• 211 Gateway Road West, Suite 204, Napa CA 94558
  • 707-255-2729

Arvin K. Chaudhary, PE, PLS


Arvin Chaudhary has over 25 years experience in all phases of design and construction of public and private projects, from planning and permitting through surveying and design to construction management.

Sudhir K. Chaudhary, PLS

V.P. Field Operations

Mr. Chaudhary has over 34 years experience providing planning, design, drafting, engineering, surveying, and project management services on public and private projects throughout California, Nevada, and Utah.

Tam Duong, PE, QSD/QSP

Vice President Design

Mr. Duong has over 23 years of civil engineering design and inspection experience in private and public works projects. His extensive experience includes preparing construction contract documents for commercial, residential, and industrial sites, municipal utilities, SWPPP, grading plans, improvement plans, design studies and engineering cost analysis.

Helmut R. Korstick, P.L.S.

Helmut R. Korstick, PLS

Chief Surveyor

Topographic surveys and construction staking have been Helmut's specialty for the past 22 years. He is also experienced in property boundary resolution.