William McManemin

Director/Board Member at DORCHESTER MINERALS, L.P.

Net worth: 34 M $ as of 2026-07-30

65 year

60 connections

Finance

Miscellaneous

Consumer Services

Profile

William Casey McManemin is Chief Executive Officer at Dorchester Minerals Operating GP LLC since 2001.
He is Chairman of Dorchester Minerals LP from 2022 to 2025.
He was Chief Executive Officer & Manager at Dorchester Minerals Management GP LLC from 2011 to 2013 and continues with the firm since 2001.
He is an Investment Team Member at Telluride Venture and Vice President at Sam Partners Management, Inc. Former positions include Director at Dale Gas Partners LP and Director at Schuepbach Energy International LLC.
Education includes an undergraduate degree from Texas A&M University, conferred in 1984.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
DORCHESTER MINERALS, L.P. 2.56%	2026-04-01	1,233,039 ( 2.56% )	34 M $	2026-07-30

William McManemin active positions

Companies	Position	Start
DORCHESTER MINERALS, L.P.	Director/Board Member	2025-12-30
Dorchester Minerals Management GP LLC Dorchester Minerals Management GP LLC Miscellaneous Commercial ServicesCommercial Services Provides management services	Director/Board Member	2025-12-30
Dorchester Minerals Operating GP LLC	Chief Executive Officer	2000-12-31
Sam Partners Management, Inc.	Corporate Officer/Principal	-
Telluride Venture Telluride Venture Investment ManagersFinance Telluride Venture (Telluride Venture) invests in companies located in the United States, primarily in Colorado and Colorado Plateau. The firm targets companies operating in the fields of tourism, natural products, health, energy, water and research & educational institutions. It provides financing for seed and early stage capital requirements.	Private Equity Investor	-

All active positions of William McManemin

Former positions of William McManemin

Companies	Position	End
Schuepbach Energy International LLC Schuepbach Energy International LLC Oil & Gas ProductionEnergy Minerals Explores gas reserves	Director/Board Member	-
Dale Gas Partners LP Dale Gas Partners LP Investment ManagersFinance Dale Gas Partners invests in companies located in the United States. The firm focuses on companies operating in the fields of gas and oil resources. It participates in buyout transactions.	Director/Board Member	-

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Training of William McManemin

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Linked companies

Private companies	8
Dorchester Minerals LP Dorchester Minerals LP Investment Trusts/Mutual FundsMiscellaneous Owns producing and non producing crude oil and natural gas mineral, royalty, overriding royalty and leasehold interests	Miscellaneous
Texas A&M University Texas A&M University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Dale Gas Partners LP Dale Gas Partners LP Investment ManagersFinance Dale Gas Partners invests in companies located in the United States. The firm focuses on companies operating in the fields of gas and oil resources. It participates in buyout transactions.	Finance
Dorchester Minerals Management GP LLC Dorchester Minerals Management GP LLC Miscellaneous Commercial ServicesCommercial Services Provides management services	Commercial Services
Dorchester Minerals Operating GP LLC
Schuepbach Energy International LLC Schuepbach Energy International LLC Oil & Gas ProductionEnergy Minerals Explores gas reserves	Energy Minerals
Telluride Venture Telluride Venture Investment ManagersFinance Telluride Venture (Telluride Venture) invests in companies located in the United States, primarily in Colorado and Colorado Plateau. The firm targets companies operating in the fields of tourism, natural products, health, energy, water and research & educational institutions. It provides financing for seed and early stage capital requirements.	Finance
Sam Partners Management, Inc.