March 2026 Investor Presentation Safe Harbor Statement Certain statements in this presentation are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995 and may include, but are not limited to, statements about sales levels, acquisitions, restructuring, declines in the value of Koppers assets and the effect of any related impairment charges, profitability and anticipated expenses and cash outflows. All forward-looking statements involve risks and uncertainti ...

Core Insights - Koppers Holdings Inc. (KOP) is positioned at the intersection of long-term investments in grid infrastructure and rail maintenance, indicating a multi-year demand backdrop rather than a short-term cycle [1] - The company's ability to maintain earnings and cash flow stability amidst uneven end markets is a key focus, driven by mix shifts and cost management strategies [1] Utility Poles and Demand Dynamics - The electrification trend and data center expansion are creating sustained demand for utility poles, which are essential for transmission and distribution projects that have long planning cycles [2] - Koppers' Railroad and Utility Products and Services (RUPS) segment benefits from this demand, helping to balance a selective rail market [2] Revenue and Portfolio Mix - By 2026, Koppers anticipates a shift in its revenue mix, with RUPS and Performance Chemicals (PC) expected to account for approximately 80% of sales, enhancing earnings resilience [4] - In 2025, RUPS contributed 49.3% of sales, while PC and Carbon Materials and Chemicals (CMC) made up 28.9% and 21.7%, respectively, indicating a strategic pivot towards higher-return segments [5] Growth Strategies and Geographic Expansion - Koppers is expanding its utility pole business into non-traditional regions, which saw a 6% sales growth in 2025, including a notable 17% increase in underserved areas [6] - The acquisition of untreated utility pole procurement assets in Oregon aims to enhance supply access and drive sales growth in 2026 [7] Internal Growth and Market Share - The Performance Chemicals segment is expected to drive growth through share gains rather than relying solely on a broad market recovery [8] - Koppers projects an 11% increase in top-line revenue for 2026, primarily from market share gains, with residential demand remaining flat and industrial volumes growing modestly [10] Cost Management and Margin Defense - The Catalyst program has already delivered $46 million in benefits, with a focus on reducing selling, general, and administrative expenses by 15% and headcount by 17% [11] - For 2026-2028, targeted cost benefits are set to increase to up to $75 million, with significant improvements expected to be cost-driven [12] Market Risks and Challenges - Rising copper prices and potential tariff impacts could pose challenges, with a need for pricing adjustments to cover increased costs [13] - The CMC segment faces pressures from higher coal tar costs and market volatility, while rail programs may see reductions affecting certain customers [14]

2025 Investor Day 1 Safety Instructions All figures are in Canadian dollars unless otherwise stated. David Galison Vice President, Investor Relations 3 3 Cautionary Statement This presentation contains statements that are forward-looking in nature. The words "may", "could", "should", "would", "assumptions", "plan", "strategy", "believe", "anticipate", "estimate", "expect", "intend", "objective", the use of the future and conditional tenses, and words and expressions of similar nature are intended to identif ...

Koppers (KOP) Conference Summary - June 12, 2025 Company Overview - Koppers is a leading supplier in critical infrastructure products, particularly in the railroad and utility sectors, with significant market shares in North America and Australia [12][13] Key Points and Arguments Strategic Focus - Koppers has been implementing a strategy over the past five years aimed at improving profitability through internal projects, resulting in lower expected capital spending in the near term, which is anticipated to enhance cash flow [6][7] Market Leadership - The company holds a number one or two position in critical end markets, including railroad products and utility poles, supplying major utilities and railroads in North America [12][13] Product Portfolio - Koppers' product offerings include: - Railroad crossties, with a significant market share among Class 1 railroads in North America - Utility poles, supplying eight of the ten largest utilities in the U.S. - Performance chemicals for wood treatment, serving the top ten lumber treating companies in the U.S. [12][13][14] Financial Performance - In the first quarter, Koppers reported a decrease in top-line revenue by approximately $40 million, primarily due to reduced performance in the chemicals business, but managed to increase adjusted EBITDA by around $44 million [29][30] - The adjusted EBITDA margin improved to 12%, with a long-term goal of reaching mid-teens [31] Capital Expenditures and Debt Management - Capital expenditures are projected to be around $65 million for the year, down from over $100 million in previous years due to the completion of major projects [32] - The company is focused on debt reduction, with current debt around $909 million and a long-term leverage target of 2-3 times [33][55] Share Repurchase and Dividends - Koppers has a share repurchase program, having repurchased $15 million in stock in the first quarter, with plans for opportunistic buying [34][51] - The company has steadily increased its dividend, currently at 8 cents per quarter [35] Growth Drivers - The performance chemicals business is driven by repair and remodeling spending, which has remained strong despite inflation [36] - The carbon materials and chemicals segment is linked to the aluminum industry, with demand driven by overall economic strength [37] Market Dynamics - The railroad sector is experiencing increased volume driven by maintenance and repair needs, with a cyclical nature to spending [42][44] - Pricing dynamics in contracts with railroads and utility providers can limit price increases, but there is more flexibility in utility contracts [46][48] Market Perception - Koppers' diversified business model allows for steady earnings streams, which may not be fully recognized by the market [50] Additional Important Insights - The company has reduced its carbon materials and chemicals business from 11 plants to 3 core plants over the past decade due to changing market conditions [26] - The utility pole business has a significant replacement demand, with 2-3 million poles needing replacement annually [21] This summary encapsulates the key insights from the Koppers conference, highlighting the company's strategic direction, market position, financial performance, and growth opportunities.

Financial Data and Key Metrics Changes - The company reported a consolidated adjusted EBITDA growth of 26%, outpacing a 12% revenue growth in the first quarter of 2025, with a margin expansion of 190 basis points [6][21] - The net debt to adjusted EBITDA ratio was maintained at 2.9 times, with expectations to reduce leverage to a target of 2 to 2.5 times over the next twelve months [7][19] Business Line Data and Key Metrics Changes - **Construction Products**: Revenues increased by 5%, driven by the Stabola acquisition, but organic revenues declined by 6% due to lower freight revenues and divestitures [11][12] - **Engineered Structures**: Revenues increased by 23%, largely due to higher wind tower volumes and the inorganic impact from the Amaron acquisition, with adjusted segment EBITDA increasing by 90% [15][16] - **Transportation Products**: Revenues were up 6%, with adjusted segment EBITDA increasing by 13%, driven by higher tank barge volumes [17] Market Data and Key Metrics Changes - The aggregates business represented 69% of construction materials revenues, with average organic pricing up 7% year-over-year and total pricing up 10% due to the Stabola acquisition [10][12] - The company expects continued investment in U.S. infrastructure to benefit operations, with strong demand conditions in various end markets [8][9] Company Strategy and Development Direction - The company is focused on executing its strategic vision, with a commitment to reducing leverage and enhancing operational efficiency [5][7] - The integration of the Stabola acquisition is expected to contribute positively in the second quarter, with a strong outlook for construction products and engineered structures [20][23] - The company anticipates sustained demand growth in utility structures due to increased electrification and renewable energy needs [25][26] Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in navigating the evolving macroeconomic environment, citing strong demand in most end markets and solid visibility from backlogs [8][9] - The company expects a strong 2025, reiterating full-year guidance with anticipated revenue of $2.9 billion and adjusted EBITDA of $570 million, reflecting a 17% and 30% increase, respectively [21][22] Other Important Information - The company reaffirmed its capital expenditure guidance of $145 to $165 million for the full year, with a focus on maintenance CapEx [20] - Free cash flow for the quarter was negative $30 million, but management expects improvement in the second half of the year [20] Q&A Session Summary Question: Can you elaborate on the wind tower contribution to sales and profit dollars in the quarter? - Management highlighted strong demand and volume growth in utility structures, with the wind tower facility ramping up effectively, contributing positively to margins [36][38] Question: What are the expectations for the construction products business moving forward? - Management indicated no surprises in the Stabola operations, with good demand and orders expected to improve significantly in the second quarter [66][71] Question: How is the company managing pricing versus volume declines in aggregates? - The company is focusing on margin rather than volume, with local decision-making to balance cost absorption and pricing strategies [92][93] Question: What is the outlook for the housing market and its impact on the business? - Management expects stabilization and a potential recovery in the housing market in the second half of the year, although not a booming market [104][105]