Michael J. Grennan, CFA joined Charter Research & Investment Group, Inc. as a portfolio manager & senior securities analyst. Mike’s experience includes investment research and client management at Kreitler Financial, Rogers Casey, and Brown Brothers Harrison. He is a graduate of Fairfield University and earned the designation of a Chartered Financial Analyst (CFA). Mike lives in Trumbull with his wife and two teenage daughters. He is an active member of the community having served on the boards of several charitable and civic organizations. In his spare time, he enjoys fishing, boating and ice hockey.

Michael Grennan
Vice President
Charter Research & Investment Group
United States, Connecticut, Southport
About Me
Profile Information
Vice President
Charter Research & Investment Group
Investment Team,Operations Team
Investor
RIA/Wealth Manager/Asset Manager
Southport
Connecticut
United States
Sep 28, 2025
Work Experience
Charter Research & Investment Group
Vice President Present
Email: michael.grennan@charterinvestmentgroup.com
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