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Coach and Motorhome Specialists
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We provide a wide range of professional services to ensure your bus, coach or motorhome is maintained to the highest standard. Whether you are looking to refurbish or remodel your existing fleet, repair accident damage, or simply to custom-build a dream motorhome...we have the experience and skills to deliver your project. 


  • Major accident body, frame and paint repairs

  • Minor body and paint repairs

  • Insurance repairs

  • Fleet maintenance

  • Chassis repairs

  • Interior repairs


  • Frame inspections  and life extensions 

  • Body frame modifications

  • Complete interior re-trims, including seats and floor coverings

  • Upgrading and replacement of high quality body glazing systems

  • Exterior refinishing including Sign-writing, and Panel replacement.


  • Chassis and Body frame Modifications

  • Remodeling 

  • Retrofitting of ADR68 seating and/or retrofitting of retractable lap belts to original seating

  • Increase seating capacity

  • Retrofitting of rest rooms, audio visual and air conditioning

  • Electrical upgrades

  • Wheelchair/disability access & restraint installation.

Our Quality and Service Grows Our Business



The types of coach and motorhome services we undertake



Concept Industries is  a division of Queensland Built Steel Systems (proudly operating for over 40 years). 

As a family-owned business, we are able to work to your individual needs and requirements, while providing the personal service that makes the difference.

We design and build custom solutions to your requirements (meeting or exceeding Australian Standards) and can refurbish and modify your bus, coach or motorhome.  

John L Cole (snr) Co-founder, 17/1/1942 - 1/4/2017

John (snr) was a Boilermaker & draughtsman by trade since 1958.

John had extensive experience in the coach building, structural steelwork, pressure vessels, storage equipment & product development.

In the 1960’s John worked in the Athol Hedges organisation in the coach chassis section, Bell Bryant’s (lately APV), Queensland Engineering, Tofts cane harvester manufacturing, and Acrow Materials Handling,

John & his wife Joyce then started Queensland Built Steel Systems in 1975, manufacturing mobile steel shelving & storage equipment for offices, including some of Queenslands major hospitals, Archive buildings & other Government projects. They also provided specialist services for high rise buildings in inner Brisbane, and the first Gateway bridge project. 

Joyce M Cole – Director: Office & Accounts

Joyce manages the day to day accounts, office requirements & even works in the workshop and has been there since the start in 1975. Before starting out in 1975 Joyce worked extensively in the insurance industry.

John G Cole (jnr) General Manager/Technical Manager

John has been  a Coach & Motor Body Builder since 1991, starting with JRA Limited building Denning & Austral types.

John was part of the rollout of the (ADR 59) type (Highlander/Majestic) & Fire Appliances.

In 1996 the Austral Pacific Group was formed where John then branched into the repair, refurbishment, and warranty side of the industry.

After leaving Austral Pacific in mid 1997 John started full time with the family business; Queensland Built Steel Systems, and led the establishment of Concept Industries in 1999.


John Cole

Technical Director

25 Edgar St

Northgate Queensland 4013

Phone:   (07) 3266 5587‎

Fax:       (07) 3260 6303



Mon - Fri: 8am - 5pm

​​Saturday: By Appointment

​Sunday: Closed