Big-D Construction has announced the promotion of Vicente Roman and Bahman Bina to vice presidents at Big-D Pacific Builders. These appointments reflect Big-D’s ongoing commitment to strengthening leadership and expanding its presence in California and the broader region.
Vicente Roman

Roman brings more than 20 years of experience in healthcare and large-scale commercial construction across California. His portfolio includes large healthcare and hospital replacement buildings, higher education, and high-rise multi-family developments.
Since joining Big-D Pacific Builders, he has earned a reputation as a leader who can successfully guide projects through complexities, from contract negotiations and design management to regulatory closeouts. Holding both an MBA and an Associate DBIA certification, Roman combines technical expertise with strategic insight to deliver consistent value for our clients and project partners.
Bahman Bina

Bina has been with Big-D Pacific Builders since 2007, playing a pivotal role in shaping the office’s reputation in preconstruction and estimating. Known for his precision and client-first approach, he has been instrumental in securing and delivering projects for global brands such as Amazon and Prologis, as well as community and healthcare facilities including the Palo Alto Art Center and Kindred Healthcare.
He holds a master’s degree in construction engineering and has shared his expertise as an adjunct instructor at Cal State East Bay. With a strong commitment to mentoring and innovation, Bina has advanced project accuracy while fostering lasting relationships with clients and partners.