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0.49x Total Debt / Equity (Conservative)

High sensitivity; ~20bps rise on variable debt increases annual interest expense ~$8-12M, compressing project IRRs and potentially stalling pipeline conversions

Medium intensity; US-China trade tariffs on metals and components disrupt supply chains.

Solar panel manufacturing concentrated in China (Xinjiang polysilicon risk) and Taiwan semiconductor components for inverters/controls

Moderate exposure; Canada (CAD), UK (GBP), Greece (EUR) are top international markets; CAD and GBP depreciation pose ~3-5% revenue haircut risk

~85% US revenue; Canada, UK, and Greece represent primary international exposure with CAD/GBP/EUR currency devaluation risk of ~3-5% on blended revenue

Medium intensity; commodities: Steel, Aluminum, Copper, Crude Oil (fuel), Rare Earth Elements, Plastics/Resins; geopolitical: US-China trade tariffs on metals and components disrupt supply chains.

No single vendor exceeds 30% of input costs; however, solar panel suppliers (primarily Asian OEMs) create moderate substitutability risk on pricing

Minimal cloud infrastructure dependency; core operations are project-based energy services and O&M contracts, not SaaS; 30-day termination would cause minor disruption

Energy-as-a-Service (EaaS) and long-term O&M contracts provide secondary recurring revenue; cloud termination impact limited to back-office and monitoring platforms

Low API coupling risk; proprietary energy monitoring platforms have some lock-in but are not deeply API-coupled to external hyperscale providers

Very low Howey Test risk; revenue model is fee-for-service energy project development and O&M contracts, not investment contracts or tokenized instruments

Medium

Low-moderate; primarily handles utility consumption and building performance data; GDPR exposure limited to UK/EU operations; CCPA compliance standard for California projects

Low antitrust risk; fragmented energy services market with many competitors; no dominant market share position in any single geography or segment

Medium burden; regimes: FAA, DOT, OSHA, EPA, ITAR, FTC; Export controls and defense procurement rules create contract concentration risk.

~60-65% recurring (long-term O&M, PPA, and ESPC contracts); ~35-40% transactional (project construction/development revenue)

Primary monetization via long-term energy savings performance contracts (ESPC), power purchase agreements (PPA), and operations & maintenance service fees

Cost-plus and energy savings guarantee model; inflation pass-through partially embedded in ESPC structures but fixed-price construction bids carry margin compression risk

Moderate (6/10); energy savings guarantees create pricing discipline, but competitive bidding on federal/municipal contracts limits unilateral pricing increases

14.5% Gross Margin (Thin (<20%))

Low free-rider risk; contracted multi-year ESPC and O&M agreements with government and institutional clients create high retention; churn rate estimated below 5% annually

Moderately headcount-linear; project development and construction require proportional engineering and PM staff; O&M segment more scalable with sublinear headcount growth

Marginal cost of growth is moderate; O&M and PPA segments approach 60-65% incremental margins at scale, but construction revenue remains labor and material intensive

Not applicable; Ameresco does not operate a franchise network

At 10x scale, CAC likely rises due to increased competition for federal/municipal bids; current project pipeline conversion efficiency (~20-25%) may compress to ~15%

Minimal network effects; business is project and contract-driven with no meaningful demand-side or supply-side network compounding

0.8% Return on Assets (Excellent)

Tier 2 (moderate resilience); ~50%+ revenue from federal and municipal government clients provides stability, but private-sector project delays accelerate in downturns

Federal, state, and local government agencies (~55% of revenue); top customer concentration risk is US federal agencies subject to budget sequestration

Healthcare, education, and commercial real estate (~30% of revenue); institutional clients with long procurement cycles and multi-year contract commitments

["11-0000 Management Occupations", "13-0000 Business and Financial Operations Occupations", "15-0000 Computer and Mathematical Occupations", "17-0000 Architecture and Engineering Occupations", "23-0000 Legal Occupations", "33-0000 Protective Service Occupations", "37-0000 Building and Grounds Cleaning and Maintenance Occupations", "41-0000 Sales and Related Occupations", "43-0000 Office and Administrative Support Occupations", "47-0000 Construction and Extraction Occupations", "49-0000 Installation, Maintenance, and Repair Occupations", "51-0000 Production Occupations", "53-0000 Transportation and Material Moving Occupations"]

0.3 (HIL — ~30% of characteristic roles agent-automatable)

0.2% CapEx / Revenue (Low-CapEx Asset-Light)

0001488139

AMRC