Welcome to Connelly & Wicker, Inc. Est. 1983 The firm was established by Robert D. Connelly, P.E. and Marvin L. Wicker, P.E in Jacksonville to provide civil engineering services to developers and governmental agencies. Dedication to our Clients With over 36 years of experience CWI has a proven track record of exceeding client expectations. Profession Our practice focuses on Planning, Engineering, Landscape Architecture for public agencies at local, state and federal levels and for private land developers.