02 4722 5466

Keystone Building Services – Your Second Storey Addition Specialists

With over 20 years experience creating space for families, Keystone fields a team of experts all suitably qualified and licensed, sympathetic to your needs, able to work around your life and clean up after themselves every day. They keep disruption to a minimum, allowing you to stay put while your new first floor is constructed, saving you a search for temporary accommodation, time spent packing, rent, storage costs and the associated stress.

Testimonials

  • We would just like to say a big thank you to you, and your team of employees for providing an outstanding service in the recent renovation of our home. Admittingly we were very apprehensive to start...

    Cathy & Stephen Bone

  • I am so very glad we chose Keystone to do our first floor addition and then to subsequently build a new property from scratch for my son. Their workmanship is second to none that I have seen...

    Reginald Moodley- Penrith NSW

  • Thank you so much for all your dedicated hard work and especially your consideration to our family during the renovation of our home. It's the little things that your team does that make all the difference...

    Tracey, Jason, Liam & Mackenzie Brown

  • A very big (and very belated) thank you for the wonderful job you all did on our house. It's just like a new home and suits our bigger family perfectly and as for the timing it was just perfect...

    Troy, Deanne, Christian and Lexie Worsley – Erskine Park

  • My wife and I had a home built in Glenmore Park about 4 years ago. We were quite particular about what we wanted and the features. Keystone Building Services were always willing...

    Neil Moodley – Glenmore Park

  • Many thanks for building our first floor addition. The end result is spectacular and well beyond our expectations...

    Chris and Jim – Harrington Park