A maker of water treatment, hygiene, and infection-prevention products, Ecolab serves hotels, restaurants, hospitals, and heavy industry with cleaning chemicals, pest control, and purification systems under brands like Purolite and Bioquell. It began in 1923 when salesman Merritt J. Osborn, inspired by a stain on a hotel carpet, started mixing rug cleaners in a St. Paul basement. A 2011 merger with Nalco turned the company into one of the world's largest water-technology firms.
Ecolab issued $5.0B in senior notes to fund the CoolIT Systems acquisition, lifting long-term debt to $11.9B.
Ecolab loaded its balance sheet for the CoolIT Systems acquisition. rose 10% to $4.42B and adjusted climbed 11% to $2.09 as grew 5% on pricing, but reported slipped 0.7 points to 44.1% as acquisition costs and commodities weighed. The company now carries $11.9B in , up from $7.5B a year ago, and the integration will define the next chapter.
Key takeaways
rose to $11.9B from $7.5B a year ago as the company issued $5.0B in senior notes to fund the pending CoolIT Systems acquisition, a liquid cooling provider for data centers.
rose 10% to $4,415.4M, with up 5% on 4% pricing and 1% volume; Global Life Sciences led at 15%, while Global Water grew 4%.
Reported declined 0.7 points to 44.1%, but organic gross margin edged up 0.1 points to 44.9% as pricing offset higher commodity costs; the company began implementing an energy surcharge.
Section summaries
Management's Discussion and Analysis
Q2 2026 organic sales rose 5% on pricing and volume, with adjusted diluted EPS up 11% to $2.09.
⌄
Reported increased 10% to $4,415.4 million, with up 5% driven by 4% pricing and 1% volume.
rose 11% to $2.09, while reported increased 3.3% to $1.90; adjusted grew 10% and organic improved 0.4 points to 18.8%.
rose $104M to $1,175.4M for the first half, and reached $489.4M in the quarter, up from $485.1M a year ago.
Cash and equivalents rose to $5,135.3M from $1,920.9M a year ago, reflecting the $5.0B debt issuance proceeds held ahead of the CoolIT Systems close.
What changed
The Q1 2026 watch item on CoolIT Systems' $4.75B delayed-draw term loan materialized: the company instead issued $5.0B in senior notes, lifting to $11.9B and cash to $5.1B ahead of the acquisition close.
Adjusted of 43.8% in Q1 2026 was flagged for acquisition and commodity pressure; Q2 reported gross margin fell further to 44.1%, though organic gross margin of 44.9% showed underlying stability as the energy surcharge began.
recovered from the Q1 2026 decline of 25.9% to $97.4M, reaching $489.4M in Q2 as capital expenditure timing normalized.
The One Ecolab restructuring target was expanded in February 2026 to $325M in annualized savings by 2027, up from the $225M target set in 2024, with costs now at $240M.
What to watch
Close of the CoolIT Systems acquisition and its effect on from the 2.1x Q1 2026 level once the $5.0B in proceeds is deployed.
Q3 2026 reported after the energy surcharge and acquisition impacts to see if the 44.1% Q2 level stabilizes toward the 44.9% organic figure.
One Ecolab cumulative restructuring cost spent versus the expanded $325M annualized savings target by 2027.
Global Life Sciences sustainability after the 15% Q2 2026 result, the strongest performance in the quarter.
Global Life Sciences led at 15%, while Global Water grew 4% on accelerating High-Tech, Food & Beverage, and Light Water.
Reported rose 7% to $757.9 million; increased 10% and organic improved 40 to 18.8%.
declined 70 on a reported basis to 44.1%, but organic gross margin edged up 10 bps to 44.9% as pricing offset higher commodity costs.
grew $104 million to $1,175.4 million; the company issued $5.0 billion in senior notes to fund the CoolIT Systems acquisition.
The company expects pricing, volume growth, and cost savings to offset rising commodity costs and has begun implementing an energy surcharge.
Quantitative and Qualitative Disclosures About Market Risk
We use foreign currency forward contracts, foreign currency option contracts, interest rate swap agreements, forward-starting interest rate lock contracts and foreign currency debt to manage risks associated with foreign currency exchange rates, interest rates and net investment…
⌄
We use foreign currency forward contracts, foreign currency option contracts, interest rate swap agreements, forward-starting interest rate lock contracts and foreign currency debt to manage risks associated with foreign currency exchange rates, interest rates and net investments in our foreign operations. We do not hold derivative financial instruments of a speculative nature or for trading purposes. For a more detailed discussion of derivative instruments, refer to Note 8, entitled “Derivatives and Hedging Transactions”, of the consolidated financial statements located under Part I, Item 1 of this quarterly report on Form 10-Q.
In our report on Form 10-K for the year ended December 31, 2025, filed with the Securities and Exchange Commission on February 23, 2026, we identify under Item 1A important factors which could affect our financial performance and could cause our actual results for future periods…
⌄
In our report on Form 10-K for the year ended December 31, 2025, filed with the Securities and Exchange Commission on February 23, 2026, we identify under Item 1A important factors which could affect our financial performance and could cause our actual results for future periods to differ materially from our anticipated results or other expectations, including those expressed in any forward-looking statements made in this Form 10-Q. See the section entitled Forward-Looking Statements located on pages 47 and 48 of this Form 10-Q. We may also refer to such disclosure to identify factors that may cause results to differ from those expressed in other forward-looking statements made in oral presentations, including telephone conferences and/or webcasts open to the public.