P1 Performance
- Manufacturers and distributors of the P1 brand 250cc superkart chassis and related chassis components.
- http://www.p1superkart.com/

Dino Karts
- Danish manufacturers of sprintkarts, shifterkarts, funkarts and hirekarts. Also spares, accessories and equipment.
- http://www.dino.dk/

Zipkart
- British manufacturers and dealers of Zip superkarts, sprintkarts, kart components and accessories. Included are tech advice, press releases, links and driver profiles.
- http://www.zipkart.com/

PVP Karting
- Danish manufacturer and suppliers of PVP superkart chassis and components for long circuit (Road Racing), in Formula-E (F/E) and intercontinental-E (IC-E). Includingspares listings, pictures, European race calendar and results
- http://www.pvpkart.com/

Formula 1 Kart Manufacturing Company
- Manufacturers and suppliers in the U.K. of superkart chassis, components and spare parts.
- http://www.f1karts.co.uk/