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50+ Years
experience
Emergency
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Your Trusted Mechanical Engineering & Construction Partner in Marysville, CA
Founded in 1912, Frank Booth has built a legacy of excellence in mechanical engineering and construction. Our employee-owned company thrives on understanding client goals, applying innovative engineering solutions, and delivering safe, efficient projects. With over 110 years of experience, we specialize in design-build, design-assist, and plan-and-spec construction for commercial, institutional, and industrial clients. Our expertise spans hospitals, laboratories, high-rise hotels, and complex architectural sheet metal projects. We leverage Building Information Modeling (BIM) and Building Automation Systems (BAS) to ensure precision and efficiency. Our Service Group guarantees 100% uptime for installations through factory-trained technicians and preventative maintenance programs.

Headquartered in Marysville, California, we operate across Northern California and Nevada with offices in Granite Bay, South San Francisco, Reno, and Monterey. Our commitment to quality, safety, and client relationships has sustained us through four generations of family leadership. We prioritize long-term partnerships, evidenced by decades-long collaborations with clients like Qualcomm and the Monterey Aquarium. Our history of innovation, from early Carrier air conditioning retail to modern design-build projects, underscores our adaptability and industry leadership.
Services
Mechanical Engineering Construction Services Design-Build Design-Assist Plan and Specification Architectural Sheet Metal Building Automation Systems Service Group
Details
  • Year established: 1912
Highlights and features
  • We offer over 110 years of experience in mechanical engineering and construction.
  • Our employee-owned structure ensures accountability and long-term client relationships.
  • We specialize in complex projects like hospitals, laboratories, and high-rise hotels.
  • Our 24-hour service hotline guarantees prompt emergency response.
  • We utilize BIM and BAS technologies for precision and efficiency.
Services
Mechanical Engineering
Frank Booth delivers tailored mechanical engineering services, focusing on innovative solutions for commercial, institutional, and industrial projects. Our expertise ensures cost-effective, efficient systems that meet client-specific needs while adhering to safety and regulatory standards.
Design-Build
Our design-build services streamline construction by combining engineering and construction under one contract. This approach reduces costs, accelerates timelines, and ensures seamless collaboration for complex projects like hospitals and high-rise hotels.
Architectural Sheet Metal
We fabricate and install architectural sheet metal systems, including roofing, curtain walls, and expansion joints. Our precision craftsmanship ensures durability and aesthetic appeal for commercial and institutional buildings.
Building Automation Systems
Frank Booth provides advanced building automation systems for optimal monitoring and control. These systems enhance energy efficiency, operational functionality, and maintenance reliability for design-build and plan-and-spec projects.
Service Group
Our dedicated Service Group ensures 100% uptime for installed systems through preventative maintenance and 24/7 emergency support. Factory-trained technicians maintain certifications and schedule timely servicing for all equipment.
People
Larry R. Booth
Chief Executive Officer
Larry Booth, CEO since 2007, has led Frank Booth's growth into a majority-owned ESOP. With over 40 years of experience, he emphasizes innovation and client satisfaction.
Lawrence Booth
President
Lawrence Booth, President since 2007, brings expertise in mechanical engineering and a commitment to expanding the company's design-build capabilities across Northern California.
Phil Ball
Regional Manager / Chief Engineer
Phil Ball oversees engineering operations, ensuring technical excellence and adherence to industry standards in all projects since joining in 2000.
Jody Porter
Chief Financial Officer
Jody Porter manages financial strategy, leveraging her background in accounting and construction finance to ensure fiscal stability and growth since 2015.
Andrew Booth
Managing Officer
Andrew Booth, a fourth-generation leader, focuses on operational efficiency and client relations, drawing on his mechanical engineering expertise since joining in 2008.
Questions
What services does Frank M. Booth offer?
We provide mechanical engineering, construction, design-build, design-assist, and plan-and-spec services for commercial, institutional, and industrial clients.
How long has Frank M. Booth been in business?
We have served clients for over 110 years, established in 1912, with a legacy of innovation and quality.
Do you offer emergency services?
Yes, our 24-hour service hotline ensures prompt emergency response for critical maintenance needs.
What areas do you serve?
We operate across Northern California and Nevada, with offices in Marysville, Granite Bay, Reno, and Monterey.
Are your technicians certified?
All technicians are factory-trained and maintain certifications for the life of each project.
What industries do you specialize in?
We specialize in hospitals, laboratories, high-rise hotels, semiconductor plants, and architectural sheet metal systems.