Susan McMichael Joins Lathrop GPM’s Tort, Insurance & Environmental Practice in Denver


DENVER (November 13, 2023) – Lathrop GPM is pleased to welcome counsel Susan McMichael to the firm’s Denver office and Tort, Insurance & Environmental Practice Group.

McMichael’s practice focuses on environmental regulatory, permitting and compliance matters and she has extensive experience with Resource Conservation and Recovery Act (RCRA) clean-up requirements, including providing counsel on a RCRA Corrective Action Order addressing hundreds of legacy waste sites, and leading an internal causal investigation to identify, correct and improve RCRA regulatory compliance.

"Susan is a tremendous addition to our team," said Mara Cohara, chair of the firm's Tort, Insurance & Environmental Practice Group. "Her public and private sector experience enables a comprehensive view of the complex and varied issues that impact our clients. Her insights into RCRA will be especially critical to our clients looking to mitigate related risks."

McMichael’s wide-ranging practice also includes advising clients on the Solid Waste Disposal Act (SWDA), the Clean Water Act’s (CWA) National Pollutant Discharge Elimination System (NPDES) Industrial Permit Program, the Atomic Energy Act (AEA), the Nuclear Waste Policy Act (NWPA), Nuclear Regulatory Commission (NRC) rules, and ISO 14001 Environmental Management System (EMS).

McMichael is a former assistant general counsel for the New Mexico Environment Department (NMED). In that role, she represented New Mexico and the agency in several federal litigation, permitting and rulemaking proceedings. She joins the firm from Triad National Security, LLC.

In addition to her robust practice, McMichael frequently speaks on related subjects at associations and conferences across the country. She holds a J.D. from the University of New Mexico School of Law, and a B.A. from the University of Colorado, Boulder. McMichael is currently licensed in New Mexico and her admission to the Colorado bar is pending.

About Lathrop GPM LLP

Lathrop GPM is a full-service, Am Law 200 law firm with more than 325 attorneys in 12 offices. Our attorneys provide a full spectrum of corporate legal services: business transactions, litigation, intellectual property and trusts & estates. We help businesses, organizations and individuals grow and succeed, anticipate trends, plan for challenges and bring their visions to life. Clients recognize Lathrop GPM for our commitment to client service, legal project management and innovative pricing capabilities. The firm is nationally recognized for our commitment to diversity, equity and inclusion, with a Mansfield Rule 5.0 Certification Plus status and Top Performer and Compass Award Winner recognitions by the Leadership Council on Legal Diversity. A Multilaw and Employment Law Alliance affiliate, we have the resources of more than 90 independent law firms in 100 countries worldwide. For more information, visit