For over half a century, Rai Group of Companies has been known for its commitment to excellence in the field of Marine and Captive Diesel Power Generation.

Our Company has always strived to be a frontrunner in providing solutions for repair of Large Diesel Engines of all makes.

With the objective of achieving world standards in this field, Rai Group formed a new Company, Rai Prexim (India) Pvt. Ltd in 1993, in technical and financial collaboration with Prexim Diesel spol s.r.o. of the Czech Republic-www.preximdiesel.cz.  Prexim Diesel was founded by technocrats, specialized in the business of Diesel Engines and Generators. Rai Prexim’s facilities are equipped with state of the art machines, sourced from leading suppliers, worldwide & is fully equipped with the latest repairing and testing equipments.  Our dedicated factory trained and certified service engineers and technicians provide a total solution for the specilized repairing with minimum downtime  & all type of Non-destructive tests are being carried out with special calibrated instruments before undertaking any job.

At Rai Prexim, We undertake the repairing of all major Engines namely MAN B&W, Mirrlees Blackstone, Wartsila, SEMT-Pielstick, Caterpillar, Waukesha, Nigaata, Fuji,Hyundai, Skoda, Kirloskar-Pielistick, Sulzer, Deutz, SKL, MWM etc.