Technest Holdings, Inc., through its wholly owned subsidiaries, offers imaging products and complete solutions for three-dimensional imaging and display, intelligent surveillance, and three-dimensional facial recognition in the United States. The company engages in the design and fabrication of customized remote sensor systems and platforms; remote sensor data collection, data signal processing, and data exploitation; and training in the use of remote sensor systems and data. It offers its products to the United States Department of Defense and various other United States intelligence agencies, as well as to educational and medical institutions, and private commercial entities. The company is based in Boston, Massachusetts. Technest Holdings, Inc. is a subsidiary of Markland Technologies, Inc.