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Leadership changes · SEC Form 8-K, Item 5.02

Energy Recovery, Inc. executive changes

Every leadership change Energy Recovery, Inc. reported to the SEC under Item 5.02: who left, who was appointed, to what role and from when, quoted from each filing.

Filings4
Appointments named3
Departures named2
Latest filing2026-07-13

Energy Recovery, Inc. filed 4 current reports with the SEC under Item 5.02, which covers directors and officers leaving or being appointed, the latest on 2026-07-13. Between them they name 4 people, with 3 appointments and 2 departures. Each change below is quoted from the filing and linked to it.

Every change, newest first

Filed 2026-07-13 · 8-K

Appointed: John Mitchell

On July 9, 2026, the Board of Directors (the "Board") of Energy Recovery, Inc (the "Registrant") appointed Mr. John Mitchell to its Board.
Filed 2026-06-11 · 8-K/A

Reported

On May 28, 2026, Energy Recovery, Inc. (the "Company") filed a Current Report on Form 8-K (the "Original Report") to announce the appointment of Mr. Alex Buehler as the Company's Interim President and Chief Executive Officer.
Filed 2026-05-28 · 8-K

Departing: David Moon, Chief Executive Officer, effective 2026-05-26

On May 25, 2026, Mr. David Moon informed the Board of Directors (the "Board") of Energy Recovery, Inc. (the "Company") of his intention to accelerate his previously announced retirement and resign from all positions within the Company, including as President, Chief Executive Officer and as a member of the Board, effective on May 26, 2026.

Appointed: Alex Buehler, President and Chief Executive Officer

On May 26, 2026, the Board appointed Mr. Alex Buehler, age 51, to serve as the Company's Interim President and Chief Executive Officer to serve in these positions until a permanent successor is appointed by the Board.
Filed 2026-05-06 · 8-K

Departing: David Moon, President and Chief Executive Officer

On May 6, 2026, the Company announced that David Moon, President and Chief Executive Officer of the Company, has notified the Board of Directors (the "Board") of his intention to retire following the appointment of his replacement.

Appointed: Aidan Ryan, Chief Financial Officer

On May 6, 2026, the Company announced that Aidan Ryan, 42, has been appointed as the Interim Chief Financial Officer.
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Where this comes from

A public company must file a current report on Form 8-K with the SEC within four business days when a director leaves or is elected, or when its chief executive, chief financial, chief accounting or chief operating officer, or another named executive, departs or is appointed. That disclosure goes under Item 5.02 of the report.

Every change on this page is taken from one of those filings and quoted in the company's own words, with a link to the filing, so it can be checked at the source. Where a filing names the person, the role and the date a change takes effect, they are shown beside the quote. Where it does not, the quote stands on its own. A filing states what changed; it rarely states why, and neither does this page.

Cite this page

Permanent URL: https://mentionfox.com/executive-changes/energy-recovery
Last updated 2026-09-27
Primary record: SEC filing 1 · SEC filing 2 · SEC filing 3 · SEC filing 4
Energy Recovery, Inc. (ERII) executive changes: John Mitchell appointed. MentionFox, 2026-09-27. https://mentionfox.com/executive-changes/energy-recovery