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John S. Pronovost - Principal

25 Years Experience
Portfolio & Account Management 


John Pronovost is founder and principal of Main Street Financial Group, LLC. John was born and raised in Waterbury, CT. He attended North End Middle School, Holy Cross High School and received a Bachelor's of Science from Fairfield University in 1989 majoring in Finance. John holds a Series 7, 24, 26, 63, 65, & 99.

John began his professional career in 1989 at MassMutual providing investment advice and financial services. John has built a loyal clientele through referrals. In February of 2008, John left MassMutual and moved his practice and clients to Cambridge Investment Research, Inc. Cambridge has been a great fit for Main Street Financial Group, LLC as they are on the cutting edge of Broker/Dealer technology and allow for total objectivity due to their independence.

John lives in Woodbury, CT with his wife Kristin and two children, Austin and Logan. He is very active in the communities he serves and has been involved with the following organizations:

Current Trustee - Chase Collegiate School
Current Member of Watertown Rotary Club
Past Board Member - Holy Cross High School
Past Board Member - Watertown/Oakville Chamber of Commerce
Past President - Fairfield University Alumni of Waterbury
Past President - Board of Directors Children's Community School
Past Board Member - St. Mary's Hospital Foundation
Past Board Member - United Way Fiscal Policy Committee

John has spoken nationally to investment firms regarding strategies on how to build a successful investment practice.

John P. Atkins - Vice President

Vice President Nine Years Experience 
Portfolio & Account Management


John "Jake" Atkins is Vice President of Main Street Financial Group, LLC. Jake was born and raised in Waterbury, CT. He attended St. Joseph's and St. Margaret's Grammar School, Holy Cross High School, and received a Bachelor's of Science from the University of Connecticut in 2002 majoring in Finance. Jake holds a Series 7, 24, 63, & 66.

Jake began his professional career in 2005 at Main Street Financial Group, LLC. In addition to managing his own clients, Jake is the OSJ Designee at the firm.

Jake lives in Middlebury, CT with his wife Liz and son Victor and enjoys playing music with his long-time friends and band-mates. Jake volunteers as a Board Member of Abilities Without Boundaries, Inc. in Cheshire, CT. The organization provides employment and social opportunities for individuals with developmental disabilities.

Meagan Anthony - Administrative

Customer Service

JoAnn Egan - Administrative

Customer Service / Reception

Jean Yenkelun - Administrative

Customer Service

Securities offered through Cambridge Investment Research, Inc. a Broker/Dealer, Member FINRA/SPIC to residents of AR, AZ, CA, CO, CT, DE, FL, GA, ID, IL, KS, MA, MD, ME, MT, NC, NH, NJ, NY, OH, OK, OR, PA, RI, SC, TN, TX, VA, VT, WA   Advisory services offered through Cambridge Investment Research Advisors, Inc., a Registered Investment Advisor. Cambridge and Main Street Financial Group, LLC are not affiliated.

Main Street Financial Group, LLC is located at 777 Echo Lake Road; Suite J - Watertown, CT 06795 Phone: (860) 945-2633
& 4 North Water Street Nantucket, MA 02554 Phone: (508) 228-1189