ABOUT US OVER 40 YEARS OF EXPERIENCE, INNOVATION, AND EXPERTISE Prefix Corporation began in 1979 as an engineering services company, developing innovative design and engineering solutions for the automotive industry. Continuously owned and operated by the same founding family, today the company operates multiple facilities in Michigan with nearly 300 employees, and has become a single-source American manufacturing, prototype, and concept vehicle solutions provider to automotive, aviation, motion picture, amusement, and a variety of additional industries. As a variety of industries look to Prefix for creating their prototypes, concept vehicles, and innovative new products, the company continues to expand, with both new building space and the expansion of their Design & Engineering departments. “We’ve grown our Design and Engineering capabilities to include talented staff members who specialize in a variety of areas, best equipped to assist our clients with every stage required to bring new designs to market,” explained Prefix President Eric Zeile. Prefix capabilities now include: Product Design, Surface Modeling & Engineering, Fabrication and Advanced Composites, Interior Trim, Lighting, Software Development, Engine and Performance, Production Paint and Custom Finishing, Complete Concept Vehicles and Prototypes, Low Volume Production and Sub-assembly. © 2021 Prefix Corporation

PAINT & FINISHING PAINT & FINISHING AT A GLANCE The Prefix operation includes a world-class paint and finishing facility, capable of both high and low bake paint applications. Prefix has extensive paint experience and the testing equipment necessary to match your factory color, paint structure, and texture exactly. Low volume paint programs, media prep vehicles, and the highest quality show car finishes can all be performed within the Prefix paint facilities. PHOTO GALLERY The Prefix Auburn Hills, Michigan paint facility Show-ready paint and finish © 2021 Prefix Corporation

DESIGN & ENGINEERING DESIGN & ENGINEERING AT A GLANCE Understanding that recent economic and health challenges have forced some of our customers to slow progress of crucial projects due to a lack of personnel, we have adapted by expanding our Design & Engineering capabilities to be able to engage with customers much earlier in the timeline, as well as throughout the entire project. DESIGN Industrial/Studio Design (Adobe Illustrator®, Adobe Photoshop®) Design Ideation/Storyboards CAD Modeling (Alias®, CATIA®, NX™, SOLIDWORKS®) Surface Modeling Tooling for Composites Design for Rapid Prototype Product Development (Concept to Production) Reverse Engineering/Scanning ENGINEERING Advanced Development Engineering Product Development Vehicle Architecture Systems and Component Integration Reverse Engineering Benchmarking DFM/DFA DFMEA DVP&R Prototype Kinematics Embedded Electronics Development/PCB Design Automotive Electrical Systems Integration Software UI/UX/Assets Vehicle Lighting Development/Controls PRODUCT DEVELOPMENT (Concept to Production) Body Closures Interior Chassis Battery Integration Fuel Cell Integration Auto Show Properties Electrical Architecture Development © 2021 Prefix Corporation