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10-K2026-03-19· x-ai/grok-4.1-fast

TGEN · Tecogen Inc.

0001537435-26-000013

SEC filing

Summary

Tecogen Inc. reported FY 2025 total revenues of $27.1M, up 19.7% YoY from $22.6M in 2024, driven by Products segment growth of 105.5% to $9.1M from chiller sales, offset by Energy Production decline of 37.0% to $1.3M. Services revenues rose 3.4% to $16.6M. Gross profit was $9.8M (36.3% margin), down from 43.6% YoY due to higher Services costs. Operating loss widened to $8.2M from $4.5M, reflecting $18.1M operating expenses including $1.1M goodwill impairment. Net loss attributable to Tecogen was $8.2M or -$0.30 per basic share, versus $4.8M or -$0.19 in 2024. Cash and equivalents ended at $12.4M, up from prior year after $18.1M equity raise; operating cash used $9.9M. Balance sheet shows $37.0M assets, $21.5M equity. Strategic focus on data centers via Vertiv partnership and hybrid chillers positions for growth amid power constraints, though impairments and losses highlight execution risks.

Key takeaways

Full analysis

Performance Summary

Tecogen Inc.'s FY 2025 revenues reached $27.1M, +19.7% YoY from $22.6M, fueled by Products surge to $9.1M (+105.5%) via chillers ($5.7M, +243.5%). Services grew modestly to $16.6M (+3.4%), while Energy Production fell to $1.3M (-37.0%) from expirations. Gross profit $9.8M (36.3% margin) declined from 43.6% due to Services cost pressures. Operating expenses $18.1M included $1.1M goodwill impairment, yielding $8.2M operating loss (vs. $4.5M prior). Net loss $8.2M or -$0.30/share (vs. -$0.19). Cash rose to $12.4M post $18.1M equity raise; total assets $37.0M, equity $21.5M.

Revenue Analysis

Products drove growth at $9.1M (+105.5% YoY), with chillers $5.7M (+243.5%), cogeneration $3.1M (+14.8%), accessories $0.4M (+238.4%). Services $16.6M (+3.4%) from existing contracts, Aegis additions offset by declines. Energy Production $1.3M (-37.0%) hit by expirations, repairs. No geographic breakdown disclosed; customers in high-utility regions (CA, Midwest, Northeast). Backlog $2.5M vs. $12.3M prior.

Margins & Profitability

Gross margin 36.3% vs. 43.6% YoY; Products 33.2% (up 1.0 pt), Services 38.6% (down 8.9 pts) from labor/materials, Energy 28.3% (down 9.7 pts). G&A $13.5M (+19.1%), Selling $2.3M (+20.5%), R&D $1.2M (+21.3%). Impairments $1.1M goodwill, $15K long-lived. Operating margin -30.5%.

Cash Flow & Balance Sheet

Operating cash -$9.9M (vs. +$4.1M prior) from losses, working capital shifts (AR -$1.7M, inventory +$1.4M, deferred rev -$3.1M). Investing -$0.5M (capex $0.4M). Financing +$17.4M (equity $18.1M, note repay -$1.1M). Cash $12.4M (end), up $7.0M. Current assets $28.9M, liabilities $9.3M; total liabilities $15.5M, no related party notes outstanding.

Outlook

Focus on AI data centers via Vertiv partnership (Feb 2025), hybrid chillers (shipments 2025). Uplist to NYSE American (May 2025). Aegis contracts expanded. Risks: impairments, customer concentration, regulations, supply chain. Working capital $19.6M supports 12 months; may seek funding for growth.