Carolyn McIntosh

Squire Patton Boggs

Contact Details

Squire Patton Boggs


Carolyn McIntosh counsels clients on complex environmental compliance matters and environmental, natural resources and commercial litigation. Carolyn also counsels companies on federal land use approvals, infrastructure siting, and related project permitting. She has devoted much of her career to addressing exposure, remediation and cost recovery litigation related to contaminated sites under state and United States federal laws in California, Colorado, Idaho, Kansas, Massachusetts, Missouri, Montana, Nebraska, Nevada, New Mexico, Rhode Island, Utah, Vermont and Wyoming. She has been the lead environmental counsel on dozens of site remediation matters, concerning both regulatory compliance, arbitration and litigation.

Carolyn has extensive experience handling compliance, permitting and federal land use matters, including advising clients in Colorado, New Mexico, and Nevada regarding BLM land use approval matters, air permitting for waste management companies, Clean Water Act permitting issues, including the Department of Energy's Hanford installation, and hazardous waste and solid waste permitting for local governments and the waste management industry. Carolyn has represented the City and County of Denver, and the States of Colorado and Montana in major Superfund litigation and environmental compliance matters, including Lowry Landfill, the Denver Radium Sites and Uravan. She also regularly provides environmental due diligence counseling.

Previously, Carolyn served as an assistant attorney general for the State of Colorado for Superfund and hazardous waste management and as a special assistant attorney general to the State of Montana, implementing its Superfund program. She has also served on a number of local government boards and commissions, including 12 years on the Lafayette City Council, the last four years of which she served as the mayor of Lafayette, four years on the Urban Drainage and Flood Control District Board, four years on the Colorado Water Conservation Board, ten years on the Denver Regional Council of Governments Board, and four years on the Metro Mayor’s Council. She was a founding member of the Northwest Parkway Public Highway Authority. Carolyn is a current member of the Colorado Law Alumni Board, chairing its Nominations Committee and serving on the Diversity Committee.

Ms. McIntosh obtained her juris doctorate degree from the University of Colorado School of Law in 1981 and graduated from Middlebury College, Middlebury, Vermont, earning her B.A., cum laude, in 1978.  She is licensed in Colorado, in the U.S. District Court for the District of Colorado, and in the U.S. Courts of Appeals for the 8th, 9th, and 10th Circuits.           




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