Design is free, the rest is easy
We service Wollongong, Illawarra & Sutherland Shire, NSW

02 9545 3031
02 4229 9855


Dedicated Builders in Wollongong, Illawarra and Sutherland Shire

The friendly team at Southern Additions is waiting to help you today. We have been serving the Illawarra community for more than 30 years and offer extensions, additions and home renovations. As a locally owned and operated business, we know what our clients want and always deliver excellent results, quality products and solid workmanship.

Our office is conveniently situated on Railway Street, Corrimal, across the road from Woolworth’s car park. We are on the second floor and up the stairs through the door next to the Noodle House.

Call us today for extensions, additions and renovations

Send us a message


Suite 1, 108 Railway Street
Corrimal NSW 2518


02 9545 3031  (Sutherland)

02 4229 9855  (Wollongong)


Opening hours

Monday to Friday
9:00am – 5:00pm

Areas serviced

Wollongong, NSW
Illawarra, NSW
Sutherland Shire, NSW

Don’t delay - if you’ve got a project in mind, contact the team at Southern Additions today.

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