We are dedicated to making your indoor spaces healthier

Our Team of Environmental Consultants

Since our founding in 2009 Healthy Building Science has grown into a thriving small business servicing the greater San Francisco Bay area. These are the folks that work hard to make it all possible. For an larger view on the History of Healthy Building click here.

Alex Stadtner

President & Senior Consultant


Alex started on the path of environmental work in college, where he attained a degree in Environmental Science & Environmental Policy. After college he worked for two years as a Sustainability Manager at Antioch College, before moving to New Hampshire to earn an MS in Resource Management & Administration at Antioch New England.

After graduate school, he worked with green building consulting pioneers at the Center for Maximum Potential Building Systems in Austin, and then a Portland-based company specializing in third-party building rating systems, especially LEED. Since then Alex has completed numerous environmental testing inspection courses to broaden his knowledge of the industry and bridge the gap between environmental science and building science.

Gina Stadtner

Office Manager

Gina is from Austin, Texas. She is a mother and a vegan with a passion for animals and animal-rights causes. Gina previously worked at an animal shelter, and as an international travel advisor. She has a Masters in Experimental Psychology and worked with chimpanzees that know sign language. Call and she may help with your intake, billing, and scheduling. Environmental causes have always been near and dear to her, and she has enjoyed assisting clients create healthier indoor environments at Healthy Building Science.

Alana Capozzi

Director of Operations & Projects

Iain Gors

IH Sales Manager

Jose Acosta

Sr. Environmental Inspector
Jose joins the team having come to the Bay Area from Boston, where he worked in student services, and later, as a building manager and facilities coordinator for the Massachusetts Institute of Technology.

Council Certified Structural Mold Investigator (CSMI) and Council-certified Residential Indoor Environmentalist (CRIE) Board-awarded by the American Council for Accredited Certification.

A New York City native, Jose received a BA in Photography and Social Science from Vermont’s Bennington College. After college Jose’s continuing interest in physics and chemistry led him to experiment with alternative printing and lighting processes in his practice of photography. Later his social science background led him to work for the Audubon Expedition Institute’s environmental studies program in New England, which focused on the social consequences on our environmental choices.

In addition to working as an inspector with Healthy Building Science you can find Jose moonlighting as a pyrotechnician, doing fireworks for the Oakland A’s, San Francisco Giants and the city of San Francisco. When not having fun at work, Jose enjoys caving, backpacking, SCUBA diving and trying to keep up with his teenage boys.

Brandon Chin

Environmental Inspector

Nixon Hernandez


Hector Reyes

Site Foreman

Santos Oxlaj

Home Steward

Pablo Ajpacaja


Certified Asbestos Consultant & Lead Inspector/Risk Assessor


Our professional team provides a full range of Lead & Asbestos Inspection testing services for building and homeowners. In house certifications include the following: Certified Asbesto Consultant (CAC) and CDPH Lead Inspector and Lead Based Paint Risk Assessor (CDPH LI/RA) issued by the Division of Occupational Safety and Health and required by the U.S. EPA AHERA. CAC's must also be Asbestos Building Inspector, Contractor/Supervisor, Project Designer, and Management Planner.