Sean P. Cashen, P.E., LEED AP


Sean has over 34 years of experience designing, coordinating and managing a variety of land development projects in the Tampa Bay Area and throughout Florida. His expertise includes professional consulting and design, project management, master drainage analysis and modeling, construction plan preparation, roadway improvement plans, master utility design, preparation and processing of permits and construction management.  As Principal in Charge he is responsible for all aspects of site layout design and construction plan and permitting submittal preparation.  He has a thorough knowledge of hydraulics and stormwater management systems, storm sewer and utility systems design, environmental permitting and roadway/intersection design through exposure to numerous institutional, commercial, residential and public projects.  He has worked closely with attorneys, architects, soils engineers, surveyors, environmental scientists, contractors and other professionals to achieve and exceed project goals.  
B.S., Civil Engineering, University of Notre Dame, 1985
Registered Professional Engineer, 1990, State of Florida Certificate No. 42505

Leadership in Environmental and Energy Design Accredited Professional (LEED AP), June 2009
American Society of Civil Engineers (ASCE)

Greater Pinellas Chamber of Commerce

Notre Dame Club of Tampa Bay


  • Centerstate East Office/Warehouse Complex, Polk County
  • Walden Woods Subdivision (149 lots), Plant City, Florida
  • Disston Plaza Publix Shopping Center, St. Petersburg, Florida
  • Westshore Publix, Tampa, Florida
  • Baycare Bloomingdale Medical Complex, Hillsborough County, Florida
  • Iasis Medical Offices, Pinellas County
  • Morton Plant Axelrod Pavilion Hospital Complex, Pinellas County
  • Baycare Surgical Center, Pasco County
  • Baycare Van Dyke Imaging Center, Pasco County
  • St. Petersburg College Veterinary Technical Center, Pinellas County
  • St. Pete College Epicenter Campus Project, Pinellas County
  • St. Pete College Ethics & Social Sciences Building, Pinellas County
  • City of Largo Environmental Services Warehouse Facility, Pinellas County
  • West Zephyrhills Elementary School, Zephyrhills
  • Walsingham & Southern Oaks Elementary School, Facilities & Athletic Field Expansion, Pinellas
  • Lansbrook Commons Park Complex, Pinellas County
  • Shoppes at the Royale Shopping Center, Pinellas County
  • Skylark Shopping Center, Pinellas County
  • Shoppes at Golden Acres Shopping Center, Pasco County
  • Sabal Ridge Apartment Complex, Hillsborough County
  • Aluna Largo Apartment Complex, Pinellas County
  • Booker Creek Apartment Complex, Pinellas County
  • Gateway Apartments, Pinellas County