Caelum Research Corporation, a woman-owned small disadvantaged business (WOSB,SDB) headquartered in the I-270 Technology Corridor in Rockville, Maryland, was founded in 1987 by Michael Yeh, Ph.D. and Diana Yeh. Caelum's original focus was on scientific research, primarily in the atmospheric sciences. We have since expanded our core competencies to encompass Information Technology and Aerospace Engineering as well as Applied Sciences. With over 200 employees, we have offices in several locations. Caelum has been recognized over the years by numerous awards for contractor excellence, technical achievement, and corporate success.

Caelum offers high-quality services, which include stability, dependability, and flexibility in all our work.

Our business strategy is to: