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Records prior to registration year 2005 are not available online. Contact the Lobbyist Division here for assistance.	Search data is collected from registration records and disclosure reports submitted by lobbyists, lobbying entities, and their clients. Massachusetts General Law requires any party providing or retaining lobbying services to register annually, and submit disclosure reports twice a year.
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Disclosure reporting details

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Lobbyist disclosure reporting period: 07/01/2025 - 12/31/2025

Lobbyist name	William J. Cunningham (Incidental Lobbyist)
Business name	Ameresco, Inc.
Address	111 Speen Street Suite 410
City, state, zip code	Framingham, MA 01701
Country	US
Agent type	Both
Phone	508-598-4345

Operating Expenses

No operating expenses were filed for this disclosure reporting period.

Activities, Bill Numbers and Titles

Client: No client

House / Senate	Bill Number or Agency Name	Bill title or activity	Agent position	Amount	Direct business association
Executive	Other	William Cunningham is deceased and did not conduct any lobbying activity from July 2025 through December 2025. This report is being filed by Mark Fowler, Senior Director, Government Relations, Ameresco, Inc.	Support	$0.00	N/A
			Total amount	$0.00

Meals, Travel, and Entertainment Expenses

No meals, travel, or entertainment expenses were filed for this disclosure reporting period.

Additional Expenses

No additional expenses were filed for this disclosure reporting period.

Campaign Contributions

No campaign contributions were filed for this disclosure reporting period.