David G. Wehrhahn

Association of Professional Engineers & Geoscientists of AB is a non profit organization that regulates the practices of engineering and geoscience in Alberta. Its function is licensing individuals and companies that want to practice engineering and geoscience in Alberta. The applicants and companies that meet APEGA’s standards for ethical, professional, and technical competency earn the right to practice and use reserved titles and designations. The company was founded in 1920 and is headquartered in Edmonton, Canada.

Hermes Financial, Inc. develops, explores and produces oil and gas properties located in Alberta, Canada. It operates its properties in Sullivan, Bellshill Lake and Valhalla. The company was founded on November 3, 2006 and is headquartered in Canmore, Canada.

Estate Coffee Holdings Corp. produces and sells coffee beans. The company focuses on bringing coffee to market thereby capturing margins at each step from coffee production and purchasing, processing, exporting, roasting & direct consumer sales. It creates a positive social impact in the coffee industry. It plans for growth in various coffee producing countries by having an active ownership role through acquisitions and joint ventures at all stages from tree to cup. The company's business model allows itself to be duplicated in any country where these fine coffees are grown, creating a socially responsible and viable coffee company.

SLAP, Inc. is a development stage company and engages in the acquisition of oil and natural gas exploration and development properties. The company was founded in March, 2007 and is headquartered in Canmore, Canada

Fomack Energy, Inc. is an exploration company, which is engaged in the oil and gas production services. Its business activities include, exploring, developing and producing crude oil and natural gas. The company was founded on May 24, 1994 and is headquartered in Calgary, Canada.

Part of SPL, Inc., D.G. Wehrhahn Co. Ltd. develops software for gas plant economic analysis. The company is based in Calgary, Canada. D.G. Wehrhahn Co. was acquired by Zedi, Inc., part of SPL, Inc. from November 21, 2019 on November 28, 2003 for $0.07 million.