Hathaway Dinwiddie is one of the most respected construction companies in California. For over a century, we have helped the nation’s premier corporations and institutions develop landmark buildings throughout California. With offices in San Francisco, Santa Clara and Los Angeles, the company has over 300 salaried employees, over one third of which are LEED Accredited Professionals. Our firm is privately held and senior management continues a tradition of hands-on involvement on every project. Over the years, we have created many of the landmarks that define California’s skyline, project types that include commercial office, higher education, bio-pharmaceutical, LEED / sustainable, healthcare, technology, entertainment, finance, and special use facilities. Hathaway Dinwiddie’s leadership in the California construction industry is built upon a belief that the professionalism and dedication of our employees, combined with the integrity of our client relationships, will continue to be the cornerstone of our success. This belief has engendered a project management style that integrates client focus, innovative thinking, teamwork and leadership to deliver better projects. This attitude is rewarded in that the majority of our work is for repeat clients. From preconstruction planning through project completion, Hathaway Dinwiddie makes the client’s goals our own.