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Healthy Buildings Technology Group, Inc.

We build very sustainable, high-performance homes and classrooms in half the time, at lower cost, to any design, anywhere!

  • Stage Full Product Ready
  • Industry Clean Technology
  • Location Napa, CA, USA
  • Currency USD
  • Founded January 2011
  • Employees 4
  • Website

Company Summary

We have leveraged our 30 years of experience in the green building industry to address environmental sustainability and social justice for housing and education. Our technologies, tested and proven over the past 8 years, provide higher performing, rapidly built homes and classrooms, at a lower up-front and operational cost. The business model allows for scalability and expansion throughout the U.S., and into International markets.


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    Robert D Massaro
    Founder, CEO

    Bob has been in the business of Design/Build since 1981, and has built over one hundred and fifty projects throughout Northern and Southern California. Throughout his thirty plus years in the industry, Bob has successfully directed staffs of architects, engineers, interior designers and construction personnel. In January of 2011 Bob founded HBTG. B.S. (Loyola Univ), M.P.H. (UCLA). LEED AP. Licensed Calif G.C.

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    Lisa M Batto
    Managing Principal

    Lisa is a skilled leader who joined the team in October 2011. She has a strong organizational background and expertise, including governance, finance, administration, HR, marketing and IT. Her executive experience includes 8 years at the Napa Chamber of Commerce, starting as Marketing Director, then rising to the position of C.E.O., which she left to join Healthy Buildings.

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    Jon Massaro, AIA
    Architectural and Production Manager

    Jon graduated from the prestigious Southern California Institute of Architecture with a Bachelors of Architecture in 1978. He has been in the business of designing and building sustainable projects since 1982 and has over 300 completed projects in Northern and Southern California. Along with being an Architect and Contractor, Jon is a LEED AP.

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    Sara T. Rosenthal

    Sara directs the Green Building consulting practice for HB and advises the CEO on executive matters. Prior to HB, Sara led a broad spectrum of sustainability initiatives within the development, property management and corporate divisions of a mid-size residential development company where she worked in the acquisitions and finance group. B.S., MBA, (Stanford University) LEED AP.


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    Hudson and Luros, Napa CA
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    Prince and Assoc, Santa Rosa CA

Previous Investors

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    Meyer Family Enterprises, LLC (Bonny Meyer)