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Castellum Inc is engaged in providing information technology services. The company provides financial services, healthcare, and other users of large data applications with services that include intelligence analysis, software development, software engineering, program management, strategic and mission planning, information assurance, cybersecurity and policy support, data analytics, and MBSE. In addition to constantly innovating and enhancing organic capabilities, Castellum is acquiring technology companies in the areas of cybersecurity, information technology, electronic warfare, information warfare, and information operations with businesses in the defense, federal, civilian, and commercial markets.
Euro Tech Holdings Co Ltd is a distributor and manufacturer of technology instruments as well as an environmental engineering services provider. It is engaged in the marketing and trading of water and wastewater related process control, analytical and testing instruments, disinfection equipment, supplies, and related automation systems. There are two operating segments of the company. The Trading and manufacturing segment, which is the key revenue driver, includes distribution of water treatment equipment, laboratory instruments, analyzers, test kits, and related supplies and power generation equipment. The Engineering segment includes water and waste-water treatment engineering and air pollution control business. The majority of the revenue is generated from Hong Kong.