Inc. (DEI) is a
Minority Business Enterprise (MBE), full-service
multi-disciplinary engineering firm established in 1969.
Over the past (34) years, DEI has developed a highly
responsive and specialized practice with emphasis on
mechanical, electrical and environmental engineering.
Our staff consists of 32 professionals and support
staff, all of which are located in the Washington, DC
Metropolitan Area. Since its inception, DEI
has completed over 800 projects totaling
approximately $1.5 billion in construction value.
DEI was established under a
single premise: to offer value engineered solutions for
engineering challenges to private and public sector
Since that time, we have provided innovative and
cost-effective engineering design solutions that enhance
our clients' environments. We have been able to
accomplish this by employing highly qualified
professionals, using state-of-the-art technology, and
being dedicated to our clients' objectives.