Grant Rosenbaum

CEO & Preconstruction Services Director

LEED AP

Bio

Grant is the CEO of Mason Builders, a company renowned for its innovation in the commercial construction industry. With more than three decades of experience, Grant is an industry visionary with a deep understanding of innovative building practices. His extensive hands-on expertise has equipped him with the acumen necessary to adeptly guide Mason Builders in realizing the Company’s strategic goals and mission. His unwavering commitment to cultivating a culture of diverse talent is underscored by his genuine passion for empowering individuals and fostering collaboration, enabling those around him to reach their fullest potential.

Known for his client-focused approach, Grant ensures that each project reflects the client’s vision while adhering to the highest standards of quality and delivering exceptional value. As a respected leader, he is widely recognized by his peers for his profound knowledge and innovative and meticulous approach to preconstruction services.  His remarkable ability to articulate his expertise and deftly navigate challenges—while working in concert with owners, architects, and subcontractors—sets him apart. He consistently endeavors to formulate an effective strategy that delivers exceptional value, thus instilling confidence in all who work with him.

Under Grant’s leadership, Mason Builders has become synonymous with craftsmanship, reliability, and cutting-edge building practices throughout California and beyond.

PROFESSIONAL REGISTRATIONS

  • LEED Accredited Professional (USGBC)

Our success is rooted in our strong culture, our talented people, and our commitment to excellence.