Principal Builders is a renowned Bay Area general contractor specializing in tenant improvements. Established in 2003 by a visionary group with over 150 years of combined experience in the construction industry, we have been revolutionizing the field ever since. Our clientele comprises Fortune 1000 companies from diverse sectors such as finance, law, technology, advertising, and health & wellness.

Our passion lies in designing and creating beautiful spaces where every detail matters. With our deep product knowledge and keen eye for detail, we can envision and build things that others often overlook. Instead of questioning the feasibility of complex designs, we strive to fulfill our clients' visions and translate them into tangible realities.

At Principal Builders, we understand the value of time and money. We prioritize transparency and keep our customers informed about what they can expect in terms of cost, timeline, and deliverables. Our seasoned teams are committed to providing comprehensive solutions and seamless processes, always thinking ahead to ensure a successful outcome.

When it comes to managing a project, we act as trusted partners, aligning our thoughts with our clients' and moving at their pace. Our expertise in accurate assessments, cost projections, and building systems knowledge eliminates surprises and prevents hidden costs. Trust Principal Builders to deliver exceptional construction solutions that make sense for you