Enquiry form
Book a free first class or send a training, membership or timetable question using the form above.
Use the form →Northampton · Start here
Contact Onyx Combat Academy in Northampton
Get in touch with Onyx Combat Academy to ask about boxing, kickboxing, MMA or children’s classes in Northampton. Your first class is free, with no joining fee. Use the enquiry form below, ask the Onyx chatbot, or email our team and we will help you choose the right session.
Enquiry & free first class
Tell us what you need.
Use this form to book a free first class or ask a question. Required fields are marked by your browser before the form can be sent.
Contact routes
Choose the easiest way to reach us.
We aim to respond to enquiries as soon as possible. Onyx does not publish a personal mobile number.
Ask Onyx
Use the Ask Onyx button on this page for quick answers about classes, prices, first visits, rulesets and location, or request human contact from inside the chat.
Email the team
Use email for anything that needs a more detailed reply.
@onyxjiujitsu
Follow the public Onyx profile for academy updates and training content.
Open Instagram →Academy location
Find Onyx Combat Academy.
Onyx Combat Academy is based at Unit E-7, KG House on Kingsfield Way in Northampton, NN5 7QS.
Onyx Combat AcademyUnit E-7, KG House
Kingsfield Way
Northampton
NN5 7QS
United Kingdom
Finding Onyx Combat Academy
The academy is located at Unit E-7, KG House, Kingsfield Way, Northampton, NN5 7QS. For parking, entrance or accessibility questions, contact the academy before travelling so the team can confirm the current practical details rather than relying on assumptions.
Live timetable
Current Onyx Class Times
Only confirmed weekly sessions are shown here. Check the full timetable before travelling.
Tuesday
6:30–7:30 PM
Kids Boxing
Current live class
Thursday
7:30–8:30 PM
MMA
Current live class
Friday
6:30–7:30 PM
Kids Kickboxing
Current live class
Friday
7:30–8:30 PM
Adults Kickboxing
Current live class
Membership clarity
Know the cost before you enquire.
Adult membership is £45 per month. Kids membership is £45 per month. There is no joining fee and your first class is free.
Membership gives access to suitable Onyx classes. Online payment buttons remain disabled until dedicated Onyx checkout links are confirmed.
Useful programme links
Adults Kickboxing
Friday 7:30 PM. See the Kickboxing programme.
Boxing
You can send a Boxing enquiry and we will confirm the most suitable current route. See the Boxing page.
MMA
Thursday 7:30 PM. See the MMA programme.
Kids training
Kids Kickboxing and the parent guide explain the current kids pathway.
Contact FAQ
Before you send your enquiry.
These are the questions visitors most often need answered before a first visit.
Where is Onyx Combat Academy based?
Unit E-7, KG House, Kingsfield Way, Northampton, NN5 7QS.
How do I book my first class?
Complete the enquiry form on this page, use Ask Onyx, or email help@brazillianjiujitsu.com.
Is the first class free?
Yes. Your first class is free and there is no joining fee.
How much does membership cost?
Adults and kids memberships are currently £45 per month.
What classes are currently on the timetable?
Kids Boxing runs Tuesday 6:30–7:30 PM, MMA Thursday 7:30–8:30 PM, Kids Kickboxing Friday 6:30–7:30 PM and Adults Kickboxing Friday 7:30–8:30 PM. View the full timetable.
Can I enquire about boxing?
Yes. Select Boxing enquiry in the form. The academy can confirm the most suitable current route based on the participant’s age and goals. The only currently published weekly Boxing session is Kids Boxing on Tuesday.
Do I need to bring equipment for my first class?
Contact the academy before attending and the team can confirm what to wear and whether equipment is needed for your class. You can also read the first-class guide.
Can parents ask questions about children’s training?
Yes. Use the form, Ask Onyx or email the academy. You can also read the Kids Kickboxing page and parent guide.