Ameresco, Inc. (AMRC)
AI stock analysis · as of Aug 5, 2026
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Ameresco is a government- and utility-focused energy efficiency and renewable energy solutions provider with a $6.6B backlog (incl. awarded), rapidly growing European exposure, and a large owned energy-asset development pipeline. The core investment question is whether accelerating backlog conversion, IRA tailwinds, and emerging data center demand can outrun heavy leverage (D/E ~232), deeply negative FCF, thin margins, and unresolved regulatory/litigation overhangs (SCE liquidated damages up to $89M, potential inverter import bans, federal workforce cuts).
valuationFair-to-slightly-cheap: forward P/E ~16x and P/S 0.75x are undemanding for 13.8% revenue growth and a $6.6B backlog, but EV/EBITDA 16x, PEG 1.77, negative FCF, and D/E >200 justify the discount versus pure-play IPP peers.
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Bull case
- · Massive contracted visibility: $2.5B contracted project backlog + $2.6B awarded + $1.5B O&M backlog vs. TTM revenue of ~$1.93B provides multi-year revenue coverage
- · Europe segment scaled from 10.9% of revenue in 2023 to 27.4% in 2025, offsetting the sharp decline in U.S. Federal (29.3% → 15.1%) and demonstrating diversification is working
- · Owned-asset engine: 853 MWe of renewable assets under development roughly doubles the 838 MWe operating base, creating a recurring, IRA-credit-enhanced earnings stream over time
- · Data center demand is emerging as a fresh growth vector, cited as a driver of the Q2 revenue beat and 2026 EPS guidance raise; institutional accumulation (Dimensional, Segall Bryant) followed
- · Valuation optically undemanding on forward metrics: forward P/E ~16x, P/S 0.75x, P/B 1.39x versus 13.8% revenue growth — cheaper than most clean-energy comps
- · Elevated short interest (15.6% of float, 7.84 days to cover) sets up squeeze potential on continued positive execution
Bear case
- · Balance sheet is stretched: $1.95B total debt vs. only $72M cash and D/E of 232, leaving little cushion if project financing tightens or rates stay elevated
- · Free cash flow is deeply negative at -$436M (FCF yield -14.8%), reflecting capital intensity of the owned-asset build-out and heavy reliance on external project finance
- · Margins are thin and mixed: 2025 net margin compressed to 2.29% from 4.54% in 2023; net income fell to $44.3M from $62.5M in 2023 despite revenue up ~40% over the period
- · Concentrated tail risks: up to $89M SCE liquidated damages exposure, potential inverter/component import tariffs on fixed-price contracts, and federal contracting delays from DOGE-style workforce cuts (Federal still 15% of revenue)
- · ESPC 25-year energy savings guarantees create long-tail contingent liabilities that are hard to quantify externally
- · Stock still trades at 48x trailing P/E and 16x EV/EBITDA with ROE of only 4.4%, so quality metrics don't yet justify the multiple
Catalysts
- · Next earnings on 2026-11-02 — follow-through on Q2 beat, 2026 guide, and data center bookings
- · Resolution of the SCE $89M liquidated damages dispute (force majeure/cost recovery outcome)
- · Backlog-to-signed conversion of the $2.6B awarded-but-unsigned pipeline
- · Clarity on 'America First' tariff regime for solar, inverters, and lithium-ion batteries
- · Elevated short interest (15.6% float, 7.84 days to cover) creates squeeze potential on any positive surprise
- · Additional owned-asset commissioning from the 853 MWe development pipeline monetizing IRA tax credits
Key risks
- · Refinancing/rate risk on $1.95B debt stack and reliance on project-level financing to fund the 853 MWe pipeline
- · Tariff pass-through failure under fixed-price EPC contracts eroding project margins
- · Federal budget/workforce disruption further shrinking the Federal segment beyond the 15.1% 2025 base
- · Adverse SCE ruling forcing recognition of a material portion of the $89M liquidated damages
- · Execution slippage on long-cycle projects (up to 36 months) leading to further liquidated-damages claims
- · Key-person risk around founder/CEO Sakellaris
What to watch
- · Q3 earnings release on 2026-11-02 — margin trajectory and 2026 guidance reaffirmation
- · SCE liquidated-damages resolution or reserve adjustment in upcoming filings
- · Data center contract announcements and awarded-to-signed backlog conversion pace
- · Short interest trend at 15.6% of float — watch for squeeze setup on positive catalysts
- · Key price levels: support near the 52-week low $18.38; resistance at analyst low target $28 and mean $42.50
- · Tariff/inverter import ban policy updates and any Federal segment RFP flow
Key metrics
Price target rationale
Base $34 ≈ 21x forward EPS assuming modest margin recovery and continued backlog conversion, roughly in line with the low end of the analyst range ($28) and below the mean ($42.5). Bull $48 assumes data-center-driven upside, SCE resolution, and multiple expansion toward the analyst high of $62. Bear $20 assumes an adverse SCE outcome, tariff margin compression, and a re-rating toward P/S ~0.5x on flat growth — near the 52-week low of $18.38.
On Wall Street's view (mixed): The $42.50 street mean implies ~52% upside, which is directionally defensible given backlog visibility and the Q2 re-rating, but we think it under-discounts the balance sheet, negative FCF, and SCE/tariff overhangs; our base case sits between spot and the street target.
Latest filing (10-K)
Ameresco is a government-heavy energy efficiency and renewable energy contractor with a $6.6 billion backlog, a fast-growing European business, and an $89 million SCE litigation overhang that investors need to watch closely.
Ameresco is an energy infrastructure solutions provider that designs, engineers, installs, and operates energy efficiency and renewable energy projects for federal, state, and local governments, utilities, educational institutions, healthcare facilities, and commercial customers across North America and Europe. The company earns revenue through three primary streams: project construction fees under Energy Savings Performance Contracts (ESPCs), recurring Operations & Maintenance (O&M) service contracts, and long-term energy sales from 227 small-scale renewable energy plants it owns and operates. Since inception, Ameresco has sourced approximately $7.0 billion in project financing and delivered $18.1 billion in energy solutions.
What the news says · bullish
Ameresco's Q2 2026 earnings release is the dominant catalyst, with the stock surging roughly 20% on a revenue beat and raised 2026 EPS guidance, driven notably by accelerating data center demand. Analyst upgrades and new institutional buying (Dimensional Fund Advisors, Segall Bryant & Hamill) followed quickly, reinforcing the positive momentum. However, the picture is not uniformly rosy: EPS pressure and profitability challenges are flagged alongside the margin rebuild narrative, and a July headline warned the stock could be ~19% overvalued on inverter import ban risks — a regulatory overhang that hasn't fully disappeared. Valuation is contested, with GuruFocus citing ~35% undervaluation on GF Value while others note lingering profitability headwinds, suggesting the post-earnings re-rating may still leave room for debate.
This analysis is from Aug 5, 2026. Markets move. Get the current read on AMRC and generate fresh AI research on any ticker.
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