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The Colinas Group, Inc., (TCG) is an employee-owned engineering and environmental consulting firm founded in Lakeland, Florida in April 1998 by Mark R. Stephens, P.G., P.E., and Charles S. Freed, P.E..  TCG has offices in Lakeland, Orlando, and Sarasota and is incorporated under the laws of the State of Florida.

TCG provides an array of comprehensive environmental and civil engineering consulting services.  We provide these services in a cost effective, timely manner by our licensed professionals, each of which have provided these services for more than 30 years.
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A personal, common sense approach that provides innovative solutions is the hallmark of the TCG professionals.  Each maintains a good rapport with regulatory agencies and TCG’s professional staff has developed an excellent reputation in the fields of civil engineering, hydrogeology, geology, hydrology, and environmental engineering.

TCG’s Mission Statement:
‍TCG will provide high quality, responsive service to our clients in a timely and cost conscience manner. 

Our ability to provide quality-oriented services to our clients is demonstrated by our long-term relationships with our clients and our record of repeat business. TCG combines engineering and scientific disciplines, along with common sense and a practical approach, to develop cost-effective solutions that are accepted by industry and federal, state and local environmental regulatory agencies.  The scientific and engineering disciplines provided by TCG include environmental consulting, hydrogeology, geology, hydrology, and civil engineering.

The ability of any firm to provide competent technical services lies in the experience and capabilities of the firm's professional staff. TCG professionals are seasoned professionals with broad project management skills and technical experience. This experience is also supported by the in-house resources necessary to implement cost and schedule control.

We believe a testimony to the quality of work performed by TCG's professionals is demonstrated by TCG's continuous, long-term working relationships that have been established with numerous clients. A few representative clients with whom we have maintained long term relationships include Clay County Port/Reynolds Industrial Park, CEMEX Construction Materials Florida, Earth Resource Holdings, LLC., WTF Assets Corp, King William Sand & Gravel Company, Orlando Drum Company, Seminole County Florida, Holland & Knight, Manatt, Phelps & Phillips, LLP, Kerry I & F, Brunswick Corporation, Sea Ray Boats, Southeast Environmental Solutions, Dundee Citrus, Florida Communications and Development Group, Wheeler Farms, Inc. and Mayaca Materials. 

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