Alta is fortunate to have worked in almost all 50 U.S. States, and in Canada, Mexico, Dubai, and Qatar. Our clients encompass a wide range of government agencies – from federal agencies to states, regions, counties, and local governments. We work with departments such as parks, public works, transportation, economic development, and transit. We partner with engineering, planning, design, and environmental firms, along with private developers and businesses.
Private Firms
RRM Design Group
David Evans and Associates, Inc.
VRR Engineers
Wheat Scharf Associates, Inc.
PBS & J
W&H Pacific, Inc.
Kennedy/Jenks Consultants
Hyde, Miller, Owen & Trost
Stevens & Associates, PC
Boyle Engineering Corporation
CH2M Hill
Parsons Brinckerhoff
Wallace Roberts & Todd, LLC
National Clients
U.S. Federal Highway Administration
U.S. Park Service, Tucson (AZ)
National Park Service, Crater Lake National Park (OR)
Deschutes National Forest (OR)
State Clients
Maine Department of Transportation
Nevada Department of Transportation
New Hampshire Department of Transportation
Oregon Department of Transportation
Regional Clients
Puget Sound Regional Council (WA)
Clackamas County (OR)
Metro Regional Government (OR)
Maricopa Association of Governments (AZ)
Genesee Transportation Council (NY)
Salt Lake County Public Works Departments (UT)
Southern California Association of Governments
San Mateo County (CA)
Coachella Valley Association of Governments (CA)
Tennessee Valley Community Services District (CA)
County of Del Norte (CA)
Los Angeles County Metropolitan Transportation Authority (CA)
Tahoe Regional Planning Agency (CA)
Antelope Valley Department of Water Resources (CA)
Solano Transportation Authority (CA)
Town and City Clients
City of Vancouver (WA)
Skagit County Public Works Department (WA)
City of Portland (OR)
City of Gresham Parks & Recreation Division (OR)
City of Milwaukie (OR)
Portland Development Commission (OR)
Portland Parks & Recreation (OR)
City of Salem (OR)
City of Hillsboro (OR)
City of Tucson (AZ)
City of Cambridge (MA)
City of Annapolis Planning and Zoning Department (MD)
Connecticut River (VT)
City of Livingston, Entrance, Inc. (MT)
Redwood Community Action Agency, Humboldt County (CA)
Contra Costa Transportation Authority (CA)
Council of San Benito County Governments (CA)
Sacramento County Public Works Agency (CA)
San Francisco Department of Parking & Traffic (CA)
California Tahoe Conservancy (CA)
Town of Truckee (CA)
Town of Corte Madera Public Works Department (CA)
City of Corona (CA)
City of Carlsbad (CA)
City of Cupertino (CA)
City of Davis (CA)
City of Camarillo Public Works Department (CA)
City of Suisun City (CA)
City of Larkspur (CA)
City of Albany Community Development (CA)
City of Alameda (CA)
City of Atascadero (CA)
City of San Francisco (CA)
City of Calabasas (CA)
City of Walnut Creek Department of Public Works (CA)
City of Winters (CA)
City of West Hollywood (CA)
City of Visalia Department of Public Works (CA)
City of San Buenaventura (CA)
City of Ukiah Planning and Community Development Department (CA)
City of Tracy Parks & Community Services Department (CA)
City of Sunnyvale (CA)
City of Escalon Planning Department (CA)
City of Escondido Community Development Department (CA)
City of Folsom Parks & Recreation Department (CA)
City of Santa Maria (CA)
City of Claremont (CA)
City of La Verne (CA)
City of Sausalito (CA)
City of Santa Monica (CA)
City of Santa Cruz (CA)
City of Guadalupe (CA)
City of San Jose (CA)
City of San Luis Obispo (CA)
City of San Leandro (CA)
City of Vallejo, Solano Transportation Authority (CA)
City of Kelowna, Canada
City of Lake Oswego (OR)
City of Larkspur Public Works Department (CA)
City of Livermore Planning Divison (CA)
City of Long Beach (CA)
City of Mill Valley (CA)
City of San Diego (CA)
City of Victorville (CA)
City of Napa (CA)
City of Healdsburg (CA)
City of Ojai (CA)
City of Orange (CA)
City of Rancho Cucamonga (CA)
City of Pasadena (CA)
City of Roseville Department of Public Works (CA)