William Armstrong

Director/Board Member at TOURMALINE OIL CORP.

Net worth: 20 M $ as of 30/08/2026

66 year

80 connections

Energy Minerals

Consumer Services

Consumer Non-Durables

Profile

William D.
Armstrong is the founder of Armstrong Oil & Gas, Inc., founded in 1985, where the title held is President & Chief Executive Officer.
Mr. Armstrong is the founder of Armstrong Vineyards, Inc., founded in 2004, with no titles listed.
Current jobs include Chief Executive Officer at Armstrong Energy LLC, Chairman at All-American Wildcatters Association, Independent Director at Tourmaline Oil Corp.
since 2008, and Director at Southern Methodist University.
Former job includes Director at The Denver Art Museum.
Education includes an undergraduate degree from Southern Methodist University, conferred in 1982.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
TOURMALINE OIL CORP. 0.11%	01/06/2026	430,000 ( 0.11% )	20 M $	30/08/2026

William Armstrong active positions

Companies	Position	Start
TOURMALINE OIL CORP.	Director/Board Member	26/10/2008
Armstrong Oil & Gas, Inc. Armstrong Oil & Gas, Inc. Oil & Gas ProductionEnergy Minerals Explores, develops, and produces oil and natural gas	Chief Executive Officer	31/12/1984
Southern Methodist University Southern Methodist University Other Consumer ServicesConsumer Services Functions as a College/University	Director/Board Member	-
All-American Wildcatters Association	Chairman	-
Armstrong Energy LLC /AK/ Armstrong Energy LLC /AK/ Oil & Gas ProductionEnergy Minerals Operates as an oil and gas exploration company	Chief Executive Officer	-

All active positions of William Armstrong

Former positions of William Armstrong

Companies	Position	End
Epoch Estate Wines Epoch Estate Wines Beverages: AlcoholicConsumer Non-Durables Epoch Estate Wines is a winery dedicated to crafting artisanal, estate-grown wines primarily from Rhône varieties, as well as Zinfandel, Tempranillo, Petite Sirah, and select Bordeaux grapes. The private company is based in Templeton. The American company produces wines that reflect the distinctive terroir of their estate vineyards — Paderewski, York Mountain, and Catapult — situated in cool climate, elevated locations with unique soils and coastal influences. The winery operates a modern, sustainably designed production facility built into oak-covered hills, featuring custom fermentation tanks and natural temperature control systems. The mountain winery and tasting room preserve original architectural elements, blending historic integrity with contemporary design, and the adjacent mountain farmhouse serves as a residence and guest space. Epoch Estate Wines offers a curated tasting experience by appointment, a customizable wine club, and private events, with comprehensive information available on their website for both consumers and industry professionals. The company was founded by William D. Armstrong.	Founder	-
The Denver Art Museum The Denver Art Museum Other Consumer ServicesConsumer Services Operates art galleries and museums	Director/Board Member	-

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Training of William Armstrong

Experiences
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Connections

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Linked companies

Private companies	7
Tourmaline Oil Corp. Tourmaline Oil Corp. Oil & Gas ProductionEnergy Minerals Engages in the exploration, development and production of oil and natural gas properties	Energy Minerals
Southern Methodist University Southern Methodist University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Armstrong Oil & Gas, Inc. Armstrong Oil & Gas, Inc. Oil & Gas ProductionEnergy Minerals Explores, develops, and produces oil and natural gas	Energy Minerals
The Denver Art Museum The Denver Art Museum Other Consumer ServicesConsumer Services Operates art galleries and museums	Consumer Services
All-American Wildcatters Association
Armstrong Energy LLC /AK/ Armstrong Energy LLC /AK/ Oil & Gas ProductionEnergy Minerals Operates as an oil and gas exploration company	Energy Minerals
Epoch Estate Wines Epoch Estate Wines Beverages: AlcoholicConsumer Non-Durables Epoch Estate Wines is a winery dedicated to crafting artisanal, estate-grown wines primarily from Rhône varieties, as well as Zinfandel, Tempranillo, Petite Sirah, and select Bordeaux grapes. The private company is based in Templeton. The American company produces wines that reflect the distinctive terroir of their estate vineyards — Paderewski, York Mountain, and Catapult — situated in cool climate, elevated locations with unique soils and coastal influences. The winery operates a modern, sustainably designed production facility built into oak-covered hills, featuring custom fermentation tanks and natural temperature control systems. The mountain winery and tasting room preserve original architectural elements, blending historic integrity with contemporary design, and the adjacent mountain farmhouse serves as a residence and guest space. Epoch Estate Wines offers a curated tasting experience by appointment, a customizable wine club, and private events, with comprehensive information available on their website for both consumers and industry professionals. The company was founded by William D. Armstrong.	Consumer Non-Durables