A Long History of Automotive Excellence in Santa Rosa, CA.
For over three decades, Tristar Automotive has been the trusted name when it comes to automotive repair shops across Santa Rosa and Sonoma County, California. As an ASE-certified auto repair center with a longstanding reputation for honesty, quality, and integrity, we continue serving our community with transparent service and expert craftsmanship.
Meet the Owner
Continuing a Legacy of Honesty & Integrity Combined with Expert ASE-Certified Service
I’m Daniel Erdman, the proud new owner of Tristar Automotive, and I’m honored to continue Jim and Rick’s legacy of honest service, quality repairs, and integrity that this shop is known for. At Tristar, we don’t just fix cars—we build lasting relationships with our customers by providing transparent pricing, expert craftsmanship, and trustworthy advice. Whether your vehicle needs routine maintenance or major repairs, my team and I are here to ensure your vehicle is maintained, reliable, and running at its best.
Taking the wheel at Tristar Automotive means upholding the values that have made this shop a trusted name in Sonoma County. I believe in treating every customer like family, offering straightforward recommendations, and standing behind the work we do. Whether you own one car or dozens, if you’re looking for an auto shop that puts your needs first, stop by or give us a call. I look forward to earning your trust and keeping you on the road with confidence!
Meet the Service Manager
Tristar Automotive Welcomes Ken Stanfel – A Commitment to Integrity and Excellence
At Tristar Automotive, we believe that exceptional service starts with the right leadership. That’s why we’re excited to welcome Ken Stanfel as our new Service Manager! With 30 years of experience in the automotive industry, including decades as a service manager, Ken brings a deep understanding of customer care, expert repairs, and the importance of honesty and integrity – values that have defined Tristar for years.
Ken is dedicated to ensuring every customer receives transparent communication, quality repairs, and a stress-free experience. Whether you’re coming in for routine maintenance or complex diagnostics, his expertise and commitment to excellence will ensure your vehicle is in the best hands. Stop by Tristar Automotive and let Ken and our team show you what trusted, top-tier service looks like!
Meet the Founders
Bringing over 50 years of automotive service and repair knowledge to the table.
Jim Dadaos
Rick Sanguinetti
Tristar Automotive has been part of the fabric of Santa Rosa since 1991—witnessing and contributing to the evolution of independent auto repair through decades of industry shifts. From early Ford-certified service models to the rise of modern diagnostic systems, we’ve stayed committed to preserving quality service in our community.
Want to experience our tradition of trusted, ASE-certified auto service in Santa Rosa? Call (707) 571-8866 and let us help keep your vehicle safe and reliable—just like we’ve done for our neighbors in Sonoma County for more than three decades.
Schedule Service or Repair now
Guaranteed Work by ASE Certified Technicians