| Company / Builder |
Country |
Affiliate Event Qualifier |
| Onehandmade |
 Taiwan |
Open entry |
| Emveus |
 France |
Open entry |
| Nico Naeye |
 Belgium |
Open entry |
| Luuc Muis |
 Netherlands |
Open entry |
| Mannaia |
 Italy |
World Championship 2018 6th Place |
| SRM (So Rough Motorheads) |
 Ukraine |
Open entry |
| Sbay Motorcycles |
 Spain |
Production Manufacturer World Champion 2010 |
| Cielo Rojo Garage |
 Mexico |
Open entry |
| JB Customs |
Netherlands |
Open entry |
| Bristol Bobbers |
 UK |
International Runner-Up, Irish Motorbike & Scooter Show 2019 |
| Wannabe-Choppers |
 Germany |
Open entry |
| Eastern Bobber Custom Work |
 Malaysia |
World Championship 2018 2nd Place |
| AP Cycles |
Spain |
Open entry |
| Tuningmako |
 Hungary |
Open entry |
| Flame Art Design |
 Ireland |
Irish Champion, Irish Motorbike & Scooter Show 2019 |
| Twistedspine Motorcycles |
UK |
International Champion, Irish Motorbike & Scooter Show 2019 |
| Patsy McArdle |
Ireland |
International 3rd Place, Irish Motorbike & Scooter Show 2019 |
| Laughing Alligator Design |
 USA |
Open entry |
| American Dreams |
Italy |
World Championship 2018 Retro Modified 3rd Place |
| Macmag |
 Poland |
Open entry |
| Michel Messina |
France |
Open entry |
| Luke Moloney |
UK |
Open entry |
| James Rogers |
UK |
Open entry |
| Rainer Metzger |
Germany |
Open entry |
| Telmo Moreira |
 Portugal |
Open entry |
| 22 Moto UAB |
 Lithuania |
Winner, Rising Thunder Custom Bike Show 2019 |
| Untitled Motorcycles |
USA |
Open entry |
| Daniel Andersson |
 Sweden |
Scandinavian Championship 2019 3rd Place |
| Renard Speed Shop |
 Estonia |
Open entry |
| Gas Axe Chop Shop |
USA |
Winner, Cherokee Blue Ridge Run 2018 |
| Bastybikes Art |
 Romania |
Open entry |
| Pavel Malanik |
 Czech Republic |
World Championship 2018 4th Place |
| OPR Motorcycle |
Belgium |
Open entry |
| Tomas Pitlik |
Czech Republic |
Winner, Czech Custom Grand Prix 2020 |
| PDF Motociclette |
Italy |
Retro Modified World Champion 2016 |
| Shadley Bros |
USA |
2nd Place, Cherokee Blue Ridge Run 2019 |
| Moore Customs |
USA |
World Championship 2016 4th Place, Winner Republic of Texas Rally 2019 |
| Lamb Precision Engineering |
UK |
World Championship 2011 2nd Place |
| Buttera's Metal Werx |
USA |
Winner, Cherokee Blue Ridge Run 2019 |
| Imagineering Customs |
 Indonesia |
Open entry |
| Howard Street Motors |
UK |
Open entry |
| Garage 22 |
 Russian Federation |
Open entry |
| Greg Pienkowski |
Ireland |
Irish 3rd Place, Irish Motorbike & Scooter Show 2019 |
| Andrew Spenceley |
Spain |
Open entry |
| Steve Hackett |
UK |
Open entry |
| Lord Drake Kustoms |
Spain |
World Championship 2018 Modified Harley 2nd Place |
| Bad Winners |
France |
Open entry |
| Mohammed Ali Al Yaqoub |
 Qatar |
Open entry |
| Gietl Bikes |
Germany |
Open entry |
| Motorest Custom |
Lithuania |
Rising Thunder Custom Bike Show 2019 |
| RSW Moto |
Russian Federation |
Open entry |
| Brooklyn Choppers Garage |
Sweden |
Scandinavian Championship 2019 invitation |
| Marusius |
Hungary |
World Championship 2018 3rd Place |
| Jordy's Chopper Shop |
Netherlands |
Open entry |
| Petr Zaplatilek |
Czech Republic |
Open entry |
| Gallery Motorcycles |
Italy |
Italian Champion 2019 |
| Livingstone Choppers & Sika Garage |
 Finland |
Scandinavian Championship 2019 2nd Place |
| Kruyswater Motorfietsen |
Netherlands |
Bigtwin show 2019 invitation |
| D's Motorcycles |
Spain |
BAUM Fest Barcelona 2019 invitation |
| Tommy & Sons |
Lithuania |
Rising Thunder Custom Bike Show 2019 |
| Mayerl Motorcycles |
 Austria |
Open entry |
| DRS Custom Cycles |
Italy |
Roma Motodays 2019 invitation |
| LAKO Motorcycles |
France |
Open entry |
| Old Custom Flames |
Spain |
Motorama Madrid winner |
| Tossa R |
 Bulgaria |
Open entry |
Taiwan
France
Belgium
Netherlands
Italy
Ukraine
Spain
Mexico
UK
Germany
Malaysia
Hungary
Ireland
USA
Poland
Portugal
Lithuania
Sweden
Estonia
Romania
Czech Republic
Indonesia
Russian Federation
Qatar
Finland
Austria
Bulgaria
