Ameresco, Inc.
Close on Oct 19, 2026
- Market cap
- $1.02B
- P/E (TTM)
- –
- Dividend yield
- –
About Ameresco
Construction - Special Trade Contractors, SIC 1700
Ameresco provides energy infrastructure and energy efficiency solutions. The company develops, designs, builds, operates, and maintains energy conservation projects, distributed energy systems, and renewable power facilities. These facilities produce electricity, thermal energy, and renewable natural gas utilizing solar, battery storage, and biogas technologies. Its operations comprise five segments: North America Regions, U.S. Federal, Europe, Renewable Fuels, and All Other. Ameresco serves customers including federal, state, and local governments, utilities, housing authorities, educational and healthcare institutions, data centers, and commercial and industrial clients.
The company maintains approximately 60 offices across North America and Europe, with over 1,600 employees located throughout 45 U.S. states, the District of Columbia, eight Canadian provinces, the United Kingdom, Italy, and Greece. Its European operations also include activities in Romania. Additionally, Ameresco owns and operates 227 small-scale renewable energy plants, including 197 solar and battery installations and 26 biogas facilities. The provided text does not disclose the company's headquarters location.
Summary of the business section of Ameresco's latest annual report, written by StockData.
Company profile
Company
- Legal name
- Ameresco, Inc.
- Headquarters
- Framingham, MA
- Address
- 111 Speen Street 01701
- Phone
- (508) 661-2200
- Website
- ameresco.com
- Employees
- 1,601, Dec 31, 2025
- Industry
- Construction - Special Trade Contractors
- Incorporated in
- Delaware
- Fiscal year ends
- December 31
- Auditor
- RSM US LLP, Boston, Massachusetts
Stock & identifiers
- Ticker
- AMRC
- Exchange
- NYSE
- IPO date
- Jul 22, 2010
- Shares outstanding
- 53M, Jul 31, 2026
- Public float
- $919.34M, Jun 30, 2024
- Filer category
- Accelerated filer
- SEC CIK
- 1488139
- CUSIP
- 02361E108
- ISIN
- US02361E1082
- LEI
- 529900NZXZGBCBXYY327
- EIN
- 04-3512838
Executives and directors
Officers and directors who filed ownership reports (Forms 3, 4, 5) in the last two years
| Name | Position | Shares owned |
|---|---|---|
| George P. Sakellaris | Chief Executive Officer, Director | 20,319,847 |
| David J. Corrsin | EVP and General Counsel, Director | 20,912 |
| Louis P. Maltezos | Co-President | 33,628 |
| Mark Chiplock | EVP, CFO & CAO | 2,815 |
| Nicole E. Bulgarino | Co-President | 61,171 |
| Peter Christakis | Chief Operating Officer | 15,106 |
| Michael T. Bakas | President - Renewable Fuels | 13,634 |
| Joseph W. Sutton | Director | 213,601 |
| Jennifer L. Miller | Director | 34,546 |
| Brian C. Cox | Director | 44,325 |
| Charles R. Patton | Director | 23,824 |
| Claire D'Oyly-Hughes Johnson | Director | 22,346 |
| Francis V. Wisneski Jr | Director | 35,667 |
| Nickolas Stavropoulos | Director | 24,546 |
CEO pay and shareholder return
Pay versus performance table from the proxy statement
| Fiscal year | CEO total pay | CEO pay actually paid | Other executives (avg) | Value of $100 invested | Peer group |
|---|---|---|---|---|---|
| FY2024 George Sakellaris | $1.55M | $656.56K | $1.29M | $134 | $142 |
| FY2023 George Sakellaris | $1.97M | -$5.39M | $525.71K | $181 | $175 |
| FY2022 George Sakellaris | $6.50M | -$5.74M | $1.33M | $327 | $194 |
| FY2021 George Sakellaris | $7.05M | $36.70M | $1.30M | $465 | $277 |
| FY2020 George Sakellaris | $1.47M | $4.29M | $657.20K | $299 | $285 |
“Actually paid” adjusts reported pay for changes in the value of equity awards. Shareholder return assumes $100 invested at the start of the measurement period, as disclosed by the company.
Employees
Headcount reported in annual reports
“As of December 31, 2025, we had a total of 1,601 employees based in 45 U.S.”
Corporate history
Events identified from SEC filings
| Date | Event | Details |
|---|---|---|
| May 12, 2026 | Acquisition / sale | Completion of acquisition or disposition of assets (8-K Item 2.01) |
| Apr 10, 2024 | Acquisition / sale | Completion of acquisition or disposition of assets (8-K Item 2.01) |
| Sep 10, 2010 | Auditor change | Change in certifying accountant (8-K Item 4.01) |
| Jul 22, 2010 | IPO | Initial public offering priced (424B4 prospectus) |
| Jul 6, 2010 | Listing | Registration of securities on an exchange (Form 8-A) |