DHC-6 Twin Otter
DHC-6 Twin Otter
RW Martin hangar in Murrieta, California
Welcome to RW Martin

Twin Otter Modifications and Other Aircraft Services

R.W. Martin, Inc. (RWMI), a wholly owned subsidiary of IKHANA Group, Inc., is an aircraft modification facility specializing in both fixed wing airplanes and rotorcraft. Known for its heavy structural modifications and restoration of classic warbirds, RWMI is also one of the premier worldwide facilities for modification, maintenance and repair of the DHC-6 Twin Otters. Learn more about us …

Our Facilities and Capabilities


RWMI operates as a Part 145 FAA Certified Repair Station No. JRPR350F and is authorized to perform UNLIMITED Class 3 and type certificate specific Class 4 airframe repairs. RWMI is an official Viking Air Factory Endorsed Service Center (FESC) for the DHC-6 "Twin Otter" and DHC-7 "Dash 7" airplanes.


The RWMI facilities in Murrieta, California are located on 5 acres and include two hangars, shops and offices, with ramp overrun, tools, equipment and highly qualified personnel to turn aviation design concepts into flyable machines.


Learn more about our products and services.


Plane photo courtesy of Lockheed Martin