Hathaway Dinwiddie Construction Company Announces Major Leadership Changes

Hathaway Dinwiddie Announces Leadership Transitions

Hathaway Dinwiddie Construction Company, a leading name in the construction industry, has made substantial updates to its leadership structure, effective from April 1, 2025. The company has appointed Kevin O'Riordan as its new President and Chief Executive Officer (CEO), while Sara Carmody will assume the vital role of Executive Vice President (EVP) and Regional Manager for Northern California. This strategic shift comes as outgoing CEO Greg Cosko transitions to an active administrative position as the Executive Chairman of the company.

A New Era for Hathaway Dinwiddie

O'Riordan expressed enthusiasm about his new role, emphasizing the company's dedication to enhancing leadership in sustainable building practices. He stated, "I look forward to continuing to serve Hathaway Dinwiddie in this expanded role, as we build on our industry leadership in advanced and sustainable building practices, delivering innovative, efficient, and environmentally conscious structures while prioritizing safety and client satisfaction."

With over 40 years in the construction sector, O'Riordan has unparalleled expertise. His recent tenure as Executive Vice President saw him overseeing operations in the Northern California area, which includes the bustling centers of Silicon Valley and San Francisco. He has significantly contributed to various groups within the firm, including Interiors, Hospitality, Renovation, and the Seattle office.

Sara Carmody: Paving the Way in Life Science Construction

Sara Carmody, a seasoned professional with 30 years of industry experience, will bring her extensive knowledge to her new position. Known for her leadership in managing significant life science campuses, Carmody has played a crucial role in projects surpassing 10 million square feet in life science developments, especially in South San Francisco. Notably, she was instrumental in opening the San Diego office, underscoring her commitment to the company’s growth and outreach.

Cosko, while stepping down from the CEO position, will not be entirely detached from the company's operations. As Executive Chairman, he will continue to oversee specific projects and administrative duties, reinforcing a smooth transition and continuity within the company. He commented, "Hathaway Dinwiddie has a culture of fostering opportunity. With Kevin and Sara, along with COO John Cowles, and Southern California EVP Art Kozinski leading our team, we will remain California's choice for certainty of delivery and outstanding value."

Hathaway Dinwiddie’s Legacy in Construction

Hathaway Dinwiddie has a rich history of over a century in the construction industry, offering a wide array of services from general contracting to project management. They have developed landmark structures across the San Francisco Bay Area, Silicon Valley, and Southern California. As a privately held company with a workforce exceeding 500 employees, the firm takes pride in having over one-third of its team certified as LEED Accredited Professionals, showcasing a strong commitment to environmentally friendly building practices. Consistently ranked among the ENR Top 100 General Contractors in the United States, Hathaway Dinwiddie stands as a beacon of excellence in the construction sector.

In conclusion, the leadership transitions within Hathaway Dinwiddie mark a pivotal moment for the company as it aims to strengthen its presence in the construction industry while continuing its commitment to sustainability and client satisfaction. The incoming leaders, with their wealth of experience, are set to navigate the company towards a prosperous future.

About Hathaway Dinwiddie
For over a century, Hathaway Dinwiddie has partnered with top-tier companies and institutions to develop iconic structures and quality interior spaces throughout the San Francisco Bay Area and beyond. The firm is dedicated to quality, sustainability, and innovation, positioning itself as a leader in the construction landscape.