- Iader Bagnoli – Reproduction of historical engines
http://www.iadermotoridepoca.it
- Emidio Gattafoni & Alessandro Ambrosi – Reproduction of historical engines
http://digilander.libero.it/liguori
- Stefan Köhler – Realization of modern and old engines of all kind: petrol, gas, hot air and vacuum
http://www.modellmotorenbau.de
- Jörg Scepanski & Tobias Porschen – Realization of functioning models in small format
http://www.jt-modelle.com
- Erwin Maurer – Realization of hot air and steam engines
http://www.erwin-maurer.de
- Vapore Vivo – The website of steam in Italy
http://www.vaporevivo.it
- Steam Traction World – Large scale fully machined kits
http://www.steamtractionworld.co.uk/
- Maschinen im Modellbau – German review of selfmade model engines
http://www.maschinen-im-modellbau.de
- MVD Modellbauschrauben – Nuts and bolts for model engines
http://www.modellbauschrauben.de