Here is what we know for 2015 so far:
TeamRiderBikeDurationStatus / Notes
Repsol Honda
Marc Marquez RC213V until 2016
Dani Pedrosa RC213V until 2016
Movistar Yamaha
Valentino Rossi YZR-M1 until 2016
Jorge Lorenzo YZR-M1 until 2016 -- Believed to have an option to leave after 2015
Factory Ducati
Andrea Dovizioso Ducati GP15 until 2016
Andrea Iannone Ducati GP15 until 2015
LCR Honda
Cal Crutchlow RC213V until 2015
Jack Miller RC213V-RS until 2017
Marc VDS Racing
Scott Redding RC213V until 2016
--The Marc VDS Racing team has a contract for three years with HRC, and a contract for two years with Redding. The bike will be kitted with Ohlins and Brembo
Monster Tech 3 Yamaha
Pol Espargaro YZR-M1 until 2015
Bradley Smith YZR-M1 until 2015
Drive M7 Aspar
Nicky Hayden RC213V-RS until 2015
Eugene Laverty RC213V-RS until 2015
Forward Yamaha
Stefan Bradl Forward Yamaha until 2015
Loris Baz Forward Yamaha until 2015
Gresini Aprilia
Alvaro Bautista Aprilia ART until 2016
???Aprilia ARTMarco Melandri had been in the frame for the second Aprilia seat, but the Italian looks set to remain in World Superbikes, preferring to race for wins rather than develop a slow bike. Who will take his place is unclear. Current favorite if Melandri turns the ride down is Michele Pirro, but Ducati are keen to keep him as a test rider
Suzuki
Aleix Espargaro Suzuki GSX-RR until 2016
Maverick Viñales Suzuki GSX-RR until 2017
Pramac Ducati
Yonny Hernandez Ducati GP14.2 until 2015
Danilo Petrucci
Avintia Ducati
Hector BarberaOpen GP142015The Avintia Ducatis will run as full open class entries, and be used to develop the bike with the unified (spec) software.
???Open GP14
Cardion AB
Karel Abraham RC213V-RS