Upcoming Webinar

Optimizing Purchasing Processes in Upstream Oil and Gas

This webinar will start in

Wednesday, September 20, 2023
12:00 PM | Central Time

Webinar details

This webinar was originally recorded on Sept. 20, 2023.
Conventional manufacturing software solutions are designed to support processes that are not typically compatible with upstream oil and gas operations. Watch this customer panel session today to discover how leading operators are overcoming this challenge with new solutions that are purpose-built for oil and gas.



Dave Savelle

Director of Product, Enverus

Dave Savelle is an accomplished upstream oil and gas veteran with more than 30 years of experience developing, marketing and selling technology solutions for organizations in the global energy industry. In 2000, Dave co-founded Digital Oilfield, running U.S. operations from its inception, and was on hand for the first deployments of OpenInvoice. Dave joined the Enverus Product Management team in 2018 where he helps drive product innovation and adoption, with a special focus on the success of OpenTicket, a digital field ticketing solution for oil and gas. Dave is a member of the Society of Petroleum Engineers and is a mechanical engineering graduate from the University of Western Ontario.

Mackenzie Longhofer

Mackenzie Longhofer

Senior Analyst of Supply Chain and Contracts, Magnolia Oil & Gas

Mackenzie Longhofer-Holley is a senior analyst of Supply Chain and Contracts at Magnolia Oil & Gas. She has seven years of experience in the upstream oil and gas sector, with a proven expertise in supply chain management and contract administration. Prior to joining Magnolia Oil & Gas, Mackenzie worked for Southwestern Energy Company, focused on vendor management, accounts payable and contract administration. Mackenzie earned bachelor’s degree in business from Tarleton State University and serves on the Enverus Customer Advisory Council.


Laura Halfmann

Supply Chain Specialist, Endeavor Energy Resources

Laura Halfmann is a senior supply chain specialist at Endeavor Energy Resources. She has more than a decade of experience in the oil and gas industry, including roles as a materials manager and category specialist. At Endeavor, Laura focuses on the purchase of long lead time items and equipment and the implementation of OpenOrder purchase orders.


Dan McDonald

Sr. Director of Operations, Enverus

As senior director of Source-To-Pay at Enverus, Dan manages the strategy and vision for current and future business automation solutions at Enverus. With more two decades of supply chain experience, Dan has served in supply chain management leadership roles with several leading energy organizations. Dan holds an MBA from Oklahoma State University and a bachelor's degree in business administration in supply chain management from the University of Arkansas. Dan also holds professional certifications in Transportation & Logistics from the American Society of Transportation & Logistics and a certificate in Supply Management from the Institute for Supply Management.

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