01—Abstract
Summary
Summary of the 8-K filed June 2, 2026. Cited figures are marked; the original filing is the authoritative source.
Plains All American Pipeline, L.P.
(PAA) filed a Current Report on Form 8-K dated June 2, 2026, under Item 5.02 (Departure of Directors or Certain Officers; Compensatory Arrangements of Certain Officers). The filing reports that on June 1, 2026, PAA and Plains GP Holdings, L.P. (PAGP) announced a leadership transition in the accounting function.
Effective September 1, 2026, Russ Montgomery will be promoted to Vice President, Accounting and Chief Accounting Officer of Plains All American GP LLC and PAA GP Holdings LLC, the general partners of PAA and PAGP, respectively. Chris Herbold, who previously served as Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, is retiring from the company effective August 31, 2026. The filing provides no compensation or contract terms for either executive.
Mr. Montgomery, age 50, has served as Vice President, Controller of PAA since 2019, and previously held Controller from 2010 to 2019, Director of Operational Accounting from 2008 to 2010, Manager of Crude Oil Accounting from 2005 to 2008, and SEC and Financial Reporting Senior Analyst from 2002 to 2005. He joined PAA in September 2002 after four years at Arthur Andersen LLP. The change is an internal succession and does not involve any reported financial results or operational developments.
02—Key points
Key Highlights
- Russ Montgomery, currently Vice President, Controller of PAA, will become Vice President, Accounting and Chief Accounting Officer effective September 1, 2026.
- Chris Herbold, Senior Vice President, Finance and Chief Accounting Officer of PAA and PAGP, retires effective August 31, 2026.
- The change applies to the general partners of both PAA (Plains All American GP LLC) and PAGP (PAA GP Holdings LLC).
- Mr. Montgomery has been with PAA since September 2002 and has served as Controller since 2010, with Vice President, Controller title since 2019.
- Mr. Montgomery previously spent four years at Arthur Andersen LLP before joining PAA.
- The filing does not disclose changes to compensation or contract terms for either executive.
- The announcement was made June 1, 2026, and the 8-K was signed June 2, 2026, by Richard McGee, Executive Vice President, General Counsel and Secretary.
03—Questions
Frequently Asked Questions
Who is replacing Chris Herbold as Chief Accounting Officer?
Russ Montgomery, currently Vice President, Controller of PAA, will be promoted to Vice President, Accounting and Chief Accounting Officer effective September 1, 2026.
When does the leadership change take effect?
Mr. Herbold retires from the company on August 31, 2026, and Mr. Montgomery's promotion is effective September 1, 2026.
Which entities are affected by the appointment?
The appointment covers the general partners of both Plains All American Pipeline, L.P. (Plains All American GP LLC) and Plains GP Holdings, L.P. (PAA GP Holdings LLC).
What is Mr. Montgomery's background?
Mr. Montgomery, age 50, has been Vice President, Controller of PAA since 2019 and Controller since 2010. He previously served as Director of Operational Accounting (2008 to 2010), Manager of Crude Oil Accounting (2005 to 2008), and SEC and Financial Reporting Senior Analyst (2002 to 2005). He joined PAA in September 2002 after four years at Arthur Andersen LLP.
Does the filing disclose any compensation changes for these executives?
No. The filing describes the titles, dates, and background of the executives but does not disclose compensation arrangements or changes to them.
04—Continue