Best Environmental Services Stocks 2021

Waste Management, based in Houston, Texas, is the leading provider of comprehensive waste management environmental services in North America, providing services throughout the United States and Canada. Through its subsidiaries, the Company provides collection, transfer, disposal services, and recycling and resource recovery. It is also a leading developer, operator, and owner of landfill gas-to-energy facilities in the United States. The Company's customers include residential, commercial, industrial, and municipal customers throughout North America.

Republic Services, Inc. is an industry leader in U.S. recycling and non-hazardous solid waste disposal. Through its subsidiaries, Republic's collection companies, transfer stations, recycling centers, landfills and environmental services provide effective solutions to make responsible recycling and waste disposal effortless for its customers across the country. Its 36,000 employees are committed to providing a superior experience while fostering a sustainable Blue Planet® for future generations to enjoy a cleaner, safer and healthier world.

Waste Connections is an integrated solid waste services company that provides non-hazardous waste collection, transfer and disposal services, along with resource recovery primarily through recycling and renewable fuels generation. The Company serves more than seven million residential, commercial and industrial customers in mostly exclusive and secondary markets across 43 states in the U.S. and six provinces in Canada. Waste Connections also provides non-hazardous oilfield waste treatment, recovery and disposal services in several basins across the U.S., as well as intermodal services for the movement of cargo and solid waste containers in the Pacific Northwest.

Clean Harbors is North America’s leading provider of environmental and industrial services. The Company serves a diverse customer base, including a majority of Fortune 500 companies. Its customer base spans a number of industries, including chemical, energy and manufacturing, as well as numerous government agencies. These customers rely on Clean Harbors to deliver a broad range of services such as end-to-end hazardous waste management, emergency spill response, industrial cleaning and maintenance, and recycling services. Through its Safety-Kleen subsidiary, Clean Harbors also is North America’s largest re-refiner and recycler of used oil and a leading provider of parts washers and environmental services to commercial, industrial and automotive customers. Founded in 1980 and based in Massachusetts, Clean Harbors operates in the United States, Canada, Mexico, Puerto Rico and India.

Tetra Tech is a leading provider of high-end consulting and engineering services for projects worldwide. With 20,000 associates working together, Tetra Tech provides clear solutions to complex problems in water, environment, sustainable infrastructure, and renewable energy. The Company is Leading with Science® to provide sustainable and resilient solutions for its clients.

Casella Waste Systems, Inc., headquartered in Rutland, Vermont, provides solid waste management services consisting of collection, transfer, disposal, and recycling services in the northeastern United States.

Evoqua Water Technologies is a leading provider of mission-critical water and wastewater treatment solutions, offering a broad portfolio of products, services, and expertise to support industrial, municipal, and recreational customers who value water. Evoqua has worked to protect water, the environment, and its employees for more than 100 years, earning a reputation for quality, safety, and reliability around the world. Headquartered in Pittsburgh, Pennsylvania, the company operates in more than 160 locations across ten countries. Serving more than 38,000 customers and 200,000 installations worldwide, its employees are united by a common purpose: Transforming Water. Enriching Life.

Advanced Disposal Services, Inc. offers waste disposal, collection and recycling services for residential, commercial, industrial and construction customers. The firm's services include recycling, residential, commercial, landfils, special waste, and transfer stations. It operates through the following segments: South, East, Midwest, and Corporate. The company was founded in November, 2000 and is headquartered in Ponte Vedra Beach, FL.

Covanta Holding Corporation is a world leader in providing sustainable waste and energy solutions. Annually, Covanta's modern Waste-to-Energy ('WtE') facilities safely convert approximately 21 million tons of waste from municipalities and businesses into clean, renewable electricity to power one million homes and recycle 600,000 tons of metal. Through a vast network of treatment and recycling facilities, Covanta also provides comprehensive industrial material management services to companies seeking solutions to some of today's most complex environmental challenges.

US Ecology, Inc. is a leading provider of environmental services to commercial and government entities. The Company addresses the complex waste management and response needs of its customers offering treatment, disposal and recycling of hazardous, non-hazardous and radioactive waste, leading emergency response and standby services, and a wide range of complementary field and industrial services. US Ecology's focus on safety, environmental compliance, and best-in-class customer service enables us to effectively meet the needs of US Ecology's customers and to build long lasting relationships. US Ecology has been protecting the environment since 1952.

Heritage-Crystal Clean, Inc. provides parts cleaning, used oil re-refining, and hazardous and non-hazardous waste services primarily to small and mid-sized customers in the vehicle maintenance sector as well as manufacturers and other industrial businesses. The company's service programs includes parts cleaning, containerized waste management, used oil collection and re-refining, vacuum truck services, waste antifreeze collection, recycling and product sales, and field services. These services help its customers manage their used chemicals and liquid and solid wastes, while also helping to minimize their regulatory burdens. Heritage-Crystal Clean, Inc's customers include businesses involved in vehicle maintenance operations, such as car dealerships, automotive repair shops, and trucking firms, as well as small-to-medium sized manufacturers, such as metal product fabricators and printers, and other industrial businesses. Through its used oil re-refining program during 2020, the Company recycled approximately 61 million gallons of used oil into high quality lubricating base oil, and it is a supplier to firms that produce and market finished lubricants. Through its antifreeze program during 2020, the Company recycled approximately 3.7 million gallons of spent antifreeze which was used to produce a full line of virgin-quality antifreeze products. Through its parts cleaning program during 2020 the Company recycled 4 million gallons of used solvent into virgin-quality solvent to be used again by its customers. Through its containerized waste program during 2020 the Company collected 20 tons of regulated waste which was sent for energy recovery. Through its vacuum services program during 2020 the Company treated approximately 52 million gallons of wastewater. Heritage-Crystal Clean, Inc. is headquartered in Elgin, Illinois, and operates through 89 branches serving approximately 91,000 customer locations.

Hudson Technologies is committed to employing its engineering and chemistry know-how to provide their customers with economic solutions that also provide significant environmental benefits to all. Their solutions include, but are not limited to: capturing and recycling refrigerants and other ozone depleting and global warming gases; optimizing energy systems to reduce energy consumption and increase operating efficiency thereby lowering their overall carbon footprint; development and support of best practices to enable equipment operators to lower their footprint on the environment. Their mission is global in scope and their solutions are designed to serve the US as well as other developed nations and developing economies throughout the world.

With 30 years of experience, Charah® Solutions, Inc. is a leading provider of environmental services and byproduct sales to the power generation industry. Based in Louisville, Kentucky, Charah Solutions assists utilities with all aspects of managing and recycling ash byproducts generated from the combustion of coal in the production of electricity. The Company also designs and implements solutions for ash pond management and closure, landfill construction, fly ash sales, and structural fill projects. Charah Solutions is the partner of choice for solving customers' most complex environmental challenges, and as an industry leader in quality, safety, and compliance, the Company is committed to reducing greenhouse gas emissions for a cleaner energy future.

Quest is a national provider of waste and recycling services to customers from across multiple industry sectors that are typically larger, multi-location businesses. In addition, Quest’s programs and services enable customers to address their environmental and sustainability goals and responsibilities. Quest provides information that tracks and reports the environmental results of Quest’s services, provides actionable data to improve business operations, and enables customers to address their environmental and sustainability goals and responsibilities.

Perma-Fix Environmental Services, Inc. is a nuclear and waste management services company, and a leading provider of nuclear and mixed waste management services. The Company's nuclear waste services include management and treatment of radioactive and mixed waste for hospitals, research labs and institutions, federal agencies, including the U.S Department of Energy ('DOE'), the U.S Department of Defense ('DOD'), and the commercial nuclear industry. The Company's nuclear services group provides project management, waste management, environmental restoration, decontamination and decommissioning, new build construction, and radiological protection, safety and industrial hygiene capability to its clients. The Company operates four nuclear waste treatment facilities and provides nuclear services at DOE, DOD, and commercial facilities, nationwide.

Headquartered in Houston, Texas, Sharps Compliance is a leading business-to-business services provider to the healthcare, long-term care and retail pharmacy markets. Sharps Compliance offers comprehensive solutions for the management of regulated medical waste, hazardous waste and unused medications.

Vertex Energy Inc. is a middle market consolidator, refiner and re-refiner of distressed petroleum streams, such as used oil, transmix, fuel oils and off-specification commercial chemical products.

Aqua Metals, Inc. is reinventing metals recycling with its patented hydrometallurgical AquaRefining™ technology. Unlike smelting, AquaRefining is a room temperature, water-based process that emits less pollution. The modular Aqualyzers™ cleanly generate ultra-pure metal one atom at a time, closing the sustainability loop for the rapidly growing energy storage economy. The Company's offerings include equipment supply, services, and licensing of the AquaRefining technology to recyclers across the globe. Aqua Metals is based in McCarran, Nevada.

JanOne is focused on developing treatments for diseases that cause severe pain. By alleviating pain at the source, JanOne aims to reduce the need for opioid prescriptions to treat disease associated pain that can lead to opioid abuse. The company is also exploring solutions for non-addictive pain medications. Its lead candidate JAN101 is for treating peripheral artery disease ('PAD'), a condition that affects over 8.5 million Americans. JAN101 demonstrated positive results in a Phase 2a clinical trial, and Phase 2b trials are expected to begin in early 2021. JanOne is dedicated to funding resources toward innovation, technology, and education for PAD, associated vascular conditions and neuropathic pain.

Ecology & Environment, Inc. engages in the provision of environmental consulting services. It operates through the United States and South American Operations segments. Its clients include governments, industries, multinational corporations, organizations, and private companies. The company was founded by Gerald A. Strobel, Frank B. Silvestro, and Ronald L. Frank on February 1, 1970 and is headquartered in Lancaster, NY.

Estre Ambiental, Inc. engages in the provision of a full range of waste-related and environmental services, which comprises of every step of the waste management chain. It operates through the following business segments: Collection & Cleaning Services, Landfills and Oil & Gas. The Collection & Cleaning Services segmeng includes, primarily, household collection, pursuant to exclusive contracts with municipalities across Brazilian states. The Landfills segment refers to the ownership and operation of portfolio of landfills in Brazil, which is consist of both hazardous and non-hazardous waste. The Oil & Gas segment provides on-site and off-site biological remediation of contaminated soil, primarily to one main client, Petrobras. The company was founded by Wilson Quintella Filho and Gisele Mara de Moraes in 1999 and is headquartered in Sao Paulo, Brazil.

Recycling Asset Holdings, Inc. engages in the provision of waste management services and trade of steel products. It purchases ferrous and non-ferrous scrap materials and stainless steel from industrial and commercial steel generators, scrap dealers and peddlers. The firm processes through sorting, cutting, baling, and shredding and sells it to steel mini-mills, steel makers and foundries. The company was founded by Harry Kletter in October 1953 and is headquartered in Louisville, KY.

Avalon Holdings Corporation provides transportation, waste disposal brokerage and management, and technical environmental services. The Company's services include environmental engineering, site assessment, analytical laboratory, and landfill management services. Avalon serves industrial, commercial, and governmental customers.

Appliance Recycling Centers of America, Inc. engages in the provision of turnkey appliance recycling and replacement services for utilities and other sponsors of energy efficiency programs. It operates through the Recycling, and Technology segments. The Recycling segment focuses on turnkey appliance recycling program. The Technology segment develops technology to enable low cost, location-based products and services through the use of Cell-ID technology. The company was founded by Edward R. Cameron in 1976 and is headquartered in Minneapolis, MN.

Attis Industries, Inc. is a holding company, which engages in the provision of waste collection, transportation, recycling and disposal services. It operates through the following segments: Technologies and Innovations. The Technologies segment focuses on producing sustainable materials and fuels from renewable sources through Mobile Science Technologies, Inc. The Innovations segment produces materials used in the markets such as bioplastics, consumer goods, adhesives, carbon fiber, renewable fuels, and green chemicals. The company was founded in November 1993 and is headquartered in Milton, GA.