TRANSTECH OY ay isang tagapagbigay ng mga produkto at serbisyo tulad ng pagawaan at reconditioning ng tren at tram carriages at wagons,railway-daan mga sasakyan,makina ng tren at railcar katawan at coachwork,signalling, electronic riles - mga sistema at kagamitan,carriages, pasahero, railway,carriages, restaurant-kotse, buffet, railway,mga kotse, sleeping, railway,carriages, underground railway,rail kamay cars,carriages para sa riles nakabitin,wagons, mga trak at flatcars, light railway,wagons, kargamento, closed, railway,wagons, kargamento, bukas, railway,wagons, kargamento, flat, railway,wagons, mababang-load, railway,wagons, lalagyan, railway,wagons, rail tangke,wagons, tipaklong tirak, railway,wagons, self-paglalaglag, railway,wagons, palamigan, railway,wagons, malaking kapasidad (pagdala hayop), railway,mail wagons at luggage-van, railway,wagons, motor sasakyan transportasyon, railway,wagons, breakdown at pagpapanatili,wagons, crane (dumunghal mga tren), railway,railway carriages, track sa pagsubok at pag-record,wagons para sa diesel railcars,wagons para sa electric railcars.