Trinseo PLC (NYSE:TSE) Q3 2023 Earnings Conference Call November 6, 2023 10:00 AM ET Company Participants Andy Myers - Finance Director, Corporate FP&A and IR Frank Bozich - President, CEO & Director David Stasse - EVP, CFO & Interim Principal Accounting Officer Conference Call Participants Frank Mitsch - Fermium Research, LLC David Begleiter - Deutsche Bank Matthew Blair - Tudor, Pickering, Holt & Co. Michael Leithead - Barclays Hassan Ahmed - Alembic Global Advisors Laurence Alexander - Jefferies Operat ...

Trinseo PLC (NYSE:TSE) Q2 2023 Earnings Conference Call August 4, 2023 10:00 AM ET Company Participants Andrew Myers - Finance Director, Corporate FP&A and IR Frank Bozich - President, CEO & Director David Stasse - EVP, CFO & Interim Principal Accounting Officer Conference Call Participants Frank Mitsch - Fermium Research Michael Leithead - Barclays Bank David Begleiter - Deutsche Bank Laurence Alexander - Jefferies Matthew Blair - Tudor, Pickering, Holt & Co. Roger Spitz - Bank of America Merrill Lynch Has ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-36473 Trinseo PLC (Exact name of registrant as specified in its charter) Ireland N/A (State or other jurisdict ...

Trinseo PLC (NYSE:TSE) Q1 2023 Earnings Conference Call May 5, 2023 10:00 AM ET Company Participants Andy Myers - Director, Investor Relations Frank Bozich - President & Chief Executive Officer David Stasse - Executive Vice President & Chief Financial Officer Conference Call Participants Stefan Diaz - Morgan Stanley Kevin Estok - Jefferies Priya Ranjan - RBC Operator Good morning, ladies and gentlemen, and welcome to the Trinseo First Quarter 2023 Financial Results Conference Call. We welcome the Trinseo m ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-36473 Trinseo PLC (Exact name of registrant as specified in its charter) Ireland N/A (State or other jurisdic ...

First Quarter 2023 Financial Results & Full-Year Outlook May 4, 2023 ™Trademark of Trinseo PLC or its affiliates Introductions & Disclosure Rules Introductions • Frank Bozich, President & CEO • David Stasse, Executive Vice President & CFO • Andy Myers, Director of Investor Relations Disclosure Rules This press release may contain forward-looking statements including, without limitation, statements concerning plans, objectives, goals, projections, forecasts, strategies, future events or performance, and unde ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended: December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-36473 Trinseo PLC (Exact name of registrant as specified in its charter) Ireland N/A (State or other jurisdiction of incorporat ...

Trinseo PLC (NYSE:TSE) Q4 2022 Results Conference Call February 9, 2023 10:00 AM ET Company Participants Andy Myers - Finance Director of Corporate FP&A and IR Frank Bozich - President, CEO and Director David Stasse - Executive VP and CFO Conference Call Participants Matthew Blair - TPH Frank Mitsch - Fermium Research David Begleiter - Deutsche Bank Michael Leithead - Barclays Dan Rizzo - Jefferies Stefan Diaz - Morgan Stanley Hassan Ahmed - Alembic Global Investors Eric Petrie - Citi Operator Good morning, ...

Third Quarter 2022 Financial Results & Full-Year 2022 Outlook November 2, 2022 ™Trademark of Trinseo PLC or its affiliates Introductions & Disclosure Rules Introductions • Frank Bozich, President & CEO • David Stasse, Executive Vice President & CFO • Andy Myers, Director of Investor Relations Disclosure Rules Cautionary Note on Forward-Looking Statements.This presentation may contain forward-looking statements including, without limitation, statements concerning plans, objectives, goals, projections, foreca ...

Financial Data and Key Metrics Changes - The company generated $98 million in cash from operations and $59 million in free cash flow despite low earnings in the quarter [29] - The liquidity position remains strong with $243 million in cash and access to over $500 million through undrawn committed credit facilities [30] - For 2023, the free cash flow breakeven level of EBITDA is expected to be about $350 million [32] Business Line Data and Key Metrics Changes - Volumes of sustainable products grew 70% in Q3 year-over-year, with margins for these products being resilient [22] - The company is evaluating steps to optimize production and supply chain for polycarbonate compounds, with half of production consumed internally [15][16] - The potential closure of the styrene plant in Bohlen, Germany, is being discussed, which contributed approximately negative $30 million to EBITDA over the past year [14] Market Data and Key Metrics Changes - North American demand remained steady in the automotive sector, but demand for building and construction applications fell due to rising interest rates and inflation [11] - European markets faced considerable challenges with decreased demand and high utility costs, significantly impacting near-term performance [34] - Asian demand remained consistent with Q2 levels, with some signs of improvement in polystyrene and ABS products [35][62] Company Strategy and Development Direction - The company is focused on transforming its portfolio into a specialty solutions provider with lower carbon intensity [20] - Initiatives to improve energy efficiency and reduce carbon intensity are underway, with expected annual savings of approximately $60 million [18] - The company is committed to expanding its sustainable product offerings and developing beneficial relationships for recycled materials [23][24] Management's Comments on Operating Environment and Future Outlook - Management highlighted the impact of economic uncertainty, high energy prices, and falling raw material prices on customer destocking [9] - The company anticipates similar market conditions in Q4 as in Q3, with challenges in Europe but steady demand in North America and Asia [34] - Management expressed confidence in the medium to long-term competitive asset footprint despite current challenges [21] Other Important Information - The integration of PMMA and Aristech Surfaces business is progressing well, with cost synergies expected to be realized [39] - The sale of the Styrenics business remains on pause but is still considered integral to the transformation strategy [41] Q&A Session Summary Question: Is destocking continuing into Q4? - Management believes destocking will largely be over by the end of the year, although some level continues into Q4 [44] Question: What are the options for the Terneuzen site? - Management highlighted energy efficiency opportunities that could improve results at Terneuzen [46] Question: Can you break down the components of the $350 million breakeven EBITDA? - Management indicated that CapEx will be less than this year's $150 million, with interest expense budgeted at $140 million to $150 million [48] Question: What are the expectations for auto builds into 2023? - The assumption is for low single-digit growth in auto builds in 2023 compared to 2022 [77] Question: How long can styrene assets remain idled? - Assets will remain idle as long as spot market availability meets downstream needs at an advantageous cost [78]