Subsidiaries:
Callahan Development Corporation
CallaHan Development Enterprises, Inc. (Framing & Steel Stud Framing)
CallaHan General Engineering Construction, Inc. CallaHan Engineering Contractors, Inc. CallaHan Engineering Enterprises, Inc. (Utility Contractor)
CallaHan Concrete Construction Company, Inc. CallaHan Paving Company, Inc. CallaHan Traffic Control Company, Inc. Michael Callahan Pumpi
ng & Septic Construction Company, Inc. Calrrodi Enterprises Concrete Construction Company, Inc. Calrrodi Enterprises Foundation Drilling & Shoring, Inc
Calrrodi Enterprises Concrete Pumping, Inc. Calrrodi Enterprises Pool Construction, Inc. Calrrodi Enterprises Paving Company, Inc. Calrrodi Enterprises Traffic Control Company, Inc. Calrrodi Enterprises Windows & Door Company, Inc. Calrrodi Enterprises Real Estate Management Company, Inc. Calrrodi Birdview Landscape Companies, Inc. Subsidiaries:
Calrrodi Birdview Landscape Development & Construction, Inc. Calrrodi Birdview Landscape Maintenance, Inc. Calrrodi Birdview Golf Course Maintenance, Inc. Calrrodi Birdview Tree Care Service, Inc. Calrrodi Birdview Tree Company, Inc. Custom Estate Gardens By Calrrodi Birdview, Inc. Calrrodi Enterprises Architecture & Engineering Companies, Inc. Subsidiaries:
Michael J. Callahan & Associates Architects, Inc. Michael Callahan Landscape Architecture, Inc. Michael Callahan & Associates Interior Design, Inc. (Los Angeles, New York, Miami, Colorado, Hawaii)
Michael Callahan Engineering Group, Inc. Calrrodi Enterprises Development & Investment Companies, Inc. (Real Estate, Real Estate & Property Development, Real Estate Investment)
Callahan & Associates Real Estate Collections, Inc. (Real Estate Brokerage)
Callahan & Associates Real Estate Collections (Los Angeles)
Callahan & Associates Real Estate Collections ( New York)
Calrrodi Real Estate Development, Inc. Michael Callahan Development Corporation
Calrrodi Birdview Special Event Companies, Inc. Subsidiaries:
Calrrodi Birdview Special Event Construction, Inc. (Temporary Services)
Calrrodi Birdview Special Event Production, Inc. Calrrodi Birdview Special Event Planning, Inc. Calrrodi Birdview Wedding Planning, Inc. Calrrodi Birdview Special Event And Rentals, Inc. Calrrodi Birdview Tent Rentals, Inc. Calrrodi Bridview Lighting and Power, Inc. Calrrodi Birdview Catering Services, Inc.
