Working in both the public and private sectors, Natural Investigations Co. serves clients from a wide variety of industries and levels of government. Natural Investigations is unique in its ability to find creative solutions to the environmental needs and challenges facing its clients, while understanding the ultimate goal of any project is to assist clients in successfully meeting the technical requirements while adhering to schedule and budget constraints. Following is a list of some of our current and previous clients.

Business Clients

ARCADIS, Inc.
Cardno Entrix, Inc.
AECOM, Inc.
Stantec Consulting Services, Inc.
Qwest Communications Company, LLC
TRC Solutions, Inc.
Helix Environmental Planning, Inc.
Brown and Caldwell, Inc.
Cardno EM Assist, Inc.
Engineering Associates, Inc.
Century Link
EDAW, Inc.
Environmental Data Services, Inc.
Rudolph and Sletten, Inc.
Eurofins Scientific International
GrassRoots Environmental Consortium
Wallace Environmental
Ascent Environmental, Inc.
Praxis Properties, LLC
MineGates, Inc.
Bumgardner Biological Consulting
PlaceWorks, Inc.
Kimley Horn and Associates, Inc.
Sierra Capital Mortgage
Analytical Environmental Services
SWCA, Inc.
Sanford Solutions, Inc.
Carmichael Senior LLC
DeNovo Planning Group

Agency & Municipal Clients

U.S. Bureau of Land Management
U.S. Fish & Wildlife Service
U.S. Forest Service
U.S. National Park Service
Arkansas Game & Fish Commission
City of Ceres
City of Folsom
City of Roseville
Oklahoma Biological Survey
The Nature Conservancy
Smith River Rancheria
3104 O Street, #221, Sacramento, CA 95816
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