Don Burden Email and Phone Number

The Lhoist Group develops high quality solutions from the finest natural mineral resources. The carbonates, lime, dolime and speciality products bring essential functionalities to our customers' processes. Each manufacturing step is long-term oriented towards a sustainable methodology, from the first deposit exploration until the restoration of our quarries. Lhoist operates more than 90 manufacturing plants in 25 countries and has close to 6,000 employees of around 40 nationalities.As Area Manager, Don Burden oversaw the Operations, Sales and Dispatch departments for three lime terminals in the Greater Houston Area. • Drove a successful strategic pricing plan, increasing the selling price by an average of $6 per ton on 210,000 tons• Increased sales by building and strengthening relationships to expand customer base• Implemented a Behavioral-Based Safety Program developed with safety and terminal management, decreasing in Lost Time Incidents by 15%• Executed a new Preventative Maintenance Program in collaboration with the operations team, decreasing maintenance costs by 14%• Decreased loading time by 15 minutes per truck, saving 5% on the overall freight costs

United States Lime & Minerals, Inc. manufactures and supplies lime and limestone products in the United States. It operates in two segments, Lime and Limestone Operations, and Natural Gas Interests. The Lime and Limestone Operations segment extracts limestone from open-pit quarries and an underground mine, and processes it as pulverized limestone, quicklime, hydrated lime, and lime slurry. This segment supplies its products primarily to the construction customers, including highway, road, and building contractors; environmental customers, including municipal sanitation and water treatment facilities, and flue gas treatment processes; industrial customers comprising paper and glass manufacturers; metals producers comprising steel producers; oil and gas services companies; roof shingle manufacturers; and poultry and cattle feed producers. The company was founded in 1948 and is headquartered in Dallas, Texas.As the Regional Sales Manager and Team Leader, Don Burden lead a team of 5 Sales Representatives covering Texas, Louisiana, New Mexico, Oklahoma, and Kansas with sales in excess of 500,000 tons-per-year (TPY). • Launched lime slurry production and sales for the Dallas / Fort Worth and Houston markets through acquisitions and Greenfield terminals• Increased market share in DFW and Houston by 35%• Implemented strategic market pricing, increasing the average selling cost by over 25%; operations continue to produce net income of $1.5M to $2.25M per year• Held full P&L responsibility for Shreveport terminal and all lime slurry operations • Strengthened carrier relationships, reducing freight pricing plan• Implemented structured pricing plans, increasing net prices by 10%• Served on the Board of Directors of the Lime Association of Texas and the Marketing Committee of the National Lime Association

As the Director of Special Projects, Don Burden launched the business plan and start up of US Lime Company Houston’s, acquisition and of a Lime Slurry Distributor in Dallas / Fort Worth and for the start up of a lime terminal in Shreveport. • Served as Sales Manager for all lime slurry operations and terminals • Developed and managed dry lime and slurry freight carriers• Implemented freight and fuel surcharge programs for U.S. Lime Company

Don Burden joined the Chemical Lime Company, a subsidiary of Lhoist in 1992 as a Sales Representative and based on performance and leadership skills was promoted multiple time to the position of Director of Commercial Sales.Director of Commercial Sales (7/2001 to 6/2003)Responsible for leading a dry and slurry sales team of 5, while holding full P&L responsibility for all lime slurry operations in Texas and New Mexico with a volume of 1,000,000 TPY. Served on the Board of Directors of the Lime Association of TexasBusiness Development Manager (3/2000 to 7/2001)Responsible for all business development for the Central US region, including overseeing annual sales budgets, financial and project analysis, and capital expenditure requests for terminals Sales / Terminal Manager – Baton Rouge, LA (8/1996 to 3/2000)Responsible for overseeing third party business relationship, all sales and business development for this 250,000 ton-per-year (TPY) lime terminal. Developed and implemented business plan that introduced value added products and changed product mix to enhance profitability of the operation. Recurring impact on the operation was over $750K annually. Sales / Business Development Manager – St. Genevieve, MO (2/1996 to 8/1996)Responsible for leading sales and business development for this 1,000,000 TPY Greenfield plantAccount Manager – Stockton, CA (6/1993 to 2/1996)Responsible for sales of 300,000 TPY for Northern California, Oregon and Northern Nevada territorySales Representative – Corsicana, TX (6/1992 to 6/1993)Responsible for sales in the East Texas and Northern Louisiana