Staff at ERO’s headquarters, located in Uptown Denver, work closely with our satellite staff in our Durango and Hotchkiss offices in Colorado and our Idaho office. ERO scientists in all our locations collaborate on projects and move fluidly within the state and West to address clients’ project needs.

Our Values

ERO’s team of consultants provides natural resource and environmental evaluation, compliance, planning, and facilitation services to address our clients’ complex environmental issues. For 40 years, our environmental consulting firm has served clients in Colorado and the West with an enduring commitment to quality and integrity. ERO’s diverse and collaborative team of knowledgeable experts is responsive, reliable, and available to our clients. Our scientists’ proven technical expertise, regulatory knowledge, and problem-solving skills enable us to provide cost-effective and creative solutions for our clients’ environmental challenges. We see every project as an opportunity to earn our clients’ trust by delivering high-quality products.


Phone: 303.830.1188
Email: ero@eroresources.com
Address: 1842 Clarkson Street, Denver, CO 80218


Phone: 970.422.2136
Email: slarmore@eroresources.com
Address: 1015 ½ Main Avenue, Durango, CO 81301


Phone: 970.872.3020
Email: kbarnes@eroresources.com
Address: PO Box 932, 161 South 2nd Street, Hotchkiss, CO 81419


Phone: 208.365.7684
Email: dshaw@eroresources.com
Address: Emmett, ID