Grant Prideco

Grant Prideco, Inc.
Formerly	Grant Corporations (1975–1986); Grant TFW (1986–1995);
Company type	Subsidiary
Traded as	NYSE: GRP (2000–2008)
Industry	Oilfield services and equipment
Predecessor	Grant Supply Company
Founded	1975 in Houston
Founder	Charles Grant
Headquarters	Houston, Texas, United States
Parent	EVI (1990–1998); Weatherford (1998–2000); NOV Inc. (from 2008);
Subsidiaries	ReedHycalog (from 2003); IntelliServ (from 2005);
Website	grantprideco.com

Grant Prideco, Inc. is a supplier of drill pipe and drill stem accessories headquartered in Houston, Texas. Since 2008, it has been a subsidiary of energy services company NOV Inc. Grant Prideco was included on the Fortune magazine top 1000 largest corporations for several years in the mid-2000s and through the 1990s and early 2000s was the world's largest oilfield drill pipe supplier.

Formerly	Grant Corporations (1975–1986) Grant TFW (1986–1995)
Company type	Subsidiary
Traded as	NYSE: GRP (2000–2008)
Industry	Oilfield services and equipment
Predecessor	Grant Supply Company
Founded	1975 (1975) in Houston
Founder	Charles Grant
Headquarters	Houston, Texas , United States
Parent	EVI (1990–1998) Weatherford (1998–2000) NOV Inc. (from 2008)
Subsidiaries	ReedHycalog (from 2003) IntelliServ (from 2005)
Website	grantprideco.com