David Walton is the co-owner of Patriot Ambulance, which provides services to over 220,000 citizens across Marlborough, Hudson, Lawrence and Dracut. A long-time firefighter and EMT with decades of experience, David started Patriot Ambulance with his partner Maurice Ryan in 1979. The company is a member of the Marlborough Rotary, Merrimack Valley Chamber of Commerce and Lawrence Rotary. David was the recipient of the Marlborough Regional Chamber of Commerce “Businessperson of the Year” Award in 2007 and held the post of chairman of the chamber’s board in 2011. He also received the “Paul Harris Fellow Award” from the Rotary Club in 2010 and the “Humanitarian of the Year Award” in 2014. David also has served as a member of the Board of Trustees of UMass Memorial – Marlborough Hospital.

Dan Stanhope leads high-energy engagement teams in providing assurance solutions to clients across a wide variety of privately-held, commercial industries, including: Construction, Manufacturing & Distribution, Cannabis, Professional Services, Architecture & Engineering, and Insurance. He offers detailed reports about audit findings and communicates business-critical information to management positively impacting their decision making.

Dan has extensive experience in the construction industry, providing solutions to general contractors and subcontractors from $500,000 to over $1B in annual volume, assisting them with profit improvement and tax saving strategies. He advises clients with the selection and implementation of accounting software programs, marketing initiatives, and employee assessments. Dan’s surety, banking and insurance relationships are valuable to clients seeking renewal or initiating their next bond.

Dan consults on merger and acquisition considerations, and ways to maximize shareholder value, including opportunities to create efficiencies, lower operating costs, and generate the highest return on capital investments.  He has extensive experience with planning and compliance aspects of partnership and corporate income tax returns. 

Dan is an active member of AAF’s Accounting and Assurance Committee, and a leader of AAFCPAs’ commercial business practice, training professional staff on topics related to stock compensation, accounting treatment of transactions, and efficiency in assurance procedures.  Prior to joining AAFCPAs in 2014, Dan gained over 10 years of experience in public accounting.

Mayor J. Christian Dumais is a fifth-generation Marlborough resident. He grew up in downtown Marlborough on High Street. Growing up, he delivered papers for the Marlborough Enterprise and scooped ice cream at Trombettas. A proud graduate of Marlborough High School, he went on to obtain his Business Administration degree from Lasell University. Mayor Dumais has been a small business owner since 2010, owning DruMais Hair Salon & Day Spa in downtown Marlborough. He spent three terms on the City Council representing Ward 3, which encompasses much of the west side of the city and downtown. During his time on the City Council, Mayor Dumais served on the West Side Fire Station Committee for two years. He was elected Mayor in the 2023 election and assumed office on January 1st, 2024.

Michael Ossing graduated from the Marlborough Public School system and received his Bachelor of Science Degree in Nuclear Engineering from the University of Lowell. Michael retired after being employed at the Seabrook Station Nuclear Power Plant for over 35 years. At Seabrook Station, Michael has held various engineering, project management and leadership positions, including Licensing Manager and Engineering Programs Manager. Michael has been on the City Council since 2000. He is currently serving in his 13th term on council and is serving his fifth year as City Council President. Michael is the Chairman of the City of Marlborough’s Municipal Aggregation Committee and a member of the Board of Trustees of the City of Marlborough’s Other Post-Employment Benefits (OPEB) Trust Fund.

Richard Tomanek has served on the MEDC board since 2010, first as Vice Chair until 2014 and then as Chair until 2018. A veteran hotelier, he has been in the hospitality industry for over 30 years and has worked across the country with Starwood Hotels, Intercontinental Hotels Group, and, for the past 24 years, Hilton Hotel Corporation. Richard is the former general manager of the award-winning Embassy Suites Hotel, Marlborough, which he opened in 1995 after a complete redevelopment of the existing property – he retired from the role in 2022. He has also been the chairman of the Marlborough Convention and Visitors Bureau, was an advisory board member of the MetroWest Visitors Bureau, and a board member of the Marlborough Regional Chamber of Commerce and is an active proponent of economic and tourism development in the City of Marlborough.

After working for SC Johnson and Ecolab in Brazil, Luiz Thomaz DaCosta started his own family company and named it Modular Concepts. Modular is a commercial service company that offers commercial cleaning, strip & wax, carpet washing, handyman, and other services for schools, health facilities, commercial offices, banks, churches, office buildings, etc. Modular was created in June of 2014 and now has over one hundred customers and over sixty employees and sub-contractors working with the company. Luiz was born in Brazil and came to the US with his wife and two kids in 2007. He is a devoted Christian and is very involved with initiatives that impact the business and the overall community in the Marlborough region. He is also part of the Board of Directors for the Marlborough Regional Chamber of Commerce and the MetroWest Free Medical Program. Luiz loves spending time with his family and friends, music, sports, and Zipper, the family dog. In addition, he enjoys talking about and working in his hundred-gallon saltwater fish tank. His business is in Marlborough, and he lives in Hudson with his wife, Mara.