
Quality Engineering & Fabrication You Can Rely On
BK Engineering provides fabrication, repairs and custom projects across Otago and New Zealand. From trailers and dog boxes to repairs and one-off builds, we help bring projects to life.

Big jobs, small jobs
One-off projects all welcome
Local Engineering Solutions
BK Engineering is a locally owned engineering business based in Milton, Otago.
We focus on quality workmanship, good customer service and building things properly the first time.
From repairs and upgrades to completely custom projects, we work closely with customers to make sure every job suits their needs.
Big jobs, small jobs and one-off projects are all welcome.
Services & Custom Work
Practical fabrication, repairs and custom builds for everyday folks, farmers and businesses.
Alloy & Steel Fabrication
Strong, quality fabrication work built to your requirements.
Dog Boxes
Custom dog boxes designed for practical everyday use.
Trailers
Trailer builds, upgrades and repairs.
Boat Work
Boat repairs and fabrication work.
Repairs & Maintenance
Fixes, upgrades and restoration work.
Custom Projects
Need something unique? We can help with one-off builds and special projects.
We also help with
- New builds
- Add-ons and upgrades
- Repair work
- General project work
- Custom requests
No job too small or too big.
A workshop that takes the job personally.
- Quality workmanship
- Friendly local service
- Custom work available
- Built to your requirements
- NZ-wide freight available
- Years of hands-on experience
Recent projects from the workshop






Got a project in mind?
Whether it's a quick repair or a brand-new custom build, we'd love to help.
Based in Otago – working across New Zealand
BK Engineering is located in Milton, Otago and can organise freight throughout New Zealand.
Answers to common questions
Quick answers about our services, location and how to get a free quote.
What services does BK Engineering offer?+
We offer alloy and steel fabrication, custom trailers, dog boxes, wellside and low boxes, side-by-side crates, aluminium boat work, truck decks, general repairs and one-off custom projects.
Where is BK Engineering located?+
Our workshop is at 2 Lowery Street, Milton 9291, Otago, New Zealand — a short drive from Balclutha and Dunedin.
What areas do you service?+
We look after customers across Milton, Balclutha, Dunedin and greater Otago, and can arrange freight NZ-wide for larger builds and custom projects.
How do I get a quote?+
Quotes are free. Call or text 027 344 7846, email sarahandbish@xtra.co.nz, or use the enquiry form below and we'll get back to you shortly.
Do you build custom or one-off projects?+
Yes — big jobs, small jobs and one-off custom builds are all welcome. Tell us what you need and we'll work with you to design and build it properly.
What are your workshop hours?+
The workshop is generally open Monday to Friday, 8am to 5pm. Give us a call before dropping in to make sure someone's on hand.
Talk to us about your next project
Fill in the form, give us a call or send us a quick email — we'll get back to you as soon as we can.