ACE Allisons     

   PoBox 995 4686 Route 982
   Latrobe   PA   15650  USA

   core business : Piston Engines

+1-724-539-0241      

Aero Sport Power     

   2965 Airport Rd
   Kamloops   BC   V2B7W8  CANADA

   core business : Piston Engines

+1-250-376-2955      

AeroConversions     

   PoBox 2521
   Oshkosh   WI   54903-2521  USA

   core business : Piston Engines

+1-920-231-8297      

Air Power     

   4900 S Collins
   Arlington   TX   76018  USA

   core business : Piston Engines

+1-817-557-5857      

Ameritech Industries     

   20208 Charlanne Dr
   Redding   CA   96002  USA

   core business : Piston Engines

+1-530-221-4470      

Austro Engine     

   Rudolf-Diesel-Strasse 11
   Wiener Neustadt     02700  AUSTRIA

   core business : Piston Engines

+43-262-223-000      

Aviagamma     

   PoBox 51
   Moscow     125057  RUSSIA

   core business : Piston Engines

+7-49-915-83123      

BRP - Rotax     

   Welser Strasse 32
   Gunskirchen     A-4623  AUSTRIA

   core business : Piston Engines

+43-724-660-10      

Cosmo Infinity     

   Heisenbergstrasse 4
   Ahaus     48683  GERMANY

   core business : Piston Engines

+49-2561-860321      

Cosworth     

   The Octagon St James Mill Rd
   Northhampton   Northhamptonshire   NN5 5RA  UNITED KINGDOM

   core business : Piston Engines

+44-1604-598300      

Crossflow Aero Corp     

   PoBox 519
   Collingwood   ON   L9Y4B2  CANADA

   core business : Piston Engines

+1-705-446-1444      

DeltaHawk Engines     

   2903 Golf Avenue
   Racine   WI   WI 53404  USA

   core business : Piston Engines

+1-262-634-9660      

Diesel Air     

   Olney House High Street
   Olney   Buckinghamshire   MK46 4EB  UNITED KINGDOM

   core business : Piston Engines

+44-1234-711360      

Ecofly     

   Im Steigert 5
   Böhle-Iggelheim     D-67459  GERMANY

   core business : Piston Engines

+49-6324-76345      

Eggenfellner Aircraft     

   735 Airpark Road Hangar A5
   Edgewater   FL   32132  USA

   core business : Piston Engines

+1-386-566-2616      

Firewall Forward Aero Engines     

   9755 West Saanich Road
   Sidney   BC   V8L 5T5  CANADA

   core business : Piston Engines

+1-250-656-4774      

Franklin Aircraft Engines     

  
   Fort Collins   CO   80524  USA

   core business : Piston Engines

+1-970-224-4404      

Franklin Aircraft Engines     

   ul Chelminska 208
   Grudziadz     86-300  POLAND

   core business : Piston Engines

+48-56-465-4313      

GE Aviation Czech     

   Beranovych 65
   Letnany     199 02  CZECH REPUBLIC

   core business : Piston Engines

+420-251-042-510      

Global Rotary Power     

   380 Lake Rd #9
   Bowmanville   ON   L1C 4P8  CANADA

   core business : Piston Engines

+1-905-697-4400      

Gobler-Hirth Motoren     

   Max-Eyth-Strasse 10
   Benningen     71726  GERMANY

   core business : Piston Engines

+49-7144-85510      

HCI Aviation     

   3461 Dissen Road
   New Haven   MO   63068  USA

   core business : Piston Engines

+1-573-237-3605      

Hexatron Engineering     

   PoBox 26896
   Salt Lake City   UT   84126-0896  USA

   core business : Piston Engines

+1-801-363-8010      

HKS Aviation Co     

   7181 Kitayama
   Fujinomiya-shi   Shizuoka-ken   418-0103  JAPAN

   core business : Piston Engines

+81-5-4454-1781      

JPX     

   rue de l'Artisanat
   Vibraye     72320  FRANCE

   core business : Piston Engines

+33-243-936174      

JPXItalia     

   Via F.lli Cervi n.3
   Cavriago     42025  ITALY

   core business : Piston Engines

+39-522-246544      

JSB Engines     

   Dorpsstraat 120
   Erpe     09420  BELGIUM

   core business : Piston Engines

+32-5-380-5397      

Korea Berthold     

  
        SOUTH KOREA

   core business : Piston Engines

+82-3-1776-0771      

Letecky Motor     

   Vzdalena 152
   Praha     182 00  CZECH REPUBLIC

   core business : Piston Engines

+420-283-910-333      

Limbach Flugmotoren     

   Kotthausener Str 5
   Königswinter     53639  GERMANY

   core business : Piston Engines

+49-2244-92010