Our Staff

John Hammerschmidt


A third generation Californian, (and contractor!) John grew up in the Central Valley with dreams of becoming a farmer. He graduated from Cal Poly, San Luis Obispo, with a degree in Landscape Construction before moving to the Bay Area where he sold irrigation systems to Napa wineries, managed field operations for two landscaping firms (including his own) and two constuction companies. 

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He also did a stint as Customer Service and Operations Manager at a computer networking firm. In 1996, he founded Hammerschmidt Construction with the goal of providing superior service and project management to homeowners. He holds both Class A (Engineering) and Class B (General Contractor) California State Contractors’ licenses. He is also a Certified Kitchen and Bath Designer (CKBD), and a Certified Green Builder (CGB). John enjoys working with homeowners to design and build homes that are at the same time functional, beautiful, energy efficient, and easy-to-maintain. A long time member of the Western Horitculture Society, John enjoys fruit and vegetable gardening and cooking whatever he grows.


Lynn Hammerschmidt

A Palo Alto native, Lynn graduated from U.C. Berkeley and enjoyed a successful career as a marketing executive in four, Bay Area, medical start-up firms. She joined Hammerschmidt Construction in 1999 and oversees the “Business-of-the-Business” and assists homeowners in designing their homes and selecting finishes.


Joel Thorson
Office Manager

Joel came to HCI in 2009 and wears many hats in the company. He brings over 20 years of experience in Customer Service, Project Management and bookkeeping. Combined with his background in Real Estate and Contracts Administration he has been instrumental in keeping the office running efficiently.

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