Gary Casswell

Chairman at NORTHERN DRILLING LTD.

Net worth: 253 405 $ as of 31/05/2026

73 year

77 connections

Industrial Services

Consumer Services

Commercial Services

Profile

Gary W.
Casswell is currently Chairman-Drilling Contractor Publications at the International Association of Drilling Contractors, Chairman at Northern Drilling Ltd. since 2017, Chairman at Northern Ocean Ltd. since 2020, Independent Director at Ensign Energy Services, Inc. since 2017, and Member of the Society of Petroleum Engineers, Inc. Former positions include President & Chief Executive Officer at Northern Offshore Ltd. from 2010 to 2017, Director at Trinidad Drilling Ltd., Vice President-Eastern Hemisphere Operations at Pride International LLC (Texas) from 1998 to 2008, and Manager-Operations & Technical Development at Santa Fe International Corp.
from 1974 to 1998.
Education includes an undergraduate degree from The California State University, conferred in 1980.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
ENSIGN ENERGY SERVICES INC. 0.05%	31/03/2026	83,632 ( 0.05% )	253 405 $	31/05/2026

Gary Casswell active positions

Companies	Position	Start
NORTHERN DRILLING LTD.	Chairman	01/09/2017
ENSIGN ENERGY SERVICES INC.	Director/Board Member	04/12/2017
NORTHERN OCEAN LTD.	Chairman	01/01/2020
Society of Petroleum Engineers, Inc. Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services Provides petroleum engineering services	Corporate Officer/Principal	09/08/2011
International Association of Drilling Contractors International Association of Drilling Contractors Miscellaneous Commercial ServicesCommercial Services Operates as a a non-profit trade association for drilling industry	Corporate Officer/Principal	-

All active positions of Gary Casswell

Former positions of Gary Casswell

Companies	Position	End
NORTHERN OFFSHORE LTD.	Chief Executive Officer	01/07/2017
Pride International LLC (Texas) Pride International LLC (Texas) Contract DrillingIndustrial Services Provides offshore drilling, rig and crew services to oil and gas companies	Corporate Officer/Principal	01/01/2008
Santa Fe International Corp. Santa Fe International Corp. Contract DrillingIndustrial Services Engaged in offshore contract drilling of oil and gas wells for independent and major oil and gas companies.	Chief Operating Officer	01/01/1998
TRINIDAD DRILLING LTD.	Director/Board Member	-

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Training of Gary Casswell

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Linked companies

Private companies	10
Pride International LLC (Texas) Pride International LLC (Texas) Contract DrillingIndustrial Services Provides offshore drilling, rig and crew services to oil and gas companies	Industrial Services
Ensign Energy Services, Inc. Ensign Energy Services, Inc. Contract DrillingIndustrial Services Provides contract well drilling and well services to the oil and natural gas industry	Industrial Services
Northern Offshore Ltd. Northern Offshore Ltd. Contract DrillingIndustrial Services Operates offshore oil and gas production and drilling vessels	Industrial Services
The California State University The California State University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Santa Fe International Corp. Santa Fe International Corp. Contract DrillingIndustrial Services Engaged in offshore contract drilling of oil and gas wells for independent and major oil and gas companies.	Industrial Services
Society of Petroleum Engineers, Inc. Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services Provides petroleum engineering services	Industrial Services
International Association of Drilling Contractors International Association of Drilling Contractors Miscellaneous Commercial ServicesCommercial Services Operates as a a non-profit trade association for drilling industry	Commercial Services
Trinidad Drilling Ltd. Trinidad Drilling Ltd. Contract DrillingIndustrial Services Provides drilling and well services to the oil and natural gas industry	Industrial Services
Northern Drilling Ltd. Northern Drilling Ltd. Contract DrillingIndustrial Services Provides offshore drilling contracting services for oil and gas sector	Industrial Services
Northern Ocean Ltd. Northern Ocean Ltd. Contract DrillingIndustrial Services Provides offshore contract drilling services for the oil and gas industry	Industrial Services