Quality, compliant documentation and friendly service

At obrien design + drafting, we have over 25 years experience in providing quality design and construction drafting to the residential, retail and commercial industries. We listen to your needs, wants and budget, we return your calls and turn up on time. Our quotes are fixed and competitive, references available on request.

A sample of our recent projects…

Duplex - Derby Street Penrith
Townhouses – Penrith
New home design Kingswood_01
New Home – Kingswood
2nd Floor extension - Kellyville01
2nd Floor Extension – Kellyville
10 Jamieson Street Emu Plains
Over 55’s Townhouses – Emu Plains
96 Princess Werrington 3D
Townhouses – Werrington
New Home & Secondary Dwelling – Gordon
Retail design – Basler QVB Sydney


“This was our 2nd project with obrien design + drafting. Adam is very knowledgeable of BCA requirements, a very good communicator and gives fast turn around. He provided various options then fined tuned the chosen design. The plans were accurate and detailed which made construction easy. I highly recommend their services, we couldn’t be happier.”

Wayne – Kellyville

“We used obrien design + drafting for our extension and would highly recommend them to anyone. They were enthusiastic and professional throughout the entire process and their customer service was excellent.”  

Angela – Silverdale

“What a refreshing change to have dealt with this business who care about your project as if it were their own”.

Martin – Agnes Banks

I have been a client of Adam O’Brien at Obrien Design & Drafting for the past 4 years.Adam is a true professional. He takes pride in his work, is creative and innovative, and the results speak for themselves as the end product is impeccable and well presented.Adam delivers when he says he will deliver. He … Continue reading Anthony Sollazzo

Anthony Sollazzo
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