Magazine

Top Contractors at the Tennessee Valley Authority

August 15, 1997

TOTAL PURCHASES: $2,205,644,000

Rank	Parent Company	Amount ($000s)	Market Share
1	GUBMK Constructors	266,000	12.06
2	Stone & Webster Engineering Corp.	200,299	9.08
3	Peabody Coal Co.	115,912	5.26
4	Hanson PLC	101,687	4.61
5	Cyprus Amax Minerals Co.	93,616	4.24
6	CSX Corp.	77,422	3.51
7	Argonaut Group Inc.	63,000	2.86
8	Mapco Inc.	58,890	2.67
9	Sigmon Coal Company Inc.	54,876	2.49
10	Southern Pacific Transportation Co.	51,816	2.35

Rankings are based on R&D, services and production prime contracts of $25,000 or more.

NEXT STORY: Environmental Controls