• Your Chamber Staff

  • Tony Siress |  Chief Executive Officer (CEO)

    Tony joined the team in November 2015. Tony is a lifelong Mountain View guy, with a business, marketing, and technology background that includes founding start-ups and building global teams with multi-million dollar budgets. Having started his first business in college, his entrepreneurial spirit still defines his life. Tony see's it as an honor to work for the mutual benefit of local businesses both large and small. Tony owns Champion Rottweillers and French Bulldogs.  Currently, his Frenchies; Lilly, Pearl, and Dita, live with him.  He also is a beekeeper and has 2 active hives producing around 60 lbs of Mountain View honey.   He is a huge fan of minimizing his carbon footprint, he has a 8.5kva solar array on his 1908 home, 2 Tesla Powerwalls and his primary vehicles are all electric.             

  • Dawn Maher   |   Chief Evangelist & VP Membership & Programs

    Dawn joined the team in February 2017. Before joining us, Dawn spent 2.5 years with the Palo Alto Chamber of Commerce, and before that helped spread the love in the city of brotherly love, with the Greater Philadelphia Regional Chamber of Commerce.

    Formerly an accomplished Senior Relationship Manager for both Fortune 500 and private companies, Dawn has found her experience building long-term strategic partnerships, marketing, business development, project management, customer retention and her enthusiasm for technology and social media, a great fit in Mountain View, the heart of Silicon Valley.

  • Bruce Humphrey   |   President and Head of Government Affairs

    Bruce joined the team on March 27, 2017.  Bruce has been involved with the Chamber for almost three years.  He has developed relationships with many of our businesses and government leaders as part of his former position.  He has served as a Chamber Ambassador for two years and was named Ambassador of the Year for 2016.  Bruce is a team player who has been instrumental in the overall success of logistics for our annual Art & Wine festival for over two years.


    Prior to accepting this position, Bruce was the Ambassador Strategic Outreach Coordinator/Director, Strategic Initiatives for the 63d Regional Support Command, in Mountain View.  In this role, Bruce was responsible for the planning and analysis of the United States Army Reserve Ambassador program within a seven state region. Bruce’s work enabled him to cultivate external relationships with the media, community relations officers, and Public Affairs Officers to discuss strategic publicity trends to increase the American public’s awareness of the Army Reserve within the region.  

  • Katrina Tenedora    |   Director Operations, Events and the Art & Wine Festival 

    Katrina started as the intern for the largest Art & Wine Festival in the Bay Area in 2010, Katrina could not pass up on the opportunity to help throw a party on the streets of Downtown Mountain View! Katrina soon became the Programs & Events Manager at the Chamber and enjoys seeing her events come alive from start to finish. If 40+ events a year isn’t enough to keep her busy,  Katrina is a new mom to her little lady Kadence and is soaking up every minute with her new family.

  • Jennifer de Souza   |  Manager - Outbound Marketing & Communications

    Fueled by creativity and a passion for helping others, Jennifer joined the the Chamber Team in 2005. As the Communications Manager, she enjoys taking ideas & information and translating them in a visually compelling way. When Jennifer isn’t wearing her Chamber hat, she can be found cooking, kickboxing, and doing creative crafty things.

  • Tina Ambrogi |  Office Manager & Community Ambassador

    Tina became part of the team in November 2017. Tina grew up outside of Boston, shoveling snow, waiting tables and dreaming of better weather. After moving to California she worked for small companies in the medical, robotics, and financial fields.

    Tina's love of Mountain View inspired her to open the Mountain View General Store, which for several years was the place to buy all things Mountain View. She is excited to begin this new adventure as the Office Manager & Community Ambassador.

  • Heidi Chun   |   Content Curator & Social Media   |   ChamberMV.org | MVCoCF.orgILoveMV.org | LMV.education

    Heidi loves Mountain View and loves writing about the community. She started as the Art & Wine intern for the Chamber in 2007 and was promoted to Director of the festival within 3 weeks. Heidi enjoys writing and was asked to write the ILoveMV website after her Yelp reviews were noticed by the CEO of Yelp. She yelped Yelp. All of her current reviews and articles about our community can be found on ILoveMV.org. Heidi enjoys gardening and cooking and has a goal of attending Mini Cooper Racing School in the near future.

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