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Hathaway Dinwiddie Construction Company's Overview

Total employees500
HeadquartersSan Francisco
Founded1911

Hathaway Dinwiddie Construction Company (HDCCo) is a premier, 100% employee-owned general contractor with a legacy spanning over a century. They specialize in a diverse range of construction projects, including commercial offices, state-of-the-art life science facilities, academic institutions, multi-family residential complexes, and advanced healthcare centers. Renowned for their commitment to quality, safety, sustainability, and innovation, HDCCo primarily operates in California and the Pacific Northwest, consistently delivering iconic and complex buildings for a variety of respected clients.

Where is Hathaway Dinwiddie Construction Company's Headquarters?

HQ Function

Serves as the main corporate office, housing key executive leadership, strategic planning, finance, marketing, preconstruction services, and overall project management oversight for Northern California operations.

Notable Features:

The headquarters is located in a modern, high-rise office building, providing a professional environment with advanced facilities and convenient access for clients and partners in downtown San Francisco.

Work Culture:

Reflecting its employee-owned structure, the work culture at the headquarters emphasizes collaboration, accountability, innovation, and a strong sense of shared purpose. There is a focus on professional growth, client satisfaction, and upholding the company's reputation for excellence.

HQ Significance:

The San Francisco headquarters is pivotal for managing large-scale and complex construction projects throughout the Bay Area and Northern California. It represents the historical core of Dinwiddie Construction, one of the company's foundational pillars, and underscores its long-standing commitment to shaping the region's built environment.

Values Reflected in HQ: The headquarters' location, design, and operational focus mirror Hathaway Dinwiddie's core values of integrity, quality craftsmanship, client-centric service, and enduring stability in the dynamic construction industry.

Location:

Hathaway Dinwiddie's operations are concentrated within the United States, with a strong and established presence on the West Coast. Their primary areas of activity are Northern California (centered around the San Francisco Bay Area), Southern California (centered around Los Angeles), and the Pacific Northwest (centered around Seattle). The company provides a full spectrum of construction services globally from these US bases, including preconstruction, general contracting, construction management, design-build, and sustainable building solutions across various market sectors. They do not currently maintain physical international offices.

Street Address:

275 Battery Street, Suite 300

City:

San Francisco

State/Province:

CA

Country:

USA

Hathaway Dinwiddie Construction Company's Global Presence

Culver City, CA, USA

Address: 8601 Hayden Place, Culver City, CA 90232

Serves as the hub for operations in the dynamic Los Angeles metropolitan area and the broader Southern California region, a critical market for large-scale construction and innovative development.

Santa Clara, CA, USA

Address: 3131 Jay Street, Suite 200, Santa Clara, CA 95054

Strategically positioned to support the robust innovation economy of Silicon Valley, providing specialized construction services to the world's leading technology companies, biotech firms, and research institutions.

Seattle, WA, USA

Address: 1008 Western Ave, Suite 300, Seattle, WA 98104

Caters to the rapidly growing construction market in Seattle and the surrounding Pacific Northwest region, leveraging the company's extensive experience in complex urban projects and sustainable building practices.

Buying Intent Signals for Hathaway Dinwiddie Construction Company

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Hathaway Dinwiddie Construction Company

As of April 2025, Hathaway Dinwiddie Construction Company' leadership includes:

Greg Cosko - President & Chief Executive Officer
Atul Apte - Chief Operating Officer
Steve Smith - Chief Financial Officer
John G. Kunnath - Executive Vice President & Regional Manager, Northern California
Chris Rivielle - Executive Vice President & Regional Manager, Southern California
Todd L. D'Arcy - Executive Vice President, Northwest

Investors of Hathaway Dinwiddie Construction Company

Hathaway Dinwiddie Construction Company has been backed by several prominent investors over the years, including:

Hathaway Dinwiddie Construction Company is 100% employee-owned through an Employee Stock Ownership Plan (ESOP).

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits0

In the past year, Hathaway Dinwiddie has focused on strengthening its regional leadership, highlighted by the strategic appointment of Todd L. D'Arcy as Executive Vice President for the Northwest. This move aims to bolster the company's growing presence and operational capabilities in the Pacific Northwest. No major executive departures have been publicly announced during this period.

New Appointments:

Todd L. D'Arcy, Todd L. D'Arcy was appointed Executive Vice President to oversee the Northwest region, leveraging his significant industry expertise to drive growth and project excellence.

Technology (Tech Stack) used by Hathaway Dinwiddie Construction Company

Discover the tools Hathaway Dinwiddie Construction Company uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Hathaway Dinwiddie Construction Company Email Formats and Examples

Hathaway Dinwiddie Construction Company (hdcco.com) most commonly uses the email format consisting of the first initial followed by the last name. While this is the predominant pattern, other formats may exist within the organization for specific roles or legacy systems.

flast@hdcco.com

Format

jdoe@hdcco.com (example for Jane Doe)

Example

85%

Success rate

News and media

hdcco.comJuly 27, 2023

Hathaway Dinwiddie Construction Company: Kilroy Oyster Point Phase 2 Topping Out

Hathaway Dinwiddie celebrated a significant milestone with the topping out of Phase 2 at Kilroy Oyster Point in South San Francisco. This event marks the structural completion of new state-of-the-art life science buildings, further solidifying HDCCo's expertise in complex R&D facility construction....more

ENR CaliforniaMay 22, 2023

ENR California's 2023 Contractor of the Year: Hathaway Dinwiddie

Hathaway Dinwiddie was distinguished as ENR California's Contractor of the Year for 2023. The recognition lauded the company's impressive portfolio of completed projects, its unwavering commitment to innovation and safety, and its strong, employee-focused company culture....more

DJC SeattleMarch 17, 2023

Hathaway Dinwiddie hires Todd D'Arcy to lead its Northwest group

Hathaway Dinwiddie Construction Co. announced the strategic hiring of Todd L. D'Arcy as executive vice president. D'Arcy is tasked with leading and expanding the company's growing Northwest operations, based out of its Seattle office, signifying a strengthened focus on the Pacific Northwest market....more

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