Since 1991, Aspen's multidisciplinary staff has provided environmental compliance, impact assessment, and mitigation services for energy and infrastructure projects of all sizes, including significant on-call task order programs.

Consulting from four locations with a cadre of experienced professionals, Aspen has grown to be the premier integrated, interdisciplinary environmental compliance, planning, and engineering services provider for energy, natural resource, and infrastructure projects in the western United States, particularly for services associated with the National Environmental Policy Act (NEPA) and the California Environmental Quality Act (CEQA).

We welcome you to learn About Aspen, explore our Services, and review our References.