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According to Glenigan construction data, Mears Group is the UK’s top construction company, after winning a £290 million housing improvement contract.

The table below lists the top 100 construction companies in the UK and is based on Glenigan’s comprehensive database of construction activity.

Last updated: August 2026

July 2026

Regions
Counties & Cities
See the top performing companies over the past 12 months
Position Contractor Number of projects Value of projects (£m)
Live Projects
1
Skanska UK 2 1950 See all projects
2
Sacyr UK 1 1500 See all projects
3
Graham Construction 1 1500 See all projects
4
Laing O'Rourke 1 900 See all projects
5
Morgan Sindall 15 746 See all projects
6
Kier 3 651 See all projects
7
VINCI 1 650 See all projects
8
Sir Robert McAlpine 1 650 See all projects
9
Dragados UK 1 648 See all projects
10
Bovis 1 400 See all projects
11
Willmott Dixon 3 360 See all projects
12
Wates 9 319 See all projects
13
Bowmer & Kirkland 5 210 See all projects
14
Multiplex 1 200 See all projects
15
Mace 1 150 See all projects
16
McLaughlin & Harvey 2 106 See all projects
17
Caddick Group 3 100 See all projects
18
Galliford Try 7 68 See all projects
19
Ground Control 2 60 See all projects
20
Flood Control (NI) 1 60 See all projects
21
Aitch Group 1 54 See all projects
22
FK Construction Services 1 44 See all projects
23
John Sisk & Son 2 41 See all projects
24
Grove Construction 2 40 See all projects
25
Red Construction Group 1 39 See all projects
26
HBC Construction Group 2 38 See all projects
27
Magrock 1 37 See all projects
28
Trinity Homes UK 1 37 See all projects
29
Lutley Group 1 33 See all projects
30
Equans Sci Tech 1 31 See all projects
31
Vistry 1 31 See all projects
32
Urban Fox Networks 1 30 See all projects
33
Synergize 1 27 See all projects
34
McConnell 1 27 See all projects
35
One Group Construction 2 27 See all projects
36
Headoffice3 2 26 See all projects
37
C.Wynne & Sons 1 24 See all projects
38
Kind & Company 1 24 See all projects
39
Tilbury Douglas 2 23 See all projects
40
Conlon Construction 1 22 See all projects
41
Hill Group 1 21 See all projects
42
Duncan Cameron Huchinson 1 21 See all projects
43
John F Hunt Regeneration 1 20 See all projects
44
Urbanise 1 20 See all projects
45
LNT Construction 2 19 See all projects
46
Rothwell Plumbing Services 2 16 See all projects
47
Interclass 1 16 See all projects
48
Make One Group 1 15 See all projects
49
Amiri Group 1 15 See all projects
50
Short Construction 1 15 See all projects
51
City Gate Construction 1 15 See all projects
52
DJL Construction 1 15 See all projects
53
Bromford Flagship LiveWest 1 15 See all projects
54
Fernham Homes 1 14 See all projects
55
Deconstruct UK 1 14 See all projects
56
Concept Heating Systems 1 14 See all projects
57
Colliers International 1 13 See all projects
58
Thomas Sinden 1 13 See all projects
59
Mercer Building Solutions 1 13 See all projects
60
Building Construction Partnership 1 12 See all projects
61
JSSH 3 12 See all projects
62
Lightways Contractors 1 12 See all projects
63
Geda Construction Company 1 12 See all projects
64
Gilbert & Good 1 11 See all projects
65
Keon Homes 2 11 See all projects
66
Cruden 2 11 See all projects
67
Huber Car Park Systems International GmbH 1 11 See all projects
68
FT Construction 1 11 See all projects
69
AJS 1 10 See all projects
70
Clc Group 1 10 See all projects
71
EBC Partnerships 1 10 See all projects
72
Cambridge HOK 1 10 See all projects
73
Vertex Services 1 10 See all projects
74
Killingley 1 10 See all projects
75
E G Carter & Co 1 10 See all projects
76
Glencar Construction 1 10 See all projects
77
MY Holdings Group 1 10 See all projects
78
Greenchurch Developments 1 10 See all projects
79
MyPad 2020 1 9 See all projects
80
T J Evers 1 9 See all projects
81
Mersey Rail Electrics 2002 1 9 See all projects
82
Seddon Group 2 9 See all projects
83
Faircloth Construction 1 9 See all projects
84
Lindum Group 3 9 See all projects
85
AS Homes Ltd 1 8 See all projects
86
Mount Anvil 1 8 See all projects
87
Royal BAM 1 8 See all projects
88
Horizon M&E Services Design 1 8 See all projects
89
E Quinn Civils 1 8 See all projects
90
Andrew Scott 1 8 See all projects
91
RE: GEN Group 1 8 See all projects
92
Smith & Byford 1 8 See all projects
93
Robert Heath Heating 1 8 See all projects
94
Forum Contracts 1 8 See all projects
95
JL Contractors 1 8 See all projects
96
Lovell Partnerships 1 7 See all projects
97
Brims Construction 1 7 See all projects
98
Esh Group 2 7 See all projects
99
Kiverco 1 7 See all projects
100
R G Carter 1 7 See all projects
No Companies Found
Source: Glenigan | Last updated August 2026

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