Experienced, Efficient & Efficacious.

Going above and beyond for our clients every time. 


Driveways, crossings & paths

-Whole driveway/pathing projects from breaking out existing driveways, preparing for the new driveway and organising the placing. The whole job completed.

- We also subcontract to asphalt and concreting companies. Preparing and boxing out the area for placing.



Preparation of any type of residential or industrial foundation.



Pretty much anything that needs dug out, we can do it.

- Retaining walls
- Terracing on hill sites
- Trenching
- Auger holes
- Farm and hill tracks
- Soak holes
- Pond dig outs
- Creek maintenance
- Septic tank digs
- Swimming Pool dig out


Demolition & Breakouts

- Any residential demolition
- Rock breaking
- Concrete breaking
- Driveway/path break outs


About JBDemex

JBDemex Ltd was founded in March 2012 to meet demand for excavation and demolition in the Canterbury region. We are a small owner operator company, specifically designed that way so that our clients get the very best in the industry. 

We work both directly with private clients and subcontract to building and project management companies. 

We can complete any excavation work whether it is the preparation of driveways/paths, foundations, soak holes, septic tank digs, trenching, tricky hill jobs, auger holes, ponds, creak maintenance – you name it, if it needs digging out we can do it. We also do residential demolition and rock/concrete breaking. 

The company comprises of the sole director - James, his wife Sarah and one full time staff member Mark. Sarah takes care of the accounts, James runs the show doing all of the quoting and also works on the job. James and Mark both have a long history in the construction industry and are experts in their field. 

We take personal pride in our work and set out to exceed our client’s expectations. We have outstanding work ethic and the expertise and ability to handle tricky and challenging jobs.

When you have the owner of a company working onsite you know you are getting the very best

Our Clients

JBDemex Ltd are trusted by Individuals, Construction Companies, Builders, Concrete and Asphalt Placers. Some of our valued clients include: 

Apollo Projects, Brosnan Construction, Civil and Land Construction, Ministry of Education, Affordable Concrete and Paving Ltd, SMBC Ltd, Canterbury Builders Ltd, JE Colett Builders Ltd & Retaining Canterbury.

James is always helpful at explaining the works and best process. The JBDemex team deliver jobs fast and efficiently day in day out for us. Always reliable with great back office support. I wouldn’t use anyone else!
— Canterbury Builders Ltd
My team at J E Collett Builders, always elect to use JBDemex on our home demo or excavation projects. James is a trusted part of our team, his knowledge, experience and string communication skills sets him above the other leaders in this industry.
— JJ Collett Builders Ltd
James and Mark at JB Demex are great to deal with. They are always there promptly when we need them and their work is top notch!
— Affordable Concrete Ltd

Examples of our work


Driveways, crossings & paths





Demolition & Breakouts



We're serious about safety

Workplace safety is something that we take seriously. We are active members of Hazardco and Worksafe. We always make sure that we have our health and safety plans filled out and to contractors before work commences. 


Please feel free to contact us for an no obligations free quote or simply to discuss your project. 

PHONE 027 468 8511

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