About Us

Carswell Construction

We are a family-run business with over 40 years of experience as builders and garage door specialists. From homes, garages, sheds, and sleepouts to commercial buildings, we can construct anything.

Our Process

How we do it

When you choose Carswell Construction, you get the advantage of our decades-long experience and robust processes. From the planning phase, in construction and the finished product. At Carswell Construction we work with you every step of the way.

Our Services


What Our Valuable Clients Say

Many Thanks For a Great Service

On Friday, Grant and his colleague arrived to fit a new powered garage door at our place. You probably don’t get much feedback on jobs like this so I thought I’d give you some, especially as it’s all good. The guys are great ambassadors for your company… organised, hard working and good humoured. The installation was completed quickly with no drama, clean-up was faultless with a good explanation of how the system worked right at the end. Couldn’t wish for a better job.

Geoff and Jennie

Professional and Friendly

Carswell Construction are a professional and friendly business to deal with. The two employees who attended our job were very polite and considerate.

Eric Hueting

Know the Building Trade

We have been dealing with Carswells construction for over 20 yrs . John Carswell and his team are easy to deal with, knowledgeable, friendly and know the building trade

Christine Chapple

Very Professional

Very professional..showed us alternatives and sent info promptly.

Trish Haxton

Good Finish, As Promised

Prompt, good finish, as promised, easy to deal with.


Excellent Communication

Excellent communication and knowledge of what products to use for ease of use and what would look best.

Martin Peters

Many Thanks

Hi there, Just like to say that Grant and Mark have today done an awesome job removing my old door and fitting the ‘new’ one. Great pair of guys, and they have done an excellent job.


Our Partners

We Work With