Lachlan Valley Railway is a non-profit, railway preservation society based in the NSW Central Western town of Cowra. We are a passionate and dedicated society devoted to the preservation and operation of various examples of New South Wales Government Railway trains, ranging from our operational steam and diesel locomotives, to our fleet of heritage passenger railway carriages, and our diesel "Tin Hare" CPH railmotors.

Locomotive Demand Power is a fully-owned subsiduary of Downer EDI. Downer EDI built the LDP Class locomotives and through Locomotive Demand Power entered into a five-year lease with QR National.