van Zelm Engineers

Dedicated to the planning, study and design of mechanical and electrical systems for the built environment.

ENGINEERING EXCELLENCE

DESIGNING THE FUTURE

Merging imaginative solutions with the latest technologies.

Supporting the growing global commitment to environmental stewardship.

SUSTAINING THE PRESENT

Protecting our national heritage while adapting existing buildings to compatible new uses.

PRESERVING THE PAST

SINCE 1930

St. Louis Arch

van Zelm’s 31st Annual Charity Golf Tournament on June 6, 2025 - Register Here

Save The Date

for van Zelm’s 32nd annual charity golf tournament on June 5, 2026.