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Hathaway Dinwiddie Construction Company Elevates Leadership Team

Media contact: David Perry / (415) 676-7007 /

Hathaway Dinwiddie Construction Company Elevates Leadership Team

Kevin O’Riordan Appointed Executive Vice President
Sara Carmody Promoted to Senior Vice President

Sara CarmodyKevin O’RiordanGordon Smith

23 July 2020 – San Francisco, CA: Hathaway Dinwiddie Construction ( today announced two promotions within its senior ranks, and the retirement of one of its most respected team members. Kevin O’Riordan has been appointed Executive Vice President and Sara Carmody has been elevated to the role of Senior Vice President. After 40 years with the company, longtime Hathaway Dinwiddie executive Gordon Smith has announced his retirement effective January 2021. 

 “Along with our Board of Directors, I want to thank Gordon for four decades of superior work and commitment,” said Greg Cosko, President & CEO of Hathaway Dinwiddie. “I’m especially happy and proud for Kevin and Sara for these well-earned promotions, for our company, and our clients and for the industry at large. Their new leadership roles continue our great tradition of internal opportunity and recognition. They are both special people with special skills and talents that they have dedicated to the betterment of our business.”

“I’m excited about my new position and the bar has been set high. I’ve got a tough act to follow,” said O’Riordan 56, a 35-year veteran with the company who has helped build, lead, and support the Northern California Special Projects Group for many years. Also, O’Riordan was key in the establishment of HDCCO’s Seattle office.  “My predecessor Gordon Smith has been a huge part of the company’s success throughout his career. I appreciate his guidance and support during my transition into this new role”. 

Most recently Kevin has added to his responsibilities the  oversight and administration of the Northern California region (Silicon Valley and San Francisco offices) as Smith transitions into his retirement.  

“With a bit of luck and a whole lot of hard work, I have established an incredible niche of constructing world class life science facilities,” said Carmody 46, having been with the company for 21 years. A graduate of Santa Clara University, Carmody has been instrumental in the construction of more than five million square feet in South San Francisco, Brisbane, and the greater Peninsula.  In addition to her new leadership responsibilities, she will continue her role overseeing Hathaway Dinwiddie’s Life Science sector in Northern California.  “I am so blessed to be working with the very best clients and the very best people in building World Class facilities and I am proud to be breaking ground as a woman in leadership at Hathaway Dinwiddie and am grateful to work for an organization that is so supportive.”

Hathaway Dinwiddie celebrated its 100th year of business in California in 2011. The company focuses on the California market and is known for constructing many of the state’s iconic buildings. Consistently ranked in the ENR Top 100 General Contractors in the United States, Hathaway Dinwiddie provides General Contracting, Project Planning and Management services in California’s most dynamic markets.  The company has helped the nation’s premier companies and institutions develop landmark structures and quality interior spaces throughout Southern California, San Francisco Bay Area and Silicon Valley. 

A Note About COVID 19
As one of California’s premier builders, Hathaway Dinwiddie is committed to maintaining a workplace that keeps people safe while continuing to meet the expectations of our clients. The firm continues to follow all state and local health orders, including guidance from the Centers for Disease Control and Prevention (CDC), Cal-OSHA, as well as that of labor leaders and building trades organizations. The company is also addressing the need for safe practices with our on-site supervisors and trade partners. This means giving full attention to everything from fall protection to protecting against infections on the jobsite.  Hathaway Dinwiddie sees this as a long-term commitment that requires employees and trades to put everyone’s health first. Hathaway Dinwiddie places the highest value on the health, safety and wellbeing of our employees, trade partners and the communities in all its business sectors and regions. To meet this commitment, the company and its staff and teams are continually monitoring and improving our work practices in today’s building environment.