Ameresco’s Q3 2026: A $7.2 Billion Backlog, $580 Million in Revenue, and a JV Accounting Plot Twist

ticker AMRC posted its third-quarter results for 2026 with several telltale signs for investors: EPS at a GAAP $0.59 and Non-GAAP $0.88, revenue of $580.3 million, and a backlog swelling to a record $7.2 billion—up 39% year over year. The company also highlighted a robust mix of awards, including $875 million in new projects and $737 million converted to contracted backlog, underscoring the visibility that Ameresco is building as it extends its footprint in Europe, Federal contracting, and data-center energy infrastructure. In a move that will have analysts and CFOs sharpening their pencils, Ameresco said it is adjusting its guidance to reflect the adoption of a new joint-venture accounting methodology. In short: the quarter sounds solid, the backlog story is getting louder, and the accounting shift could be the real headline as 2027 approaches.

Key numbers at a glance

Revenue: $580.3 million
Net income attributable to common shareholders: $31.9 million
GAAP EPS: $0.59
Non-GAAP EPS: $0.88
Adjusted EBITDA: $91.7 million
Backlog: $7.2 billion, up 39% from a year ago
New project awards: $875 million, led by momentum in Europe and Federal
Contracted backlog from awards: $737 million
Guidance: Updated to reflect adoption of a new JV accounting methodology

What the numbers are saying about the business

Ameresco’s third-quarter results reflect broad-based growth across its core lines—environmental, energy infrastructure, and distributed power solutions—supported by a diversified customer base and a backlog that now sits at a level that turns revenue visibility into a strategic advantage. The strong backlog growth—nearing the $7.2 billion mark—suggests that execution on awarded and contracted work remains a key driver for the company's top line and margin profile as the company scales into next year.

The cash-flow friendly metric here is Adjusted EBITDA, which came in at $91.7 million, signaling that the current mix of projects is generating healthy operating cash flow even as Ameresco invests in growth. The mix of new awards, including a data-center energy infrastructure win of about $200 million, indicates continued expansion into higher-value, recurring revenue streams and an expanded scope of work on existing projects.

The company’s EPS story, with GAAP at $0.59 and Non-GAAP at $0.88, looks supportive, but investors may want to see how the new JV accounting treatment shifts the reported numbers over the next several quarters. The press release mentions reconciliations and supplemental information in conjunction with Form 8-K, signaling that the company expects to keep investors and regulators aligned as this methodology unfolds.

There isn’t an explicit external earnings surprise disclosed in the release, and the document does not publish a published EPS consensus figure within the text we can see. Still, the magnitude of the backlog and the magnitude of project awards imply a trajectory where the revenue forecast for subsequent periods could be supported by the pipeline, albeit with some execution risk inherent in large engineering and energy projects.

Guidance and the JV accounting twist

The standout accounting-related note is the adjustment to guidance in light of adopting a new joint-venture accounting methodology. That kind of methodological shift can be more material to investors than a single quarter’s earnings beat or miss, because it reshapes revenue recognition, backlog presentation, and margin dynamics across periods. Ameresco frames the update as a reflection of the growing importance of its joint ventures and the need for a consistent, transparent approach to reporting.

Management, including CEO George Sakellaris, framed their commentary around momentum in Federal and European markets, the continued growth of recurring O&M and energy asset businesses, and the enhanced visibility provided by the expanding backlog. The company emphasizes that reconciliations of Non-GAAP measures are included in the release, underscoring a commitment to clarity as the JV framework takes hold.

What this implies for Ameresco and its sector peers

The headline takeaway is that Ameresco is building a large, durable backlog while expanding into higher-value opportunities globally. For sector peers—developers of energy infrastructure, Federal contractors, and European energy solutions providers—the Q3 figures reinforce the idea that backlog growth remains a critical proxy for future revenue visibility. A 39% backlog increase signals not just demand, but a pipeline that could translate into recurring revenue and sustained profitability if project execution remains on track.

The JV accounting shift is a reminder that accounting policies can materially affect reported earnings and margins. As peers weigh similar structures or partnerships, investors will be watching for how these methods influence reported EPS and the timing of revenue recognition. In a world where earnings surprise can hinge on such policy choices, the next few quarters may reveal whether the JV framework adds clarity or introduces noise.

What to watch next

Next quarterly results will test the durability of the $7.2B backlog as projects move from award to contracted delivery.
Any updates to the revenue forecast stemming from the JV accounting change will be key to valuation and sentiment.
Analysts’ EPS consensus versus reported GAAP and Non-GAAP numbers will be watched for potential earnings surprises or disappointments.
Geographic and segment mix shifts—Europe and Federal —could indicate where Ameresco expects the strongest growth to come from in 2027.

Bottom line

Ameresco’s third quarter paints a picture of a company leveraging a broad, growing backlog to fund expansion, even as it retools how it reports certain joint-venture activities. With revenue solidly in the mid-hundreds of millions, EPS in the modest-dollar range, and a backlog that reads like a weather report for future cash flows, the stock will likely be graded on whether the JV accounting changes translate into more transparent guidance and whether 2027 can deliver on the promised momentum in Europe and Federal markets.