Concentric Group, LLC - A Hubzone and Service Disabled Veteran Owned Company

Key Personnel
Vincent Casillo
Vincent Casillo has more than thirty years experience in engineering and construction.
A graduate of West Point Military Academy, Vince was a captain in the U.S. Army
before he began his career in the engineering and construction fields in 1972. Since
that time, he has been involved with engineering, estimating, supervising, and managing
construction projects.
Vince received his Master’s Degree in Civil Engineering from the Polytechnic Institute
of New York in Brooklyn. He also holds numerous OSHA certifications including that
of an Outreach Trainer.
Elie Cherbaka
Mr. Cherbaka has over twenty years of knowledge in the construction and engineering
fields. He has extensive experience in client relations as well as managing projects,
estimating projects, and supervising staff. Mr. Cherbaka received his Master’s Degree
in Civil Engineering from the University of Southwestern Louisiana, Lafayette.
Elie holds several certifications and registrations including many OSHA safety certifications
and hazardous materials handling. He holds a 30-Hour OSHA Occupational Certification,
has completed US Army Corps of Engineers’ Construction Quality Management for Contractors,
and is a member of the American Society of Civil Engineers.
Elie’s resume of highly technical and intricate renovation and new construction
projects includes clients such as the US Veteran’s Administration, the US General
Services Administration, the US Army Corps of Engineers, and the US Military Academy
at West Point.