Aquatech is a global leader in water technology and services for industrial and infrastructure markets. With a focus on solving water scarcity through desalination, water reuse, and zero liquid discharge (ZLD), Aquatech has executed over 2,000 projects across 60 countries. Leveraging the experience and knowhow gained over 40 years handling some of the most difficult to treat waters, Aquatech helps some of the world’s most recognized companies reduce their water and carbon footprint, ultimately reducing water risk. Headquartered in Canonsburg, Pennsylvania, Aquatech has offices throughout North America, and has a significant presence worldwide through subsidiaries in Europe, the Middle East, India and China. “From Innovation Flows Leadership” affirms Aquatech customers of its dedication to providing new technologies and processes that solve unique project challenges, meet specific industry requirements, enhance system performance and reliability, and significantly reduces installation time and costs. At Aquatech, we strive to provide technology leadership, performance excellence and support to our customers to achieve sustainable solutions.

At TMS International We Create Value. TMS International (formerly Tube City IMS) is the leading provider of on-site, industrial steel mill services for steelmakers around the world. Our people, services, technology and equipment provide invaluable resources that support and enhance our partners' entire manufacturing operations. Our Mission •A commitment to a safe workplace and an environment of integrity, initiative and growth •The most advanced, reliable and best-maintained equipment •A commitment to value creation for our customers through a partnership of service and innovation •Preserving and protecting the environment through best practices and innovation We strive to stay ahead of our customers' challenges by continually improving our processes and introducing new steel mill services. Our services help lessen steelmakers' environmental impacts and contribute to a cleaner environment. TMS International is the largest provider of outsourced industrial services to steel mills in North America as measured by revenue and has a substantial and growing international presence. The company provides mill services at 85 customer sites in 12 countries and our global raw material procurement network spans five continents. Our Difference: The secret to our success is the unbiased expertise of our people and our commitment to unrivaled service. We hire the best people for the job, equip them with what they need, and empower them to do whatever it takes to get the job done right - including making decisions on the spot to create immediate value for our partners. Read more about how We Create Value for our partners at www.tmsinternational.com.

Our family of businesses has proudly served western Pennsylvania and Ohio for over 58 years. Our companies include Vogel Disposal Service, Tri-County Industries, Valley Waste Service, Ohio Valley Waste Service, TC Recycling, Diamond Mulch, Seneca Landfill, Lego-V Renewable Energy, and Survey Tech & Associates.

RoadRunner is the new standard in waste + recycling. Modern waste + recycling means tech-enhanced, fully-managed commercial waste and recycling services to streamline your operations, drive cost savings and increase landfill diversion to accelerate you on the road to zero waste. • $150M of total investor funding • Compology Acquisition in 2022 • Pittsburgh Business Times "Best Places to Work”, 2022 • Pittsburgh Inno Fire Award for Top Funding Rounds, 2022 • Technical.ly Tech Company of the Year, 2022 • Circular Economy Category for HolonIQ’s 2022 North America Climate Tech 200 • Voted by the Tech Tribune as one of the Best Tech Startups in Pittsburgh • Voted by Business Insider as the #1 Hottest Enterprise Start-Up in the country

McCutcheon Enterprises, Inc. (MEI) is a leading waste management & equipment sales/rental company, located in Apollo, PA. Since 1947, MEI has provided transportation, treatment, disposal, safety training, and on-site environmental services for a diversified list of clients in the industrial, energy, municipal and residential sectors. In 2013 MEI added equipment sales/rental and hydraulic hose/parts/valves/repair to its list of solutions with the acquisition of its Houston, PA location. MEI is committed to meeting the diverse and demanding needs of its customers and does so by employing talented and motivated people. This commitment is best summarized by its simple, but powerful guiding philosophy; “When you need us, we’ll be there.”

HAPCHUK, INC. is a transportation/trucking/railroad company based out of 226 RANKIN ROAD, WASHINGTON, Pennsylvania, United States.

Noble Environmental is an industry leading environmental services company headquartered in Pittsburgh, PA. We provide innovative technologies and practices to waste management. We're also transforming waste to renewable natural gas.

Innovation, diversification, and a track record of providing superior operating performance establishes MAX as a leader of integrated environmental solutions specializing in waste management. MAX delivers responsive and cost-effective services for waste transportation, treatment, storage, and disposal. As a CERCLA-approved facility, MAX offers a broad range of environmental experience and waste management knowledge and also services a wide variety of industries and customers including; manufacturers, energy, remediation contractors, developers, and government-funded cleanup projects.

EAP Industries, Inc. provides environmental and industrial services.

MSW is a provider of non-hazardous solid waste collection, transfer, disposal, recycling, and energy services in West Virginia and Southwestern, PA. We pride ourselves on offering the finest service available in West Virginia and Pennsylvania. We offer roll-off containers in multiple sizes/uses (15yd-40yd), front and rear load dumpsters (2yd-8yd), and the average curbside trash pick-up. We'll be the company you can count on for all of your residential, commercial, and industrial waste service needs.

Increased YOY growth by over 60% from 2022-2023. Specializing in waste/recycling/medical waste management programs that benefit our clients in determining proper disposal needs, lowering costs and providing extraordinary service. We help to decrease waste disposal bills through "right sizing" of containers, initiating and/or maximizing recycling programs, streamlining service days and rate negotiating through power buying and industry experience.