Tianjin Eco-City Environmental Protection Co., Ltd. is a joint venture company headquartered in Tianjin, China. The firm constructs, operates, and invests in sewage and water systems and other pollution control systems; provides sewage treatment services.

Shandong Liquan Environmental Engineering Consulting Co., Ltd., established on 2015-06-03, Business scope includes general items:Soil Pollution Control and Restoration Services;water pollution control;Water Environment Pollution Prevention and Control Services;Solid Waste Treatment;Ecological Restoration and Ecological Protection Services;Environmental Consulting Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Sewage Treatment and Its Reuse;Construction engineering design;Various construction activities(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results)

Southern California Gas Co. engages in the distribution and transmission of natural gas. It offers natural gas services to residential, commercial, industrial, utility electric generation, and wholesale customers. It supplies in the fields of transportation, construction, agriculture, rail and ports, and pipeline. The company was founded in 1867 and is headquartered in Los Angeles, CA.

SK ekoplant is a top-tiered global city developer and infrastructure builder. SK ekoplant is one of the leading subsidiaries of SK group. SK ekoplant is one of the world’s best companies in the engineering industry, undertaking plants on EPCC basis (Engineering, Procurement, Construction and Commissioning) in the fields of Refineries, Petrochemicals, Fertilizer, Industrial Plants and Environmental Plants, Plants to wireless mobile communication equipment worldwide. As a major player in high-tech engineering market of the 21st century, SK ekoplant is committed to becoming the top-tier company by acquiring the drive for the future growth through the expansion of overseas markets and the launching of new products and by successful establishing the developed enterprise structure through improvement of internal system and process as well as performance assessment system. SK ekoplant is currently carrying out huge projects in U.S, Saudi Arabia, China, Thailand, Vietnam, India, Ecuador, Qatar, Algeria, Venezuela and CIS. This outstanding achievement is the culmination of SK ekoplant's extensive project experience, superior technology, and talents.

Dongmyung Enterprise Co. Ltd. is a private company headquartered in the South Korea that provides environmental remediation services.

Hyorim Industries, Inc. is a private company headquartered in Seongnam, the South Korea, that provides water treatment facilities to sewage treatment plants. Tae-Hoon Nam is the current CEO of the firm.

Constructs offices, industrial buildings, residential houses and hotels

Thermatrix, Inc. manufactures industrial process equipment to filter hazardous air pollutants. The company also provides stand-alone emission control devices through large-scale process treatment systems or from basic engineering services to process-integrated turnkey pollution control systems. Thermatrix is located in Blue Bell, PA.

Tianjin Xinsheng Environmental Development Co., Ltd., established on 2009-01-22, Business scope includes undertaking environmental pollution control projects;sewage treatment,Reclaimed water production,Investment construction and operation and maintenance of water resources comprehensive utilization system;Soil remediation project;Water pollution control project;Construction and maintenance of solid waste pollution control projects and technical consultation, etc.;Investment, construction, operation and maintenance of sanitation-related systems;Research and development of environmental protection technology and products,consult,Serve;Manufacturing of Environmental Protection Equipment,Sales and related technical consulting services;Repair and maintenance of public sanitation facilities;Leasing operation of own equipment;the way,green space,the waters,Urban furniture and cleaning services in the park;Cleaning and painting of building exterior walls and municipal facilities;Public toilet cleaning service;Septic tank and cesspool cleaning,Pipe cleaning and dredging;Prevention of various vector organisms,control,disinfect,Technical consultation and wholesale of disinfection equipment,retail;Sanitation and disinfection of various places;Garbage removal service;Recycling of waste materials(productive scrap metal,Contaminated solid waste,except hazardous waste);House demolition construction and other building demolition construction.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Gaiya Environment is a scientific and innovative enterprise specializing in independent research and development of soil remediation technology and equipment. Based on the industrialization and application of scientific research results and the core of independent technological innovation, the company adheres to the strategy of providing customers with one-stop solutions from front-end field to back-end repair through national network layout. Gaiya Environment was founded in 2012 and is based in Suzhou in Jiangsu, China.

Sinochem Civil Engineering Co., Ltd., established on 1991-04-02, Business scope includes licensed projects:Construction labor subcontracting;General contracting of housing construction and municipal infrastructure projects;Construction Engineering Construction;construction professional work;Residential interior decoration;Construction of geological disaster control engineering;Geological disaster control engineering survey;Geological disaster control engineering design;Geological Hazard Risk Assessment;Mapping service;Construction engineering design;Construction Engineering Survey;Mineral Resource Exploration;Water Conservancy Engineering Quality Inspection;Quality inspection of construction projects;Inspection and testing service(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:Sales of construction machinery;Engineering cost consulting business;Construction machinery and equipment rental;Machinery sales;Sales of building materials;Landscaping engineering construction;Ecological Restoration and Ecological Protection Services;Geological disaster management service;Soil Pollution Control and Restoration Services;Soil Environmental Pollution Prevention and Control Services;water pollution control;Water Environment Pollution Prevention and Control Services;Environmental Consulting Services;Environmental Protection Monitoring;Import and export;Land Consolidation Services;Land Survey and Evaluation Services;Foreign contracted projects;Engineering and Technology Research and Experimental Development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Geographic Remote Sensing Information Service;Basic geological survey;Civil Air Defense Engineering Design;Highway and Waterway Engineering Test and Inspection Service;Engineering Management Services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

BCEG Environmental Remediation Co provide soil remediation service. .The company's singular vision is to Bring Environment Back to Nature. The company entered the environmental remediation industry with an established reputation based on rich project experience, strong technological research and development, exceptional operation and management capabilities, and their shareholders’ strong capital management strengths. Offering a world-leading environmental technology and management philosophy, the company aims to becoming the leader in environmental remediation by promoting the development of the industry.

Shell Oil Company is the United States-based wholly owned subsidiary of Royal Dutch Shell, transnational corporation "oil major" of Anglo-Dutch origins, which is amongst the largest oil companies in the world. Approximately 80,000 Shell employees are based in the U.S. The U.S. headquarters are in Houston, Texas. The current president is Bruce Culpepper, a graduate of the University of Alabama. Shell Oil Company, including its consolidated companies and its share in equity companies, is one of America's largest oil and natural gas producers, natural gas marketers, gasoline marketers and petrochemical manufacturers.

The Board of Regents of The University of Texas System, a subsidiary of The University of Texas at Austin, is an American company located in Austin, TX. The firm oversees college activities.

Jiangsu Weishi Environmental Technology Co., Ltd., established on 2016-07-15, Business scope includes technology development in the field of environmental technology engineering;Soil Remediation Engineering,Environmental Engineering,Municipal Engineering,Water conservancy project,Energy saving project,Earthwork design and construction;Hazardous Waste Management;Cleaning Services;Environmental Analysis and Monitoring;Non-medical health information consultation;Fire Safety Technical Consulting;Environmentally friendly products,Technology research and development of energy-saving products,technology transfer,technical consulting,Technical Services;Sales:Green facilities,Non-hazardous chemical products;Self-operated and agent import and export business of various commodities and technologies.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)