
Staff
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Brian Tymann, Director of Operations, is the founder and former owner of Hydroscapes Inc., an aquatic landscaping company. Brian brings years of experience and a broad knowledge of local service market to SunStream, and having been raised on the East End of Long Island, he has a vested interest in the social and economic welfare of the Hamptons. A graduate of Southampton College, he focused his studies on Environmental Science. He serves on various boards and committees and is involved with many local charities and organizations. Brian is a former member of the Southampton Town Conservation Board, he’s a long time member of Big Brothers Big Sisters of Long Island’s East End Advisory Council, and he is an active member of the Shinnecock Marlin and Tuna Club. In 2007, Brian was successful in his first run for public office, becoming a Southampton Town Trustee. |
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Mary McPartland – Associate Director, Director of Public Relations/Energy Consultant Mary McPartland has over two decades of experience developing new markets and enhancing brand value for a variety of technology, financial, and consumer corporations..Uniting resources from marketing, investor relations, HR, communications, sales, R&D, engineering, customer service and IT, she has created new markets for ING, UBS, PaineWebber, Verizon, IBM, HP, Microsoft, EMC, Cablevision and many other companies. Renewable energy is a passion, and she specializes in educating clients in the public, non-profit and commercial sectors, such as municipalities, schools, libraries, museums, hospitals, large institutions as well as residential markets. Mary earned a Bachelor of Arts degree in Journalism and Economics from the University of Dayton and has completed graduate credits and certifications in public policy and global economic development at NYU, Georgetown and Stony Brook Universities. She is active in environmental conservation and resource preservation on the East End, and is a member of Slow Food East End, Edible Schoolyard, EH GOP, Accabonac Protection Committee among other groups. |
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Vin Zorbo – Associate Director, Business Development and Sales For the past 25 years, Vin has developed a proven track record of building relationships with Long Island companies. He has significant experience in direct and channel sales and business development, has successfully generated business for major accounts and created strategic relationships with channel sales partners. A long-time Hamptons resident, Vin continues to fulfill his desire to work and expand business on the East End following a successful sales career with Motorola, formerly Symbol Technologies. As committed to protecting our environment as he is to promoting local economic development, Vin also is a member of the Surfrider Foundation and has worked on local beach conservation projects and as a local Youth Group leader for several years. |
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Kerri Danega, Administrative Assistant, came to Sun Stream USA with 5 years experience as the Office Manager of a prominent East End landscaping company. A native of Long Island, Kerri re-located from Lindenhurst to Westhampton Beach in 2002. She is an accomplished photographer, attending college as a part-time student studying photography. Kerri is committed to customer service and her friendly voice makes those who are interested in renewable energy feel comfortable and well taken care of. |
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Barbara S. Rizzi Barbara S. Rizzi was born and raised a true Long Islander, always enjoying the beaches and parks. Barbara graduated magna cum laude from Dowling College in 1993 and received her CPA license while working with Holtz Rubenstein CPA in Melville. During Barbara’s college internship, she had the great opportunity of starting her business relationship with John Tortorella. She handled the books and records of the various Tortorella business entities throughout college and while employed at Holtz Rubenstein. In 1999, as the companies’ growth continued, Barbara made the Tortorella group her home. Barbara sees being a member of the SunStream USA team as a very rewarding experience, sharing the same passion for being ecologically responsible and making a difference in the future of our planet. |
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Anthony McEntee – Master Electrician Anthony became a member of the SunStream team in 2007 and is a fully trained PV installer with 20 years of electrical experience. Anthony has extensive experience in both residential and commercial electrical work, having managed large scale projects and small ones as well. A native Long Islander, Anthony has an extensive network of contractors and clients and is extremely well respected in his field. A native Long Islander, Anthony is an avid golfer and traveler. |
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Geoffrey Marschall – Energy Consultant Geof is a native of Long Island, raised in Bellport and currently living in East Patchogue. He graduated from Gettysburg College having studied Psychology and Sculpture. He then attended Northwestern University to acquire his certification as an Orthotist. After spending more than a decade in the Medical Industry, he refocused his attention to his passion of renewable energy. His interest in alternative energy began while living in Europe for five years. Having seen the benefits of renewable energy, he made the change to this industry to further his desire of bringing alternative energy systems to the American public. Geof is also involved in Rotary International and a member of the South Country Educational Fund. |
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Joe Tucker – Project Manager Joe brings many years in customer service and a strong sales background to his role at SunStream USA. Known for his take-charge attitude, willingness to go above and beyond and affinity for all things mechanical, Joe began his career as a marine industry technician and eventually earned the title of service advisor. But his interest in solar power began at home, while helping his daughter work on a school science project. His daughter got an "A" and took first place in her grade - and Joe discovered a passion that would become his profession. In the ensuing years, he continued in the marine field and also spent 11 years as an auto sales representative in the off season. Joe lived on the East End until his mid-teens and then moved to mid-Suffolk where he resides today. |








