Setting the Diamond Standard

/ More than just builders

We create quality spaces for you and your family to be proud of.

Founded by Cameron Neilsen and Patrick Barlow, our company is driven by a passion for excellence and a commitment to delivering the highest standards of craftsmanship.

With over 600 projects completed, we have built a reputation for professionalism, innovation, and quality. Our ‘Diamond Standard’ is not just a promise but the foundation of our business, encompassing our core values of client service, quality, time, and value. We take pride in being approachable, innovative, transparent, and hardworking, always striving to exceed expectations.

0 +

Years of Experience

0 +

Projects Completed

Why Choose Us

The Diamond Standard encompasses four core pillars that we stand by.

Client Service

Your satisfaction is at the forefront of everything we do. We are dedicated to providing you with exceptional service, ensuring that your needs are met at every step of your renovation journey. Communication and collaboration are key to any successful partnership.


We maintain an unwavering commitment to quality. Each project we undertake is approached with precision and meticulous attention to detail, guaranteeing the highest standards of craftsmanship. We don’t just build, we create.


We understand the value of your time and the importance of adhering to schedules. When we make a commitment to a timeline, we uphold it without fail. Our consistent track record speaks volumes about our punctuality and reliability. Rest assured, your project will be delivered promptly and as promised.


We appreciate the significance of your investment in this project. With Diamond Building, you will receive the best value for your investment. Our competitive pricing, coupled with the quality of our work, ensures that you receive the most for your money.

Our Directors

Cameron Neilsen and Patrick Barlow are the proud owners of Diamond Building and Construction. They saw an opportunity to combine skills and experience to launch the company with a vision to become Western Sydney’s most recognised and trusted builders.

The entire team strongly uphold the ‘Diamond Standard,’ which encompasses Pat and Cam’s core values to which they’ve built the business.

They pride themselves on being approachable, innovative, transparent, and hardworking, always raising and exceeding the bar for their team and clients.

Cameron Neilsen


Patrick Barlow


/ What they're saying

If i could give 10 stars I would!

“Exceptional quality from Cameron and his team, we are so happy with our kitchen renovation, flooring and deck. We would higly recommend them! Friendly, professional and easy to deal with. If I could give 10 stars I would!”

– Ashley Ferney

Unlock the potential of your project with Diamond

Cameron Neilsen

Patrick Barlow

Website by Hive Media Group

Licence No. 360753C

© Diamond Building and Construction 2024