“…the importance of ADH Environmental's role in the Cher-Ae heights Indian Community of the Trinidad Rancheria (Trinidad Rancheria), Pier Reconstruction Project: In 2008, ADH assisted the Trinidad Rancheria in performing baseline water sampling and developing a water quality monitoring plan as part of a successful application for a critical State grant. Currently, ADH is under contract to do the required water quality· monitoring, project assessment and reporting for the Pier Reconstruction project through 2013. The Trinidad Rancheria is benefiting from ADH Environmental's local presence, level of expertise, ability to work under time constraints and overall professionalism in assistance on this project. ADH Environmental is thus critical to the successful and timely completion of the project, one that carries great importance to our community.”

Jacque Hostler
Chief Executive Officer
Trinidad Rancheria

August, 2011

“As project manager for the California Department of Transportation’s Environmental Engineering Assistance Task Order for the Devil’s Slide Improvement Project, I am familiar with the work of ADH Environmental, who provided subcontractor support services to Brown and Caldwell for that project…In response to these unique challenges, ADH Environmental demonstrated thorough knowledge and capabilities in their specialized areas of expertise. ADH Environmental has consistently provided timely responsiveness, often under challenging conditions, and they have routinely proved their capacity to successfully implement and complete work products on time, within budget, and to our client’s satisfaction.”

Mike Flake, PE
Project Manager
Brown and Caldwell

May, 2009

“I wanted to thank you and the staff of ADH Environmental for continued technical and field support on environmental service projects under Science Applications International Corporation (SAIC) contract with the City and County of San Francisco (City) Department of Public Works. ADH’s technical expertise and responsive services aided in the successful completion of the San Francisco Marina West Basin Sediment Characterization Study and securing long term dredge program permits. I also appreciate the excellent field service support the ADH team provided during pre dredge sediment characterization studies completed on Berth 35East/West on behalf of the Port of San Francisco.”

Kathryn Purcell
Program Manager
Science Applications International Corporation

March, 2008

“…ADH Environmental (ADH) has been providing outstanding and unique - especially among Disadvantaged Business Enterprise firms - expertise in storm water management services to MACTEC Engineering and Consulting, Inc. (MACTEC) since 2005. ADH provides expertise in project oversight and management, technical guidance and consultation; development and/or review of deliverable documentation such as Guidance Manuals, Sampling and Analysis Plans, Technical Memorandums, Technical Data Reports; and, storm water field services incorporating state-of-the-art monitoring equipment and telecommunications.”

Jay Shrake
Caltrans Task Order Manager
MACTEC Engineering and Consulting, Inc.

March, 2008

“Their services are highly recommended and endorsed by the Summit Lake Paiute Tribe as reliable and dedicated to their clients needs.  They go out of their way to find the answer or response to your questions.  In the last three + years; it has been an outstanding affiliation.” 

Robyn Burdette
Tribal Chairwoman
Summit Lake Paiute Tribe

March, 2006