Celebrating

30 Years

of Service

Circle Design Group, Inc. is an HVAC, Plumbing, Fire Protection, Lighting and Electrical design

consulting engineering firm founded in 1982.  Located in Indianapolis, Indiana, Circle Design Group, Inc.

is recognized as one of the largest consulting engineering firms in the state.  Circle Design Group, Inc.

employs a stable staff of more than 30 design and engineering professionals.

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