Home Extension Company in Wollongong

Extension options are virtually endless, limited only by your imagination. Our in-house builders would be happy to chat with you about your extension needs, and our building extension designers provides hundreds of house extensions options available.

Love Your Home But Need Some New Extensions?

If your family is growing or you simply require more space or house extensions, Seaside Building & Design – A Home Extension Company in Wollongong can give you that extra room by adding a whole new level to your existing home or resizing your current floor space by extending the side or rear of your home.

Maybe your dream extension or house addition is building an alfresco area for entertaining or outside living purposes? With our years of experience in home extensions, Seaside Building & Design tradesmen are standing ready to build the extra space you need or simply want to enjoy.

When adding an extension or home addition to your house, there are a huge number of options available to you. As a reputable home extension company in Wollongong, our building extension designers would be happy to chat with you about the hundreds of options available and discuss any personal ideas you have about converting your current house into your dream home.

As a well-known house extensions builder, we offer following services

  • Concrete slabs, piers and footings
  • Brickwork
  • Framing (includes floors, walls and roof)
  • Cladding (brick veneer, timber, weatherboards and bio-weather boards)
  • Finish carpentry (flooring, doors, windows, skirting/architraves, feature timber walls, handrail/balustrade and stairs)
  • Tiling and cabinetry

As a reputable home extension company we are committed to offer quality service at affordable rates. Our team of skilled, experienced and friendly building extension designers and architects are ready to discuss your dream home extension or addition work – get in touch now!

Our Other Services



Home Renovations


Top Floor Additions


New Homes