Concejo AB (publ) designs and delivers safety systems for active firefighting. It operates through Concejo Industrier - Optronics Technology, Concejo Industrier - ACAF Systems, Concejo Industrier - SAL Navigation, Concejo Industrier - Firenor International, SBF Funds, and Concejo Ventures segments. The company offers preventive, detection, alarm, firefighting, and support system solutions; testing and system maintenance; spare parts; and consulting services, such as technical calculation, design, risk analysis, and training services. It also provides optical gas detectors; fluorine-free and biodegradable firefighting foam; and ship logs, marine tachographs, and positioning systems. In addition, the company engages in the management of investment funds; transactions services, which include location analysis, acquisitions, and development and sale of properties; capital market and investment activities; and property management services, such as valuation and portfolio, and property strategy and projects, as well as asset, technical, and housing management services. It serves the oil and gas, marine, mining, energy and power, aerospace, and petrochemical plant industries. The company operates in Sweden, Norway, Turkey, the Netherlands, Spain, Greece, Italy, France, Germany, Great Britain, rest of Europe, Canada, the United States, Mexico, South Korea, Singapore, Japan, India, China, Kazakhstan, the United Arab Emirates, rest of Asia, Nigeria, Morocco, rest of Africa, Australia, Brazil, and rest of South America. The company was formerly known as Consilium AB (publ) and changed its name to Concejo AB (publ) in December 2020. The company was incorporated in 1993 and is headquartered in Nacka, Sweden. Concejo AB (publ) is a subsidiary of Platanen Holding Ab.