Sean has practiced cultural resource management since 1996, and has served as the cultural resource manager for ERO since 2005.  He is responsible for all facets of cultural resource compliance, developing work plans, coordinating with clients and regulatory agencies, ensuring regulatory compliance and best practices, and maintaining quality assurance and control.  Sean has a broad range of Section 106 compliance experience including municipal water development, transportation, electrical transmission, vegetation management, land development, oil and gas development, mineral development, and Section 404 Clean Water Act compliance.  He is the primary lead for conducting Native American coordination and National Environmental Policy Act impact assessments.  Sean has served as principal investigatory on more than 500 projects with cultural resource components for clients such as the Federal Highway Administration, National Park Service, Bureau of Reclamation, Forest Service, Bureau of Land Management, Army Corps of Engineers, cities, counties, special districts, and engineering firms.

Steve has provided expertise in ecological consulting since 1995, conducting and managing natural resource investigations throughout Colorado and the western and central United States. Steve’s experience includes serving as project manager and assistant project manager for numerous NEPA projects, preparing environmental assessments, and preparing sections of environmental impact statements. He has prepared biological assessments and habitat conservation plans, conducted habitat evaluations and surveys for threatened and endangered species. Steve is also a certified Professional Wetland Scientist with experience in wetland delineation, wetland mitigation, Section 404 permitting, threatened and endangered species, Endangered Species Act compliance, vegetation surveys, and rare species surveys.