Larsen Zienkiewicz

TRUSTED EXPERIENCE. 
PROVEN RESULTS.

For decades, Larsen Zienkiewicz has guided Southern California’s most respected projects—from medical campuses and universities to commercial and civic institutions. We are more than consultants; we are collaborators, problem-solvers, and advocates for building enclosures that perform, endure and protect.

OUR TEAM

Our people are our greatest strength. With over 75 years of combined experience, we bring deep technical expertise and a collaborative spirit that clients rely on to resolve complex challenges and deliver lasting results. 

Szymon Zienkiewicz

President, Co-founder
PE (CA, NV, AZ)

Dean Larsen

Vice-President, Co-founder

Ivan Chak

Project Manager
PE (CA)

David Perez

Consultant II

BUILD YOUR CAREER WITH US

We’re always looking for professionals who share our commitment to excellence and collaboration. From complex new construction to high-profile renovations and investigations, our projects offer opportunities to make an impact on buildings that matter. If you’re ready to contribute your expertise to a trusted team, we’d like to hear from you.

Contact Us

Looking to connect? Reach out and let’s start the conversation.