Tori Siemieniewski is a Director – Bakken Regulatory at Phoenix Energy, bringing more than 14 years of oil and gas experience with a deep focus on Bakken regulatory compliance. She holds a Master of Science in Management and a Bachelor of Business Administration with a major in marketing and a minor in mathematics. Throughout her career, Tori has supported regulatory and compliance efforts for leading operators including Devon Energy, Grayson Mill Energy, Oasis Petroleum, and Hess, building a comprehensive understanding of regulatory requirements from well conception through reclamation.
Tori’s expertise spans regulatory compliance, environmental oversight, emergency response, and government affairs, supported by long-standing relationships with local, state, and federal stakeholders. A notable professional achievement includes co-authoring the EERC North Dakota Remediation Resource Manual, a key industry reference. She is especially driven by solving complex compliance challenges and ensuring operations move forward efficiently and without disruption.
Originally from Beulah, North Dakota, Tori is deeply connected to her community. She is married to her husband, Phillip, and together they have two children. In 2024, she successfully ran a campaign to become a Williston City Commissioner, an accomplishment she is especially proud of. Outside of work, she enjoys spending time with her children and getting out on the water wake boarding and wake surfing. At Phoenix Energy, Tori is focused on building a best-in-class regulatory program in the Bakken, helping seamlessly integrate evolving regulations while supporting safe, uninterrupted operations