forward Works, Warrington WA1 4BA)Location: Leigh, LancashireCategory: Civil Engineers
- Harry Fairclough Construction Ltd (Address: Howley Lane, Warrington WA1 2DN)Location: Leigh, LancashireCategory: Civil Engineers
- Network Surfacing Ltd (Address: within Portal Business Centres, Dallam Court, Dallam Lane, Warrington WA2 7LT)Location: Leigh, LancashireCategory: Civil Engineers
- I & H Brown Ltd (Address: 5 Quay Business Centre, Warrington WA2 8LT)Location: Leigh, LancashireCategory: Civil Engineers
- Crompton Geotechnical Ltd (Address: 87 Masefield Rd, Bolton BL3 1NG)Location: Leigh, LancashireCategory: Civil Engineers
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