Colliers Engineering & Design Acquires Leading Southwest Engineering Firm

Acquisition expands footprint into fast-growing Arizona market

May 9, 2023 – Headquarters/Holmdel, NJ – Colliers Engineering & Design, a national multi-discipline engineering, architectural, design and consulting firm, is pleased to announce it has acquired HILGARTWILSON, LLC, an Arizona-based engineering, design and survey firm that offers civil engineering, land use planning, land surveying, environmental services, and construction management services.

“With this acquisition, we’re enhancing our scale and capabilities and expanding our footprint into the fast-growing Arizona market,” said Kevin L. Haney, PE, President & CEO, Colliers Engineering & Design. “Together, with our recent addition in Texas, we are perfectly positioned to better serve our regional and national clients.”

HILGARTWILSON leadership will continue to lead the business in Arizona and become significant shareholders in our firm. Strategic rebranding and full integration into Colliers Engineering & Design will happen in the first quarter of 2024.

“CED’s enterprising spirit, based on exceptional client service, growth opportunities for employees, and professional ownership, aligns with our own culture, making our partnership with them a logical next step for us,” said Ron Hilgart, PE, Co-Founder & Managing Principal of HILGARTWILSON. “Our success is a result of earned relationships on great projects with great people. We are excited to bring even more to those relationships with the depth of resources and talent that this move will provide,” added Darrell Wilson, PE, Co-Founder and Managing Principal of HILGARTWILSON.

The acquisition of HILGARTWILSON promises to create a dynamic and positive environment, positioning the combined entity to better serve our clients with more comprehensive services and continue growth opportunities within the A/E industry.

About Colliers Engineering & Design

Colliers Engineering & Design is a leading multi-discipline engineering and architecture, consulting and design firm serving public and private clients nationwide. Headquartered in Holmdel, NJ with offices throughout the United States, we specialize in providing a comprehensive suite of services including Civil/Site, Architecture, Transportation, Governmental, Survey/Geospatial, Infrastructure, Geotechnical/Environmental, Telecommunications, Utilities/Energy and Project Management. Our talented professionals utilize the most advanced technologies to deliver customized solutions for our clients. Learn more at or join us on Twitter, Facebook, Instagram and LinkedIn!

About Colliers

Colliers (NASDAQ, TSX: CIGI) is a leading diversified professional services and investment management company. With operations in 66 countries, our 18,000 enterprising professionals work collaboratively to provide expert real estate and investment advice to clients. For more than 28 years, our experienced leadership with significant inside ownership has delivered compound annual investment returns of approximately 20% for shareholders. With annual revenues of $4.5 billion and $98 billion of assets under management, Colliers maximizes the potential of property and real assets to accelerate the success of our clients, our investors, and our people. Learn more at, Twitter @Colliers or LinkedIn.