Copyright 2015. James Byrnes, Architect. All Rights Reserved.


Welcome!​

​​Contact us for a free consultation

(815 477-7717) - Jim@jimbyrnesdesigns.com


CUSTOM HOMES, MULTIFAMILY, COMMERCIAL, TENANT BUILD-OUTS,  ADDITIONS, THREE SEASON ROOMS, SCREEN ROOMS, GARAGES, RENOVATIONS 



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​Architects in Crystal Lake, IL.

James Byrnes, Architect has specialized in custom home design for over forty years. He has designed hundreds of residences throughout the Chicago suburbs.

Serving all Chicago suburban locations for over 30 years

 James Byrnes, Architect