CONSOL Energy Inc. (NYSE: CEIX) is a Canonsburg-based producer and exporter of high-Btu bituminous thermal and crossover metallurgical coal. It owns and operates some of the most productive longwall mining operations in the Northern Appalachian Basin. Our flagship operation is the Pennsylvania Mining Complex, which has the capacity to produce approximately 28.5 million tons of coal per year and is comprised of 3 large-scale underground mines: Bailey, Enlow Fork, and Harvey. The company also owns and operates the CONSOL Marine Terminal, which is located in the port of Baltimore and has a throughput capacity of approximately 15 million tons per year. In addition to the ~767 million reserve tons associated with the Pennsylvania Mining Complex, the company also controls approximately 1.6 billion tons of greenfield thermal and metallurgical coal reserves located in the major coal-producing basins of the eastern United States.

Rosebud Mining is a mining & metals company based out of 192 Theater Rd, Kittanning, Pennsylvania, United States.

A not-for-profit organization servicing active coal miners belonging to the UMWA, retirees, their spouses, and children. Provides health insurance coverage and pension benefits as a multi-employer retirement plan for eligible miners, their spouses, and dependents. We serve approximately 45,000 beneficiaries nationwide.

Founded in 1860, Carmeuse is a global manufacturer of lime, limestone and mineral-based products used in a variety of industrial, construction, soil improvement applications, and benefits the environment by providing cleaner air and safer water. Carmeuse and its subsidiaries also offer equipment and services to optimize our customers’ processes, improve safety, and provide reliable supply. With headquarters located in Louvain-la-Neuve (Belgium), the Carmeuse Group has approximately 5,300 employees and serves over 13,000 customers annually through a global network of 90 plants and 60 limestone quarries. Turnover in 2022 was €1.8 billion.

AMCOL International Corporation is now Minerals Technologies Inc. Please see press release for more details http://bit.ly/1nhseyL New York-based Minerals Technologies Inc. is a resource- and technology-based growth company that develops, produces and markets worldwide a broad range of specialty mineral, mineral-based and synthetic mineral products and related systems and services. The company recorded sales of $1.02 billion in 2013. *********************************************************************************************************************************** Founded in 1927, AMCOL International Corporation is a leading producer and marketer of diverse specialty materials with a core expertise in minerals and polymer science. Through four business segments: Performance Materials, Construction Technologies, Energy Services, and Transportation and Logistics, AMCOL creates solutions that enhance the quality, efficiency and sustainability of our customers’ products and services in a growing global marketplace. Holding more than 375 worldwide patents, our focus on research and development empowers us to be industry leaders. Technical expertise coupled with unparalleled customer relationships, supported by more than 2,400 employees in over 26 countries makes us trusted partners in major end markets. Headquartered in Hoffman Estates, Illinois, AMCOL International Corporation is a publicly owned company traded under the symbol ACO (NYSE).

Washington Mills is a world leader in the manufacture and distribution of abrasive materials and fused mineral products. As the largest producer in North America with sales and manufacturing facilities around the world, our capabilities are unrivaled in the industry. We offer a rich array of abrasive grains and specialty electro-fused minerals. From macro grits to micro grits, to custom specialty fusions, our fused materials are used around the world in hundreds of different industries and applications. We manufacture and distribute a wide range of products in many different grains and powder sizes: Alumina Bubbles, Alumina-Silica Fines, Alumina-Zirconia, Boron Carbide, Brown Aluminum Oxide, Chrome-Alumina, Custom Fusions, Emery, Fused Silica, High Chromium Ruby Colored Aluminum Oxide, Iron Pyrite, Magnesium Oxide, Mullite, Pink Aluminum Oxide, Potassium Fluoroborate KBF4, Silica Fume, Silicon Carbide, Spinel, Synthetic Cryolite, Toll fusion, White Fused Alumina, Zirconia

Robindale Energy & Associated Companies is a major Pennsylvania-based employer, providing good-paying jobs for more than 500 employees and contractors. The company annually contributes in excess of $100 million in economic impact to the state’s economy. Its work in restoring abandoned waste coal sites and cleaning up waterways is priceless to the environment and has saved taxpayers millions of dollars in clean up efforts that would have otherwise had to be paid for with tax dollars. Waste coal reclaimed by Robindale Energy & Associated Companies helps fuel three Pennsylvania-based generating plants, with hundreds more employees working at those plants. Robindale Energy & Associated Companies is a major supporter of charitable activities in the community it serves and annually contributes to worthwhile endeavors and activities. Contributions from Robindale Energy & Associated Companies have helped fund park improvements and clean-ups. Over the past decade, Robindale Energy & Associated Companies has donated to local charities and provided matching funds to meet goals set by the company’s leadership.

Genesis Energy, L.P. (NYSE: GEL) is a publicly traded diversified midstream energy master limited partnership headquartered in Houston, Texas. As a flexible and responsive supply and logistics company, our custom solutions allow us to move product to market in the most efficient and cost-effective manner, while maintaining our strong cultural focus on safety and reliability. Through our four divisions: offshore pipeline transportation, chemicals, onshore facilities and transportation and marine transportation, we provide an integrated suite of services to integrated oil companies, large independent oil and gas or refinery companies and large industrial and commercial enterprises. We are primarily located in Texas, Louisiana, Arkansas, Mississippi, Alabama, Florida, Wyoming and the Gulf of Mexico.

Founded in 1997, American Rock Salt is the only US-based underground salt mine established in the last 40 years. With the capacity to produce vast quantities of de-icing salt annually, we work year round to provide de-icing products that improve winter road safety for millions of people in the Northeast.

Thompson Creek Metals Company Inc. was a North American mining company. (copper, gold and molybdenum.) Thompson Creek Metals Company are now owned by Centerra Gold Inc.

Magris Talc is the leading fully integrated North American Talc producer with a 100+ year operating history. Our products are used globally by leading, blue-chip organizations, to enhance performance in a variety of industrial applications in key markets including polymers, paints & coatings, pharmaceutical, building products and more. Leading Supplier of Critical Inputs: We are the leading supplier of talc products in North America. Our products increase performance, reduce weight, control emissions and displace harmful chemicals in a variety of industries including automotive, building products, agriculture, pharmaceutical and more. Continuous Innovation: We understand the complex demands of customers. Our research & development experts help develop solutions by designing new products, technologies & processes. Health, Safety & Environmental: Safety is our most important value, and we believe that everyone should go home safe & healthy everyday. At Magris Talc, we utilize best in class safety management programs which help us to target continuous improvement in our safety performance & culture. Approach to Sustainability: We define the performance of our organization based on a strong health & safety leadership & culture, and on industry-best environmental practices. We also prioritize building and maintaining relationships with the communities that are critical to sustain our mission. We operate responsibly, respecting our employees, communities, and the environment. Across our operations, we ensure that we enhance everyday lives, and communities at large, to create a lower carbon world. We continuously invest in technologies that reduce our overall footprint, and in communities that help sustain our mission. Community: Magris’s core values are rooted in the relationships we strive to build with our communities. We define these communities to include our employees, contractors, suppliers, local communities, & others who may be impacted by our activities

Wilson Creek Energy, LLC is a mining & metals company based out of 140 W Union St, Somerset, PA, United States.