Mr. James A. Pedison, PE and Mr. H. R. Henderson, PE founded EnDeCo in 1971 to serve the community of Marshall, Texas and local industries. 
Employed with the firm since 1971, Mr. James W. Quinn, PE purchased EnDeCo in 1999 and currently serves as its Senior Project Engineer. Mr. Jon Bowlin acquired the company in 2013 and is the firm’s President. Stephen Knight, PE joined EnDeCo in June of 2014.  
EnDeCo specializes in industrial plant design work.  Our experience includes Civil, Structural, and Mechanical Design in the following industries: Frac Sand; Frac Sand Transload Facilities; Cement; Sand, Gravel and Crushed Stone; Bulk Material Terminals; Fly Ash Production; Wood Products; Fabrication and a variety of other industries.
A Few of our Clients...
Mailing:  P.O. Box 329  Marshall, TX 75671-0329    ~•~   Office:  601 W. Pinecrest Dr.    Marshall, TX 75670-7136
Phone: (903) 935-9369     ~•~     Email: endeco@endeco.net