Westlake Chemical Corporation (NYSE: WLK) will release its fourth quarter and full year earnings for 2020 prior to the market opening on Tuesday, February 23, 2021. The company will host a conference call at 11:00 a.m. Eastern Time (10:00 a.m. Central Time) on the same day to discuss the earnings release. To access the conference call, dial (855) 760-8160, or (704) 288-0624 for international callers, approximately 10 minutes prior to the scheduled start time and reference passcode 3089728. The conference call will also be available via webcast at  https://edge.media-server.com/mmc/p/atqiwr7g  and the earnings release can be obtained via the company’s Web page at  https://investors.westlake.com/news/default.aspx . A replay of the conference call will be available beginning two hours after its conclusion for seven days. To hear a replay, dial (855) 859-2056 or (404) 537-3406 for international callers. The replay passcode is 3089728. About Westlake: Westlake is a global

Westlake Chemical Partners (NYSE: WLKP) will release its fourth quarter and full year earnings for 2020 prior to the market opening on Tuesday, February 23, 2021. The company will host a conference call at 12:00 p.m. Eastern Time (11:00 a.m. Central Time) on the same day to discuss the earnings release. To access the conference call, dial (855) 765-5686, or (234) 386-2848 for international callers, approximately 10 minutes prior to the scheduled start time and reference passcode 3925687. The conference call will also be available via webcast at https://edge.media-server.com/mmc/p/vsdxow8m and the earnings release can be obtained via the company's Web page at, https://investors.wlkpartners.com/corporate-profile/default.aspx . A replay of the conference call will be available beginning two hours after its conclusion for seven days. To hear a replay, dial (855) 859-2056 or (404) 537-3406 for international callers. The replay passcode is 3925687. About Westlake Chemical Partners: Westlake

Oct. 22, 2019- Westlake Chemical Partners (NYSE: WLKP) will release its 2019 third quarter earnings prior to the market opening on Tuesday, November 5, 2019. The company will host a conference call at 12:00 p.m. Eastern Time (11:00 a.m. Central Time) on the same day to discuss the earnings release. To access the conference call, dial (855) 765-5686, or (234) 386-2848 for international callers, approximately 10 minutes prior to the scheduled start time and reference passcode 9764456. The conference call will also be available via webcast at https://edge.media-server.com/mmc/p/i28xs6p4 and the earnings release can be obtained via the company's Web page at, http://investors.wlkpartners.com/CorporateProfile . A replay of the conference call will be available beginning two hours after its conclusion for seven days. To hear a replay, dial (855) 859-2056 or (404) 537-3406 for international callers. The replay passcode is 9764456. About Westlake Chemical Partners: Westlake Chemical Partners

Oct. 22, 2019- Westlake Chemical Corporation (NYSE: WLK) will release its 2019 third quarter earnings prior to the market opening on Tuesday, November 5, 2019. The company will host a conference call at 11:00 a.m. Eastern Time (10:00 a.m. Central Time) on the same day to discuss the earnings release. To access the conference call, dial (855) 760-8160, or (704) 288-0624 for international callers, approximately 10 minutes prior to the scheduled start time and reference passcode 7725119. The conference call will also be available via webcast at https://edge.media-server.com/mmc/p/yus68667 and the earnings release can be obtained via the company’s Web page at https://www.westlake.com/investor-relations . A replay of the conference call will be available beginning two hours after its conclusion for seven days. To hear a replay, dial (855) 859-2056 or (404) 537-3406 for international callers. The replay passcode is 7725119. About Westlake Chemical: Westlake Chemical Corporation is an

$0.4646 cents per unit distribution declared payable on November 26, 2019 Market-aligned Distribution Growth Strategy to Maximize Long-term Value to Unit Holders Oct. 31, 2019- The Board of Directors of Westlake Chemical Partners GP LLC, the general partner of Westlake Chemical Partners LP (the "Partnership") (NYSE:WLKP), has adjusted its distribution growth strategy to reflect market conditions and today declared a distribution of $0.4646 per unit, representing a 1.5% increase from the second quarter 2019 distribution. This is the 21 st quarterly distribution announced by the Partnership since its initial public offering. The distribution will be payable on November 26, 2019, to unit holders of record on November 12, 2019. “Westlake Chemical Partners intends to target a sustainable, top-tier distribution growth rate, which should reduce our reliance on equity capital and aligns our distribution growth to the availability of capital in today’s MLP equity market,” said Albert Chao,

Quarterly net income attributable to the Partnership of $14.9 million; MLP distributable cash flow of $20.5 million Increased quarterly cash distribution by 1.5% sequentially, or 6% annualized, compared to the second quarter 2019 distribution, to $0.4646 per unit, the 19th consecutive quarterly increase in distributions Nov. 5, 2019- Westlake Chemical Partners LP (NYSE: WLKP) (the "Partnership") today reported net income attributable to the Partnership of $14.9 million, or $0.42 per limited partner unit, for the three months ended September 30, 2019, an increase of $2.5 million compared to third quarter 2018 net income attributable to the Partnership of $12.4 million. The increase in net income attributable to the Partnership was primarily due to the Partnership’s increased ownership interest in Westlake Chemical OpCo LP (“OpCo”) resulting from the acquisition of an additional 4.5% interest in OpCo in the first quarter of 2019 (the “Acquisition”), and higher production volumes. Cash

Nov. 5, 2019- Westlake Chemical Corporation (NYSE: WLK) (the "Company" or "Westlake") today reported net income attributable to Westlake for the three months ended September 30, 2019 of $158 million, or $1.22 per diluted share, on net sales of $2,066 million. Net income in the third quarter of 2019 decreased by $150 million, or $1.13 per share, compared to third quarter 2018 net income of $308 million, or $2.35 per share, on net sales of $2,255 million. Income from operations for the third quarter of 2019 of $226 million decreased by $170 million from income from operations of $396 million for the third quarter of 2018. The decreases in net income and income from operations versus the prior-year period were primarily due to lower global sales prices for our major products, resulting from ongoing international trade uncertainties and slower global economic growth, partially offset by lower ethane feedstock and fuel costs. Net sales for the third quarter of 2019 decreased by $189

Nov. 8, 2019- Westlake Chemical Partners LP (NYSE: WLKP) today announced that Mr. Randy G. Woelfel has been appointed to the board of directors of its general partner, Westlake Chemical Partners GP LLC. He will replace Mr. David Lumpkins, who informed the company that he will resign from the board effective November 14, 2019, in order to focus on PetroLogistics II LLC, a petrochemical development company of which he is the chairman and co-founder. Mr. Woelfel was formerly the chief executive officer and a director of NOVA Chemicals Corporation. Prior to joining NOVA, Mr. Woelfel was managing director of energy for the Houston Technology Center; president of Cereplast, Inc.; and he served in a variety of senior positions at Shell Oil Company and its affiliated companies, including as president of Basell International, president of Basell North America and as a board member of numerous Basell International petrochemical ventures. "We are extremely grateful to David for his service on

$0.2625 cents per share dividend declared payable on December 10, 2019 Nov. 15, 2019- The Board of Directors of Westlake Chemical Corporation (NYSE:WLK) declared today a regular dividend distribution of $0.2625 per share for the third quarter of 2019. This dividend will be payable on December 10, 2019, to stockholders of record on November 26, 2019. This is the 61st successive quarterly dividend that Westlake has declared since completing its initial public offering in August 2004. About Westlake Chemical Corporation Westlake Chemical Corporation is an international manufacturer and supplier of petrochemicals, polymers and building products with its headquarters in Houston. Highly integrated along our olefins and vinyls product chains, the company produces: ethylene; polyethylene; propylene; styrene; chlor-alkali and derivative products; PVC suspension and specialty resins; PVC compounds; building products including pipe, fittings and specialty components, decking, roofing, siding,

$0.4714 cents per unit distribution declared payable on February 18, 2020 Jan. 27, 2020- The Board of Directors of Westlake Chemical Partners GP LLC, the general partner of Westlake Chemical Partners LP (the "Partnership") (NYSE:WLKP), has declared a distribution of $0.4714 per unit, representing a 1.5% increase from the third quarter 2019 distribution. This is the 22 nd quarterly distribution announced by the Partnership since its initial public offering. The distribution will be payable on February 18, 2020, to unit holders of record on February 3, 2020. This release is intended to be a qualified notice under Treasury Regulation Section 1.1446-4(b). Brokers and nominees should treat one hundred percent (100.0%) of the Partnership’s distributions to non-U.S. investors as being attributable to income that is effectively connected with a United States trade or business. Accordingly, the Partnership’s distributions to non-U.S. investors are subject to federal income tax withholding at