Board Member
Westlake Corp (WLK)Board Member
Westlake Chemical Partners LP (WLKP)Equibles does not estimate personal net worth.
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Get WLKP alertsJean-Marc Gilson is recorded as Board Member at Westlake Chemical Partners LP (WLKP) since July 15, 2024, CEO at Westlake Chemical Partners LP (WLKP), Board Member at Westlake Corp (WLK) since February 20, 2026, CEO at Westlake Corp (WLK) and CEO at Corteva, Inc. (CTVA). The newest filing on record that lists Jean-Marc Gilson as CEO at Corteva, Inc. (CTVA) is dated March 19, 2026. Westlake Corp reported in an 8-K filed February 23, 2026 that Jean-Marc Gilson was appointed Class I director, effective February 20, 2026. Westlake Chemical Partners LP reported in an 8-K filed July 15, 2024 that Jean-Marc Gilson was appointed Director, effective July 15, 2024. Westlake Chemical Partners LP reported in an 8-K filed July 15, 2024 that Jean-Marc Gilson was appointed President, Chief Executive Officer and Director, effective July 15, 2024. Equibles holds 4 filed executive changes naming Jean-Marc Gilson; each is listed under recent activity with its source filing. Jean-Marc Gilson has spoken on 16 earnings calls across 2 companies, most recently for Westlake Corp on August 4, 2026. Those appearances were for Westlake Corp (WLK) and Westlake Chemical Partners LP (WLKP). Westlake Chemical Partners LP is classified in the Chemicals industry within the Basic Materials sector. Westlake Corp is classified in the Specialty Chemicals industry within the Basic Materials sector. Other leadership on record at Westlake Chemical Partners LP includes Albert Chao (Chairman), James Chao (Chairman), Jonathan H. Baksht (CFO and Board Member) and 5 others.
“On February 20, 2026, the Board of Directors of the Company (the "Board") increased its size to fourteen members and elected Mr. Bhavesh V. "Bob" Patel and Mr. Jean-Marc Gilson, the President and Chief Executive Officer of the Company, as members of the Board.”
“Jean-Marc Gilson was appointed as the President, Chief Executive Officer and Director of the General Partner.”
“We appreciate you joining us to discuss our second quarter of 2026 results. During the second quarter, we delivered $3.3 billion in net sales and EBITDA of $679 million, which was a substantial improvement from both the first quarter of 2026 and the second quarter of 2025.”
“Thank you, Jeff, and good afternoon, everyone, and thank you for joining us to discuss our second quarter 2026 results. In this morning's press release, we reported Westlake Partners' second quarter 2026 net income of $14 million, or $0.40 per unit, which was in line with our net income in the first quarter.”
“Thank you, Jeff, and good afternoon, everyone, and thank you for joining us to discuss our first quarter 2026 results. In this morning's press release, we reported Westlake Partners' first quarter 2026 net income of $14 million or 40 cents per unit.”
“We appreciate you joining us to discuss our first quarter 2026 results. During the first quarter, we delivered $2.7 billion in net sales and EBITDA of $235 million by supporting our customer supply needs, managing our costs, executing our three-pillar profitability improvement plan and driving long-term value creation.”
“Thank you, Jeff, and good afternoon, everyone, and thank you for joining us to discuss our fourth quarter and full year 2025 results. In this morning's press release, we reported Westlake Partners' full year 2025 net income of $49 million, or $1.38 per unit.”
2026-02-20–present
2024-07-15–present
SEC 8-K
2024-07-15–present
Start not stated–present
Last confirmed March 19, 2026
Chemicals · Basic Materials
CEO, Board Member
2024-07-15–present
WLK
Specialty Chemicals · Basic Materials
CEO, Board Member
2024-07-15–present
