FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Sved Gergely
2. Date of Event Requiring Statement (Month/Day/Year)
04/01/2022
3. Issuer Name and Ticker or Trading Symbol
ECOLAB INC. [ECL]
(Last)
(First)
(Middle)
1 ECOLAB PLACE
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP & PRES - HC & LIFE SCI
5. If Amendment, Date Original Filed (Month/Day/Year)
(Street)

ST. PAUL, MN 55102
6. Individual or Joint/Group Filing (Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units 05/06/2020 05/06/2023 Common Stock 1,855 $ (1) D  
Employee Stock Option (Right to Buy) 12/03/2020(2) 12/03/2029 Common Stock 2,179 (3) $ 184.39 D  
Employee Stock Option (Right to Buy) 12/03/2021(2) 12/03/2030 Common Stock 3,384 $ 221.41 D  
Employee Stock Option (Right to Buy) 12/01/2022(2) 12/01/2031 Common Stock 3,263 $ 223.78 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Sved Gergely
1 ECOLAB PLACE
ST. PAUL, MN 55102
      EVP & PRES - HC & LIFE SCI  

Signatures

/s/ David F. Duvick, as Attorney-in-Fact for Gergely Sved 04/08/2022
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Each restricted stock unit represents a contingent right to receive one share of Ecolab Inc. common stock. The units will vest, subject to continued employment, as to 100% of the grant amount on the third anniversary of the date of grant.
(2) Option granted under the Ecolab Inc. 2010 Stock Incentive Plan. The option became or becomes exercisable, on a cumulative basis, as to one-third of the option shares (excluding any fractional portion less than one share), on each of the first and second anniversaries of the date of grant and as to the remaining option shares on the third anniversary of the date of grant. The date listed is the first anniversary of the date of grant.
(3) The option covered 3,268 shares when granted, with 1,089 of the option shares exercised prior to Mr. Sved becoming a reporting person.

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