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Infobird Co., Ltd, through its subsidiaries, operates as a software-as-a-service (SaaS) provider of artificial intelligence (AI) enabled customer engagement solutions in the People's Republic of China. The company offers customer relationship management cloud-based services, such as SaaS and business process outsourcing services to its clients. It also provides AI-powered cloud-based sales force management software, including intelligent quality inspection and intelligent training software to enable its clients to monitor, benchmark, and enhance the performances of agents; consumer product and retail store digitalization solutions; and other services, including software license selling, data analysis, and other professional services. The company serves corporate clients in the finance, education, public services, healthcare, and consumer products industries. Infobird Co., Ltd was founded in 2001 and is based in Beijing, the People's Republic of China.

Sigma Additive Solutions, Inc. operates as a software company. The company offers PrintRite3D, an integrated hardware and software edge computing platform that combines inspection, feedback, data collection, and critical analysis. It also provides PrintRite3D Direct Energy Deposition for metal parts and PrintRite3D Selective Laser Sintering for polymer materials. It serves aerospace, defense, oil and gas, bio-medical, and power generation industries. The company was formerly known as Sigma Labs, Inc. and changed its name to Sigma Additive Solutions, Inc. in August 2022. Sigma Additive Solutions, Inc. was incorporated in 1985 and is headquartered in Santa Fe, New Mexico.

Telkonet, Inc. provides EcoSmart and Rhapsody platforms of intelligent automation solutions for the Internet of Things in the United States. Its platforms provide savings, management reporting, analytics, and virtual engineering of a customer's portfolio and/or property's room-by-room energy consumption. The company offers EcoSmart product suite, including EcoInput, a lighting controller installed directly in line with existing light switches; EcoTouch Thermostat, a touch capacitive thermostat interface; EcoInsight Thermostat, a programmable and controllable wired thermostat; EcoAir Thermostat, a wireless thermostat; EcoSource Controller, a remote HVAC control device; EcoSmart VRF controllers; EcoConnect Bridge, an Ethernet to Zigbee bridge; EcoCommander Gateway, a network-edge gateway server; EcoSense Occupancy Sensor, a remote occupancy sensor; EcoSwitch Light Switch, an energy management product; EcoGuard Outlet, an EcoSmart control; and EcoContact Door & Window Sensor, a remote wireless door/window contact solution. It also provides EcoCentral, a solution for intelligent automation and energy management; EcoCare professional support services; and Rhapsody Platform focuses on utilizing WIFI and Bluetooth Low Energy for mobile app-based setup and configuration. The company serves the hospitality, educational, governmental, healthcare, multiple dwelling units, and other commercial markets. Telkonet, Inc. was founded in 1977 and is headquartered in Waukesha, Wisconsin.

Trans-Lux Corporation designs and manufactures digital display solutions and fixed digit scoreboards. It operates in two segments, Digital Product Sales; and Digital Product Lease and Maintenance. The Digital Product Sales segment sells indoor and outdoor digital product signage products. The Digital Product Lease and Maintenance segment is involved in the lease and maintenance of indoor and outdoor digital product signage. The company offers LED display systems for use by sports arenas and stadiums; financial institutions, including brokerage firms, banks, energy companies, insurance companies, and mutual fund companies; educational institutions; outdoor advertising companies; corporate and government communication centers; retail outlets; casinos, racetracks, and other gaming establishments; airports, train stations, bus terminals, and other transportation facilities; movie theatres; and health maintenance organizations, as well as in various other applications. It also provides TLVision, which consists of full-color video products for use in posting alphanumeric data and displaying of full HD video; and turnkey installation and support services. The company markets its products through direct sales representatives, and a network of independent dealers and distributors in the United States and Canada; and internal sales people and independent distributors in the rest of North America, Europe, the Middle East, South America, Africa, the Far East, and Australia. Trans-Lux Corporation was incorporated in 1920 and is headquartered in New York, New York.