Ecolab Inc (ECL) | The Buildout — AI Infrastructure
The Verdict
Ecolab is a water, hygiene and infection prevention company. Its AI infrastructure role runs through Global High-Tech, which sells water treatment, ultra-pure water and direct-to-chip liquid cooling into AI data centers and semiconductor fabs. Management frames the company as an integrated platform that handles the whole chain: water to produce chips, water to power them, and water and coolant to cool them. That makes Ecolab a picks-and-shovels water and thermal-management supplier to AI infrastructure rather than a chip or power company.
| Market Cap | — |
| Revenue (TTM) | $16.8B |
| Revenue Growth | +7.1% |
| EBITDA Margin (TTM) | 21.7% |
| Net Debt | $8.6B |
| Earnings Beats | 2 of 7 |
| P/E (TTM) | — |
| EV/EBITDA (TTM) | — |
What We Like
- Global High-Tech went from about $150M annualized in 2021 to approaching $1.5B annualized, split across three roughly equal ~$500M buckets: legacy high-tech water, Ovivo, and CoolIT.
- Management raised its 2030 high-tech target to more than 25% annual growth, $4B of sales and a 25% operating income margin, up from more than 20% growth and a 20% margin.
- Growth engines — Global High-Tech, Life Sciences, Pest and Digital — were about 15% of 2025 sales and are expected to approach 25% of Ecolab sales in 2027.
- Pricing strengthened through the first half: 3% in Q1 2026, 4% in Q2, exiting Q2 at 5%, with 5-6% guided for the second half.
- Life Sciences grew 15% in Q2 2026 at a mid-20% operating income margin, above its 10-12% long-term growth target.
What We’re Watching
- CoolIT's long-term growth model is unchanged at 30% despite more than 100% actuals; management says more detail comes at the November 17 Investor Day.
- Middle East disruption is a roughly 1% volume headwind that management expects to persist near term.
- Commodity cost inflation is running high-single-digit for the balance of 2026, and Ovivo adds about 60 basis points of gross margin drag.
- Competitors are adding liquid cooling capacity — Dover is working to double heat-exchanger capacity over the next 12 months.
The thesis looks to be strengthening on the disclosed evidence: growth-engine targets were raised, pricing moved from a promise to a print, and Life Sciences accelerated. Offsetting that, the AI-linked share of revenue is still not disclosed, CoolIT integration is only weeks old, and the two most-cited proof points — the faster pricing model and the integrated-cooling position — each rest on a short track record. The open question is whether CoolIT's more-than-100% growth is a level or a spike, and management has deferred the answer to the November Investor Day.
Earnings
In Q2 2026 Ecolab reported sales of $4.4 billion, up 10%, and organic sales growth of 5%. Adjusted diluted EPS was $2.09, up 11%, and reported diluted EPS was $1.90. Organic gross margin was stable as pricing offset commodity costs. The standout metric was pricing: 4% in the quarter, exiting at 5%, on the way to 5-6% guided for the second half.
| Metric | Q2 FY2026 | Q1 FY2026 | Q2 FY2025 | YoY |
|---|---|---|---|---|
| Revenue | $4.4B | $4.1B | $4.0B | +9.7% |
| Gross margin | 44.1% | 43.6% | 44.8% | -70bps |
| EBITDA | $1.0B | $885M | $952M | +7.9% |
| EPS | $1.89 | $1.52 | $1.84 | +2.9% |
| Organic sales growth | +5% | +4% | n/a | — |
| Pricing | 4% | 3% | n/a | — |
At the heart of AI is water. Water is required to produce, to power, and to cool chips.— Christophe Beck, 2026-07-28
Management tone: Management's tone held to confident and growth-first, and it again treated commodity cost shocks as execution items rather than strategic problems. Versus the prior quarter, pricing went from a promise to a print, full-year EPS guidance was raised, CoolIT moved from pending to closed, Life Sciences accelerated from 11% to 15%, and the 2030 high-tech targets were raised. Management was candid where performance fell short: it acknowledged Life Sciences "was not on the trajectory we had initially planned" and described the CoolIT integration as very early.
Management Guidance
For FY2026, management guided adjusted diluted EPS to $8.05-$8.25, up 7-10%, including CoolIT's roughly $0.20 per quarter of dilution in the second half. It reaffirmed 2H 2026 organic sales growth of 6-7% and quantified 2H 2026 adjusted operating income margin at 19%, which it ties to keeping the 20% margin target for 2027 on track. Pricing is expected at 5-6% in the second half with commodity cost inflation high-single-digit. Beyond 2026, management reaffirmed 12-15% adjusted EPS growth including CoolIT.
Trajectory
Revenue is accelerating. Quarterly revenue went from $4,066M in Q1 2026 to $4,415M in Q2 2026, an 8.6% sequential increase, and organic growth stepped up from 4% in Q1 to 5% in Q2. Pricing is the dominant driver: 3% in Q1, 4% in Q2, exiting Q2 at 5%, with 5-6% guided for the second half. Gross margin was little changed, down about 70 basis points year over year, while operating and EBITDA margins compressed, reflecting acquisition mix — Ovivo adds about 60 basis points of gross margin drag — and investment. Segment growth was led by Global High-Tech at 29%, Ecolab Digital at 27% and Life Sciences at 15%.
The Model
The model projects FY+1 revenue of $17,930M and EBITDA of $4,214M, a 23.5% EBITDA margin. For FY+2 it projects revenue of $19,400M and EBITDA of $4,928M, a 25.4% margin. The near term is anchored by the pricing ramp and the acquisition contribution from Ovivo and CoolIT; the FY+2 step-up depends on the high-tech and Life Sciences growth engines scaling and the mix continuing to shift toward higher-margin businesses.
| Metric | FY2025 | Next FY (E) | Following FY (E) |
|---|---|---|---|
| Revenue | $16.1B | $17.9B | $19.4B |
| YoY Growth | — | +11.5% | +8.2% |
| EBITDA | $3.5B | $4.2B | $4.9B |
| EBITDA Margin | 21.9% | 23.5% | 25.4% |
Projections are the median of 5 independent model runs. The model’s revenue sits 1.1% above analyst consensus.
For FY2026, management guided adjusted diluted EPS to $8.05-$8.25, up 7-10%, including CoolIT's roughly $0.20 per quarter of dilution in the second half. It reaffirmed 2H 2026 organic sales growth of 6-7% and quantified 2H 2026 adjusted operating income margin at 19%, which it ties to keeping the 20% margin target for 2027 on track. Pricing is expected at 5-6% in the second half with commodity cost inflation high-single-digit. Beyond 2026, management reaffirmed 12-15% adjusted EPS growth including CoolIT.
What Could Go Right — and Wrong
- CoolIT's planning growth rate is rebased above 30% at the November Investor Day, lifting the high-tech trajectory.
- Pricing of 5-6% holds into 2027 with stable organic gross margin, proving the faster price/cost offset.
- Global High-Tech compounds at more than 25% a year toward $4B of sales by 2030 at a 25% operating income margin.
- Life Sciences sustains mid-teens growth and converts capacity into a mid-20s reported operating income margin.
- Paper and Heavy Water move from stabilized to growing, adding incremental margin.
- CoolIT's more-than-100% growth moderates toward the 30% planning assumption, weakening the mix shift.
- Commodity inflation re-accelerates after the surcharge is converted to structural price, testing the three-month pricing claim.
- Competitor capacity additions in liquid cooling lead to price competition and pressure the 25% high-tech margin target.
- Middle East disruption persists on a volume line guided to about 1%.
- Life Sciences capacity ramp slips again, or Q2's bioprocessing spike does not repeat.
Looking Ahead
Over the next 12 months the key tests are the pricing prints and the second-half growth and margin guides, then a November 17 Investor Day that management says will carry the CoolIT growth-rate update and the 2027+ outlook. Also on the calendar are the integrated end-to-end cooling platform launch around November 2026, a Life Sciences plant expected in the second half of 2026, and the 1-million connected Pest device target by year-end. Management has pre-signalled that the CoolIT update will be positive without giving numbers.
- 2H 2026Second-half growth print — Tests guided 6-7% organic growth and 19% adjusted OI margin
- 2H 2026Life Sciences plant opening — Expected to add capacity; Q3 reported margin guided to high-teens
- November 17, 2026Investor Day at SC26 — CoolIT growth-rate update and 2027+ model detail
- Around November 2026Integrated cooling platform launch — Combines CoolIT liquid cooling with 3D TRASAR digital
- End-20261 million Pest devices — Target up from nearly 800,000 connected devices deployed
- 202720% operating income margin — Reaffirmed despite CoolIT amortization; Nalco rolls off
Financials
Annual Summary
| Metric | FY2024 | FY2025 | TTM | YoY |
|---|---|---|---|---|
| Revenue | $15.7B | $16.1B | $16.8B | +2.2% |
| Gross Margin | 43.5% | 44.5% | 44.1% | +100bps |
| EBITDA | $3.5B | $3.5B | $3.7B | -0.9% |
| EBITDA Margin | 22.5% | 21.9% | 21.7% | 68bps |
| Net Income | $2.1B | $2.1B | $2.1B | -1.7% |
| Free Cash Flow | $1.8B | $1.9B | $1.9B | — |
| Net Cash | — | — | — | — |
Key Ratios (Trailing)
- P/E TTM—
- EV/EBITDA TTM—
- EV/Revenue TTM—
- Price/FCF TTM—
- Gross Margin (TTM)44.1%
- EBITDA Margin (TTM)21.7%
- Net Margin (TTM)12.6%
- ROIC12.4%
- FCF Conversion51.3%
- SBC / Revenue0.8%
The Company
Ecolab is a global leader in water, hygiene and infection prevention solutions and services, with $16 billion in annual sales, 48,000 associates and customers in more than 170 countries and 40 industries. Its products and services help protect one-third of the world's food production and a quarter of the power generated. Its AI infrastructure role is concentrated in Global High-Tech, which sells water and cooling into AI data centers and semiconductor fabs and which management now calls its largest growth engine.
The company runs a "One Ecolab" enterprise selling strategy across four reportable segments: Global Water, Global Institutional & Specialty, Global Pest Elimination and Global Life Sciences. It built the AI-facing position largely through acquisition — Purolite in 2021, Ovivo Electronics in December 2025 for $1,596 million, and CoolIT Systems, which closed July 2, 2026 for $4.75 billion. Capital expenditures run around 7% of sales as the company invests ahead of growth in Global High-Tech and Life Sciences.
Business Segments
Competitive Landscape
Ecolab describes itself as the only company integrated across the water-to-chip cooling value chain, and management says adding CoolIT multiplies the data center sales opportunity three to five times versus legacy Ecolab. The evidence for the integration claim is one datapoint: 3D TRASAR was embedded into CoolIT's next-generation CDU in about two weeks. Competitors are adding liquid cooling capacity, and the systems-integrator position is a management claim rather than a demonstrated moat.
- Named in the source material's liquid cooling lead map; Dover is working to double heat-exchanger capacity for these products over the next 12 months.
- VertivListed in the source material's liquid cooling lead map as a data-center liquid cooling competitor (CDUs, thermal management); not discussed in company disclosures.
- Listed in the source material's liquid cooling lead map as a liquid cooling competitor (cold plates and CDUs); not discussed in company disclosures.
- Listed in the source material's liquid cooling lead map as a liquid cooling competitor (Airedale chillers); not discussed in company disclosures.
Supply Chain
Ecolab sells water treatment, ultra-pure water and liquid cooling into data centers, fabs and industrial sites, buying chemicals, components and equipment beneath it. Its filings name no suppliers or customers, and no neighbor transcript mentions Ecolab by name.
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