NORCAL Engineering Names Heather D. Green as CEO, Succeeding Co-Founder Father
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LOS ALAMITOS, Calif. - Californer -- NORCAL Engineering, a prominent geotechnical engineering firm based in Orange County, California, has appointed Heather D. Green as Chief Executive Officer. With a robust background in education and over a decade of experience in teaching and curriculum development, Green brings a fresh perspective to the helm of the 37-year-old company.

Specializing in geotechnical engineering, engineering geology, seismicity, construction consulting, and soil and materials testing and inspection for residential, commercial, and industrial construction projects, NORCAL Engineering was co-founded in 1986 by Green's father, Troy Don Norrell, and former partner Terry Callahan. Following Norrell's passing in October 2022, Green assumed a leadership role, combining her educational expertise with a commitment to advancing the company and the industry.

"I'm honored and excited to lead NORCAL Engineering," said Green. "It's a privilege to be part of a team with extensive engineering experience and expertise. We're energized and ready for our next phase of growth."

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Green, holding a master's degree in educational leadership and administration from Lamar University and a B.S. from Chapman University, embodies NORCAL Engineering's dedication to education and engineering excellence.


NORCAL Engineering, established in 1986 as Callahan & Norrell, Inc., is a trusted provider of geotechnical services with a rich history of contributing to diverse projects throughout Southern California. Our seasoned team specializes in soil analysis and geotechnical consulting, offering invaluable industrial, commercial, and residential construction expertise.

With a legacy of impactful project collaborations, NORCAL Engineering has contributed to over 25,000 projects, including high-profile ventures such as airports, hotels, automobile dealerships, restaurants, residential additions and remodeling. This extensive experience underscores our commitment to delivering quality solutions across various engineering challenges. Visit us at (

NORCAL Engineering
Heather Buck

Source: NORCAL Engineering

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