Alpha Oil Tools designs and manufactures bridge plugs, cement retainers, packers, and accessories for the domestic US and int ... ernational markets. Alpha Oil Tools is headquartered in Fort Worth, TX. Alpha Oil Tools has been a mainstay in the downhole tools and accessories sector since its founding in 1981, becoming a part of Weatherford International in 2005, returning to private ownership in December 2018 as the cornerstone of Sharp Energy Group. read more