C4 Group, LLC
SEAL Delivery Vehicles (SDV)
C4 Group, LLC
Mechanical Design, Analysis and Manufacturing
Custom
Craft
Components
Composites
C4's two key personnel have a combined SDV experience of 50 plus years as a Navy
SEAL SDV operator, Instructor, Designer, Test Pilot and with the manufacture, overhaul
and repair of SDVs.
Both C4 employees were highly involved in the development of the
US Navy's Mk 8 Mod 1 SDV (Gator Class). as well as
The Columbia Groups Dolphin
Class SDV.  We served
as the Senior Mechanical Designer, Subject Matter Expert, Test
Pilot
, Instructor, Lead Technician and Composites Supervisor for their SDV program.