Ameresco, Inc. Class A (AMRC)

Over the past six months, Ameresco's stock price has experienced fluctuations. As of March 20, 2026, the share price was $26.66, representing a significant increase of 106.51% from March 24, 2025. The 52-week high for Ameresco's stock was $44.93, and the 52-week low was $8.49. In Q4 2025, Ameresco reported record revenue of $581 million, up 9% year-over-year, with improved margins. For 2026, the company guided approximately $2.1 billion in revenue and $283 million in adjusted EBITDA at the midpoint, representing growth of 9% and 19% respectively. In Q3 2025, Ameresco reported revenues of $526.0 million and reaffirmed its 2025 guidance.

Demand for Ameresco's products and services exhibits some seasonality. The first quarter is typically the company's seasonally lowest revenue quarter. Revenue generation tends to have a heavier weighting towards the second half of the year, with approximately 60% of total revenue expected in the second half of 2025 and 2026. This pattern is consistent with historical seasonal trends.

Ameresco, Inc. is a leading independent provider of comprehensive energy services, specializing in energy efficiency, infrastructure upgrades, asset sustainability, and renewable energy solutions. The company operates as a cleantech integrator and a renewable energy asset developer, owner, and operator. Ameresco's core offerings include Energy Savings Performance Contracts (ESPCs), where it implements energy conservation measures and guarantees savings for clients, using these savings to fund projects over long-term contracts. The company primarily serves public and private sector clients, including federal, state, and local governments, utilities, data centers, educational and healthcare institutions, housing authorities, and commercial and industrial entities. The company is categorized under the Oils-Energy sector and the Other Alt Energy industry, or more broadly, Capital Goods and Construction Services.

Ameresco, Inc. has a significant geographic footprint, providing local expertise and services across North America and Europe. The company has expanded its international presence, securing contracts in markets such as Ireland and Romania to support European green energy mandates.

Ameresco has maintained a positive brand reputation over the past year, recognized for its innovation, sustainability, and positive impact. In January 2025, Ameresco was awarded the Silver Company of the Year Award (Large – 1000+ employees) at the 2024 Best in Biz Awards. This recognition highlighted the company's continued leadership in advancing sustainability and innovation, with its energy projects and initiatives significantly enhancing energy resiliency and reliability. No specific events negatively affecting Ameresco's reputation in the past year were found in the provided search results.

Ameresco, Inc. has a diverse shareholder base, with institutional investors holding the majority of its stock. As of March 23, 2026, Ameresco, Inc. had 241 institutional owners and shareholders holding a total of 34,779,283 shares. Major institutional shareholders include Wellington Management Group Llp, BlackRock, Inc., Vanguard Group Inc, Grantham, Mayo, Van Otterloo & Co. LLC, State Street Corp, D. E. Shaw & Co., Inc., Dimensional Fund Advisors Lp, Royce & Associates Lp, First Trust Advisors Lp, and Gagnon Securities Llc. Neil Gagnon is noted as the largest individual Ameresco shareholder, owning 3.57 million shares, representing 6.75% of the company. George P. Sakellaris, the founder, also holds a substantial ownership stake.