Aircuity, Inc. provides intelligent indoor air monitoring systems. It provides building owners with energy savings through its measurement solutions and by combining real-time sensing and continuous analysis of indoor environments. Its Aircuity Advisor Services is a series of products that provide analysis of the critical environmental parameters in customer's facility and Aircuity Assurance Services. The firm’s services include sensor assurance, reporting, monitoring, and hardware assurance. The company was founded by Gordon P. Sharp, Eric M. Desrochers and David R. Belleville in 2000 and is headquartered in Newton, MA.

Corning Precision Materials Korea Co., Ltd. produces electronic core parts and glass substrates. It operates through following business segments: Display Technology, Environmental Technology, Optical Communication, Life Science, and Specialty Material. The company was founded on April 20, 1995 and is headquartered in Seoul, South Korea.

Part of Haier Smart Home Co., Ltd., Qingdao Haier Air Conditioner Co., Ltd. is a Chinese company located in Qingdao that manufactures and distributes air conditioner, refrigeration equipment, and related products. On May 15, 2007 Haier Smart Home Co., Ltd. acquired Qingdao Haier Air Conditioner Co., Ltd. from Haier Group Corp. for $58.61 million.

Part of Haier Smart Home Co., Ltd., Qingdao Haier Air Conditioning Electronics Co., Ltd. is a company headquartered in Qingdao, China, that manufactures and distributes air conditioner products and other cooling equipment. It was acquired by Haier Smart Home Co., Ltd. on October 30, 2014.

Haier Smart Home Co., Ltd. engages in the manufacture, sale, research and development of household electrical appliances. Its products include refrigerators, freezers, dishwashers, microwaves, wine cellars, beer dispensers, beverages centers, light-emitting diode television, high definition and digital video disc combo, laundry washers and dryers, room air conditioners, portable air conditioners, dehumidifiers, through-the-wall air, heat or cool air conditioners, ductless split air conditioners, package terminal air conditioners and other household appliances. It operates through the following segments: China Smart Home Business; Overseas Home Appliance and Smart Home Business, and Other Business. The China Smart Home Business segment consists of internet of food, clothing, air energy, and whole house water solutions. The Overseas Home Appliance segment includes GE Appliances, Fisher and Paykel Appliances, and Candy. The Other Business segment offers channel, equipment component, and small home appliance business. The company was founded on December 26, 1984 and is headquartered in Qingdao, China.

Fixcel Group Oy, part of Randum Oy, is a Finnish company located in Helsinki. The firm manufactures steel cell structures. On August 01, 2022 Parmaco Oy acquired Fixcel Group Oy.

Suzhou Dihill Green Technology Co., Ltd. (doing business as Emperor Environmental Protection) is a private company headquartered in Suzhou, China. The firm manufactures filtration equipment. It was founded in 2011. Xiu He Lu is currently the CEO of the company.

Umbrella Environmental Technology Chengdu Co., Ltd., established on 2015-06-25, Business scope includes environmental science and technology research,technical consulting,Technology Promotion,technology transfer;R & D and sales of environmental protection equipment;Sales:Equipment,Wujinjiaodian,Chemical products and raw materials(Does not contain dangerous goods);Indoor Air Quality Testing Services(Can only be operated after obtaining the relevant administrative license);Air Pollution Control Services;Environmental Pollution Control;Water treatment equipment sales and installation.(Projects subject to approval by relevant departments according to law,Operations can only be carried out after approval).

Zhejiang Maishi Technology Co., Ltd., established on 2017-08-08, Business scope includes general items:Development of new materials and application technologies;Technology development of environmental technologies,Technical Services,technical consulting,Achievement transfer;Environmentally friendly products,Environmental protection products,Green facilities,Special materials and equipment for environmental pollution treatment,Technology research and development of nanomaterials,Sales;Research and development of disinfection products,Production,Sales;R&D and consulting of computer network technology;one type,Sales of Class II Medical Devices;Chemical Products(Free of Hazardous Chemicals),new textile materials,functional fiber,Electromechanical equipment and accessories,Rubber products,Metal materials and products,knitted goods,building materials,Instrumentation,electronic product,Glass product,paper products,stationery,arts and crafts(Remove cultural relics),water-based paint(Removal of hazardous chemicals)promotion of;Air Quality Testing,Air Pollution Control Consulting Services;Sales of air pollution control products;Import and export,Technology Import and Export.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Jiaxing Maizhi New Material Technology Co., Ltd., established on 2019-04-02, Business scope includes general items:Research and development of bio-based material polymerization technology;Engineering and Technology Research and Experimental Development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;synthetic material(Photocatalytic materials only,nanomaterials,Polymer Materials)manufacture(Free of Hazardous Chemicals);Manufacture of Home Textiles;Manufacture of technical textile products;consultation service(New textile material testing only,Functional Fiber Testing,Air Quality Testing,Air Pollution Control);Environmental Consulting Services;Needle Textile Wholesale;Wholesale of hardware products;Chemical product sales(No licensed chemical products);Professional Design Services;daily mask(non-medical)Production;daily mask(non-medical)Sales;Wholesale medical masks(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:Production of medical masks;Import and export;Technology Import and Export(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).

GS Engineering & Construction Corp. engages in the construction and civil engineering services. It operates through the following businesses: Plant, Power Environment, Housing, Architecture, Civil Engineering and Development. The Plant business includes petrochemical oil and gas. The Power Environment business provides water and wastewater treatment, waste treatment and recycling, combined cycle and thermal power plant, nuclear power plant, co-generation and district heating. The Housing business offers apartments and housing projects. The Architecture business includes office buildings, education, research and medical healthcare facilities, culture, leisure, sports facilities, clean rooms, manufacturing facilities, logistics and remodeling. The Civil business provides roads, bridges and railroads, underground spaces, river development and marine works. The Development business includes domestic and overseas development projects. The company was founded on December 19, 1969 and is headquartered in Seoul, South Korea.

Samsung Corning Co., Ltd. produces and sells electronic core parts. It provides glasses for televisions and computer monitors, braun tubes, flat braun tubes, ITO coating glasses for liquid crystal displays, and transformers used for videocassette recorder head drums. The company was founded in 1973 and is headquartered in Kangnam-Gu, South Korea.

Raytheon, established on 1998-04-07, Business scope includes contracting design and construction projects of Shanghai Elf Ato Hydrogen Peroxide Co., Ltd..

Shenzhen Institute of Building Research Co., Ltd. engages in the provision of integrated technical services and solutions for green building and eco-city construction, including research, planning, design, consulting, testing, management, and operation. It operates through Urban green development service segment and Green habitat trust service segment. Urban green development service segment provides urban planning, architectural design, and other technical consulting services. Green habitat trust service segment integrates green building design optimization, engineering performance quality testing, inspection and certification, and comprehensive technical research and consulting. The company was founded in 1982 and is headquartered in Shenzhen, China.

Tianjin United Environmental Engineering Design Co., Ltd., established on 1994-08-03, Business scope includes environmental science and labor protection,new energy,Opto-Mechatronics,Electronics and Information,energy saving,New material technology and product development,consult,Serve,transfer;Energy saving project,Environmental Engineering and Design;Engineering Investigation,supervision;Pollution Control and Environmental Restoration Projects;Ecological construction and landscape greening;engineering maintenance;Environmental protection equipment and products,energy saving equipment,Research and development of environmental monitoring instruments,processing,manufacture,repair;Chemical Products(dangerous goods,Precursor Drugs Excluded),sewage treatment agent,building materials,metallic material,Office Supplies,Wholesale and retail of environmental protection equipment;Engage in import and export business permitted by national laws and regulations;Post pictures;copy,photocopy,Print;Car rental,Environmental protection equipment rental.(If the above business scope involves industry licensing, the license certificate,Operate within the validity period,If the country has special franchise regulations, it shall be handled in accordance with the regulations)

Ningxia High Energy Environmental Protection Technology Co., Ltd., established on 2019-04-19, Business scope includes general items:Sales of new catalytic materials and additives;New material technology research and development;Eco-environmental material manufacturing;Soil Pollution Control and Restoration Services;Soil Environmental Pollution Prevention and Control Services;Environmental Protection Monitoring;Air Pollution Control;water pollution control;Water Environment Pollution Prevention and Control Services(Except for licensed business,Can independently operate projects that are not prohibited or restricted by laws and regulations)

Shanghai Nanotechnology and Application National Engineering Research Center Co., Ltd., established on 2004-08-20, Business scope includes research and development of nanotechnology and related technologies,Production and sales of nano-related products,Technology development in the nanosphere,technology transfer,technical consulting,Technical Services,Investment in projects and products,account Serive. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

Beijing Maikang Environmental Protection Technology Co., Ltd., established on 2014-05-06, Business scope includes technology development,Technology Promotion,technical consulting,Technical Services,technology transfer;Production of special equipment for water treatment,Water purification equipment,Special equipment for water quality monitoring,Straight water dispenser,Water Purifier,water filter,sparkling water machine,Special equipment for air purification,air conditioning equipment,Intelligent special equipment,sensor,controller,Electric food processing equipment,household appliances,Special machinery and equipment for water resources,Fresh air equipment(Restricted to carry out production activities in other cities);computer system integration;Computer System Services;data processing;lease special equipment;Retail computer software and auxiliary equipment,Professional setting,Equipment,Electrical Equipment,household appliances,electronic product,Instrumentation,metallic material,building materials,decorative material;Import and export,Technology Import and Export;Environmental Monitoring Service.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Tianjin Tianchao Dingsheng Environmental Protection Technology Co., Ltd., established on 2015-03-13, Business scope includes scientific research and technical service industry;Information transfer,Software and information technology service industry;business services;Wholesale and retail trade.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shanghai Yongyi Environmental Engineering Co., Ltd., established on 2013-09-11, Business scope includes licensed projects:Construction Engineering Construction.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments) General project:Environmental protection special equipment sales;Environmental Consulting Services;Indoor Air Pollution Control;Environmental Protection Monitoring;Sales of air pollution monitoring and testing instruments;Housekeeping;Professional cleaning,to clean,Disinfection service;Information Consulting Service(Not including licensing information consulting services);property management;electronics sales;Wholesale of computer software, hardware and auxiliary equipment;Retailing of computer software, hardware and auxiliary equipment;Machinery sales;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)