Plains All American announces CAO retirement and Montgomery promotion effective Sep 1, 2026

PLAINS ALL AMERICAN PIPELINE LP

Chris Herbold, SVP Finance and Chief Accounting Officer, retiring on Aug 31, 2026.
Russ Montgomery promoted to VP Accounting and CAO effective Sep 1, 2026; previously VP Controller since 2019.
Montgomery has held various Plains accounting roles since 2002, including Controller and Director of Operational Accounting.

item 5.02

Executive movements

Machine-extracted from this filing. Every card cites the SEC source. See all recent executive movements.

Departed

Chris Herbold

Senior Vice President, Finance and Chief Accounting Officer

PAA · PLAINS ALL AMERICAN PIPELINE LP

Effective: 2026-08-31
Successor: Russ Montgomery
Filed: June 2, 2026, 6:03 AM ET

Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.

Appointed

Russ Montgomery

Vice President, Accounting and Chief Accounting Officer

PAA · PLAINS ALL AMERICAN PIPELINE LP

Effective: 2026-09-01
Filed: June 2, 2026, 6:03 AM ET

Russ Montgomery will be promoted to the position of Vice President, Accounting and Chief Accounting Officer of Plains All American GP LLC, the general partner of PAA, and PAA GP Holdings LLC, the general partner of PAGP.

Key facts

Extracted from this filing and checked against the source text.

Executive change SEC 8-K Item 5.02 confidence 0.95

Chris Herbold departed as Senior Vice President, Finance and Chief Accounting Officer at PLAINS ALL AMERICAN PIPELINE LP.

Action: retiring
Role: Senior Vice President, Finance and Chief Accounting Officer

Exact text from the filing

Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company on August 31, 2026.

View on SEC.gov

Executive change SEC 8-K Item 5.02 confidence 0.95

Russ Montgomery was appointed as Vice President, Accounting and Chief Accounting Officer at PLAINS ALL AMERICAN PIPELINE LP.

Action: promoted
Role: Vice President, Accounting and Chief Accounting Officer

Exact text from the filing

Russ Montgomery will be promoted to the position of Vice President, Accounting and Chief Accounting Officer of Plains All American GP LLC, the general partner of PAA, and PAA GP Holdings LLC, the general partner of PAGP.

View on SEC.gov

PLAINS ALL AMERICAN PIPELINE LP filing history →

Source: SEC EDGAR

accession 0001104659-26-069156

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