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Ameresco is a provider of energy efficiency and renewable energy solutions. It offers energy efficiency products and services which include the design, engineering, and installation of equipment and other measures to improve the efficiency and control the operation of a facility’s energy infrastructure. The company also supplies renewable energy solutions and services which include the construction of small-scale plants that produce electricity, gas, heat, or cooling from renewable sources of energy; the sale of such electricity, processed landfill gas, heat, or cooling from plants that it owns; and the sale and installation of solar energy products and systems for both on-grid and off-grid applications.

HQFramingham, MA, US
Employee Ratings4
Overall CultureF

Latest Updates

Employees (est.) (Dec 2019)1,127
Revenue (FY, 2019)$866.9 M(+11%)
Share Price (Jan 2021)$54 (-6%)
Cybersecurity ratingBMore

Key People/Management at Ameresco

George P. Sakellaris

George P. Sakellaris

Chairman, President and Chief Executive Officer
David J. Anderson

David J. Anderson

Executive Vice President and Director
Michael T. Bakas

Michael T. Bakas

Executive Vice President
David J. Corrsin

David J. Corrsin

Executive Vice President, General Counsel, Corporate Secretary and Director
Nicole Allen Bulgarino

Nicole Allen Bulgarino

Executive Vice President & General Manager, Federal Solutions
Mark Chiplock

Mark Chiplock

Vice President, Controller and Chief Accounting Officer
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Ameresco Office Locations

Ameresco has offices in Framingham, Albany, Anchorage, Atlanta and in 60 other locations
Framingham, MA, US (HQ)
111 Speen St
Albany, NY, US
6 Automation Ln #103
Anchorage, AK, US
6643 Brayton Dr
Atlanta, GA, US
3340 Peachtree Rd #1800
Aurora, CO, US
3095 S Parker Rd #200Aurora
Brea, CA, US
135 S State College Blvd #265Brea
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Ameresco Financials and Metrics

Ameresco Revenue

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Ameresco's revenue was reported to be $866.93 m in FY, 2019 which is a 10.1% increase from the previous period.

Revenue (Q3, 2020)


Gross profit (Q3, 2020)


Gross profit margin (Q3, 2020), %


Net income (Q3, 2020)


EBIT (Q3, 2020)


Market capitalization (15-Jan-2021)


Closing stock price (15-Jan-2021)


Cash (30-Sept-2020)



Ameresco's current market capitalization is $2.6 b.
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USDFY, 2016FY, 2017FY, 2018FY, 2019

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USDQ1, 2017Q2, 2017Q3, 2017Q1, 2018Q2, 2018Q3, 2018Q1, 2019Q2, 2019Q3, 2019Q1, 2020Q2, 2020Q3, 2020

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0.5 x


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Financial Leverage

2.7 x
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Ameresco Operating Metrics

Ameresco's Backlog was reported to be $1.1b in FY, 2019.
FY, 2016Q1, 2017Q2, 2017Q3, 2017FY, 2017Q1, 2018Q2, 2018Q3, 2018FY, 2018Q1, 2019Q2, 2019Q3, 2019FY, 2019


$534.10 m$505 m$631.40 m$627.50 m$572.50 m$595.60 m$679.10 m$819.40 m$726.60 m$753.60 m$788.70 m$787.20 m$1.11 b

Twelve-Month Backlog

$309.60 m$320.80 m$380.10 m$411.90 m$348 m$360.30 m$354.70 m$395.90 m$360.50 m$389.30 m$431.40 m$572 m$564.40 m

Total Electricity Generation Capacity, MW

164 191 228 259


55 73 87 99
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Ameresco Acquisitions / Subsidiaries

Company NameDateDeal Size
Maximum SolarJanuary 16, 2019
TerraNavigatorNovember 30, 2018
Chelsea GroupSeptember 06, 2018
APS Energy ServicesAugust 22, 2011
Applied Energy GroupJuly 14, 2011
1277591 ONTARIO Inc.
1519 Crandall Road LLC
1724 64th Avenue Solar LLC
2598837 ONTARIO Inc.
3901 Suitland Road Solar LLC
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Ameresco Revenue Breakdown

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Ameresco revenue breakdown by business segment: 10.6% from All Other, 9.8% from Non-Solar DG, 33.2% from U.S. Federal, 42.1% from US Regions and 4.4% from Other

Ameresco revenue breakdown by geographic segment: 94.1% from United States and 5.9% from Other

Ameresco Cybersecurity Score

Cybersecurity ratingPremium dataset



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Ameresco Environment, Social & Governance (ESG) Ratings

CSRHub ESG ratingPremium dataset


out of 100

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Ameresco Online and Social Media Presence

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Ameresco Company Culture

  • Overall Culture



  • CEO Rating



  • Compensation



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Ameresco News and Updates

Thinking about buying stock in T2 Biosystems, Ameresco Inc, Xeris Pharmaceuticals, Blink Charging, or Kitov Pharma?

NEW YORK, July 1, 2020 /PRNewswire/ -- InvestorsObserver issues critical PriceWatch Alerts for TTOO, AMRC, XERS, BLNK, and KTOV. To see how InvestorsObserver's proprietary scoring system rates these stocks, view the InvestorsObserver's PriceWatch Alert by selecting the corresponding link....

Ameresco Begins Phase Two of Energy Savings Project at the Medical University of South Carolina

MUSC financed this project under an energy savings performance contract (ESPC) and will have Ameresco implement numerous energy conservation measures at 50 campus facilities. The combined project value for the two phases Ameresco has contracted with the University totals more than $43 million dollar…

Ameresco Named the #1 Commercial Solar Contractor in Massachusetts by Solar Power World

Massachusetts-based renewable energy company included on Solar Power World’s Top Solar Contractors list.read more

Ameresco Appoints Experienced Renewable Energy Executive Doran Hole As Chief Financial Officer

Company’s interim CFO Mark Chiplock will continue as Vice President, Corporate Controller and Chief Accounting Officer.read more

Global Landfill Gas Market 2018-2022: Smart Landfills to Drive Market Growth - Key Players are Ameresco, Aria Energy, Energy Developments, Veolia, and Waste Management

DUBLIN, March 6, 2019 /PRNewswire/ -- The "Global Landfill Gas Market 2018-2022" report has been added to ResearchAndMarkets.com's offering. The landfill gas market will register a CAGR of almost 4% by 2022. Smart landfills to drive growth in the market. Although the countries around the...

Biomass Power Generation Market to witness huge growth by 2023 | GE, Ameresco, DONG Energy A/S, Drax Group

Get a view on Biomass Power Generation Market sales by marketing channels. Target important market by region and tap important dynamics of this industry. Posted via Industry Today. Follow us on Twitter @IndustryToday
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Ameresco Blogs

Solar Power World – Inverter monitoring apps help commercial clients put solar projects on display

The post Solar Power World – Inverter monitoring apps help commercial clients put solar projects on display appeared first on Ameresco.

Ameresco’s President and CEO George Sakellaris, Honored with Two Prestigious Energy Industry Distinctions

The post Ameresco’s President and CEO George Sakellaris, Honored with Two Prestigious Energy Industry Distinctions appeared first on Ameresco.
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Ameresco Frequently Asked Questions

  • When was Ameresco founded?

    Ameresco was founded in 2000.

  • Who are Ameresco key executives?

    Ameresco's key executives are George P. Sakellaris, David J. Anderson and Michael T. Bakas.

  • How many employees does Ameresco have?

    Ameresco has 1,127 employees.

  • What is Ameresco revenue?

    Latest Ameresco annual revenue is $866.9 m.

  • What is Ameresco revenue per employee?

    Latest Ameresco revenue per employee is $769.2 k.

  • Who are Ameresco competitors?

    Competitors of Ameresco include Matrix Service Company, Forbes Marshall and PowerSecure.

  • Where is Ameresco headquarters?

    Ameresco headquarters is located at 111 Speen St, Framingham.

  • Where are Ameresco offices?

    Ameresco has offices in Framingham, Albany, Anchorage, Atlanta and in 60 other locations.

  • How many offices does Ameresco have?

    Ameresco has 69 offices.