Ayres welcomes Shaun Harshman as a senior environmental specialist in the Cheyenne, Wyoming, office. Harshman brings over two decades of experience to his position within the Development Services division, where he will lead complex projects focused on site remediation, regulatory compliance, and stakeholder engagement.

Harshman has managed large-scale environmental initiatives, most notably serving as the environmental project director for a 1,400-acre former petroleum refinery site enrolled in Wyoming’s Voluntary Remediation Program. There he oversaw the project from demolition to redevelopment, spearheading a wind farm development and implementing a large phytoremediation effort. His work encompassed environmental investigations, groundwater treatment, contaminated soil remediation, and infrastructure demolition, all while navigating federal and state regulations.

A skilled communicator, Harshman is well versed in technical writing, regulatory negotiations, and community engagement. He has led community advisory panels, delivered technical presentations, and collaborated with agencies such as the Wyoming Department of Environmental Quality and the U.S. Environmental Protection Agency. His combination of technical and interpersonal skills makes him a vital asset to colleagues and project stakeholders.

Harshman’s leadership extends to team management, having guided teams of up to 20 environmental professionals. Known for mentoring and prioritizing workplace safety, he has cultivated high-performing teams throughout his career.

“Shaun’s ability to combine technical proficiency with strategic leadership is exactly what our team needs,” said Christina Heigel, PE, manager of the Western group within Development Services. “His track record of delivering complex projects and promoting teamwork makes him a tremendous addition. We’re thrilled to welcome Shaun to the team and see the impact he has. His vision and experience will elevate our work and strengthen our commitment to sustainable outcomes.”

Harshman holds a bachelor’s degree in soil science from Montana State University.