Top 20 UK Contractors in Water  & Wastewater Treatment

Data compiled June 2004

Rank

Company

1

Costain Group

2

Gleeson Construction Services

3

Balfour Beatty

4

Clancy Dowcra

5

AMEC Group

6

J Murphy & Sons

7

Laing O’Rourke

8

Mowlem

9

Byzak

10

Interserve Project Services

11

Edmund Nuttall

12

Farrans

13

J N Bentley

14

North Midland Construction

15

Peter Duffy

16

Alfred McAlpine

17

May Gurney Integrated Services

18

George Leslie

19

Taylor Woodrow Construction

20

Kier Construction

Archive: Top in 2003 Top in 2002

Comment: The biggest movement over the past year appears to be the absence of AWG Group, from top position last year to un-ranked.