Established in 1967 as William H. Smith and Associates, now known by our clients and industry as WHS, we have grown into an engineering and land surveying company grounded in accountability, professionalism, and expertise — standing alongside and supporting the clients and communities where we live and work.

Today, WHS is proud to be an employee-owned Vistal company, part of an enterprise of engineering companies united by a shared commitment to strengthening communities and delivering lasting impact.

Texas Firm Registration No. 10193907

MAIN OFFICE
1515 9th St., Suite A
Rock Springs, WY 82901

Toll Free – 866-938-3088
Phone – 307-875-3638
Fax – 307-875-3640