Trusted by 500+ Australian builders

Built by an estimator. Trusted by builders.

ABOUT CAMPBELLS

We're a small Queensland team obsessed with one thing: helping builders quote faster, win more, and get their weekends back. No fluff. No big-agency overhead. Just systems and estimating done right.

Hero photo
Performance
past 7 days
50+
monthly estimates
Monthly revenue
$284,500 / $310,000
Riverside Build May 2025 $2,350
Lot 14 Townhouses May 2025 $4,800
Kitchen Reno Apr 2025 $1,240

Commitment to accuracy

98.5%

Guaranteed in writing on every estimate we deliver.

Our Journey

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Our Story
WHY CHOOSE US

We know estimating because we've done the job.

Campbells Estimating was built by estimators who spent years inside residential building companies, pricing real jobs under real deadlines. We understand the pressure of getting a quote out the door without giving away margin, because we've lived it. That experience is built into every template and every estimate we produce.

Built by Working Estimators
Our templates and systems come from years of hands-on estimating across new builds, renovations, and architectural projects.
Accuracy You Can Quote On
Every cost category, takeoff item, and allowance is structured to protect your margin and stand up as a contract-ready quote.

We started Campbells with a single goal: give Aussie builders the same level of estimating rigour that the big-volume builders use to manage 600 to 800 homes a year. Not by selling them more software but by building the systems behind the software so the tools actually do what they're supposed to.

WHO WE SERVE

We price for Australian residential builders and trades.

Residential builders are who we serve and who we know best, from solo operators quoting on the weekend to established companies running a full estimating team. New builds, renovations, extensions, architectural work: whatever you put up, the need is the same. Fast, accurate quotes that protect your margin and win the right jobs. We build the templates and systems that make that happen.

Residential Builders at Every Stage
New builders finding their feet, growing companies scaling past 20 jobs a year, and established teams tightening their process. We meet each where they are.
Specialist Trades Too
Concreters, roofers, and other residential trades use our templates to quote their scope with the same rigour as a full-service builder.
Our Story
500+ builders served since 2019
HOW WE WORK

The Campbells Methodology: Start to Finish.

01

We understand your business

You share your plans, your scope, and how you actually run jobs. We listen. We ask the questions other estimators don't. We map the constraints, the pain points, and the goals.

02

We recommend the right level

Templates, Custom System, or full project estimating? Sometimes none of the above. We'll point you to the level that fits, even if that means recommending less than you came in for.

03

We build, deliver, and review

Whether it's a $120/mo template or a $48,000 custom build, we deliver work that holds up. We review every output against the brief and against real-world delivery before it lands in your inbox.

04

We stay close after handover

Most agencies vanish the moment the invoice clears. We don't. Every client gets ongoing access to support, updates, and advice. The relationship doesn't end when the work does.

The people behind Campbells

A small team. A sharp focus. No layers.

We're not a corporate agency with managers, project leads, and account directors stacked between you and the work. You speak to the people doing the job, every time.

Jacob Campbell
Managing Director
Jacob Campbell
MOTTO

Coffee first. Decisions second. Possibly more coffee.

SIGNATURE STRENGTH

Translating a builder's chaos into a system that actually fits the business.

AROUND THE OFFICE

The one who'll spend an hour on a call with a brand-new lead before invoicing a cent, because that's how trust gets built.

Jasmine Campbell
Executive Assistant
Jasmine Campbell
MOTTO

Will fight you over the last Tim Tam.

SIGNATURE STRENGTH

Keeping every project, calendar, and conversation moving so the team can focus on the numbers.

AROUND THE OFFICE

The reason your call gets returned within the hour, your invoice arrives on time, and your discovery session has a coffee waiting.

Raymon Dullana
Digital Marketing Coordinator
Raymon Dullana
MOTTO

Three browser tabs from a Wikipedia rabbit hole at any given moment.

SIGNATURE STRENGTH

Telling Campbells' story across the channels where Aussie builders actually spend their time.

AROUND THE OFFICE

The reason you found this site in the first place.

Marie Cris Jade Quiñal
Accounts & Administration
Marie Cris Jade Quiñal
MOTTO

Plant lady. Spreadsheet lady. Don't make her choose.

SIGNATURE STRENGTH

Keeping the financial machinery of Campbells running so cleanly nobody has to think about it.

AROUND THE OFFICE

The quiet powerhouse who'll catch a mistake before it becomes a problem… and is right about 100% of the time.

ANNUALLY ESTIMATE

$800

Million

In Project Value

BACKED BY

200+

Builders

Across Australia

YEARLY

100k

Hours

Reclaimed By Our Clients

ANNUAL SAVINGS

$30

Million

Saved By Our Clients Yearly

Testimonials

Real builders, real results.

Here’s what builders shared about their experience working with our team.

"We’ve been working with Jacob and his team for our pre-construction estimating, and they’ve been outstanding." Not only have the estimates been accurate and well thought out, they have also been incredibly helpful in guiding us through Wunderbuild and improving how we use the platform day-to-day.
Christo Muskens
Christo Muskens , Director, Muskens Building Co.
Time and again, Campbells Estimating delivers precise, detailed, and thoroughly prepared estimates, giving us complete confidence in our project planning. We wholeheartedly recommend Campbells Estimating and look forward to continuing this successful partnership for many projects to come.
Leah Davies Panzarino
Leah Davies Panzarino , Business Manager, Shire Build
Jacob's precision, professionalism, and efficiency are second to none. Adding to that his team at Campbells Estimating follow by his example. The Buildxact training and integrated add-in support he provided have streamlined our estimating process and lifted our workflow to another level. Jacob’s expertise has been invaluable — I’m a customer for life.
Samuel Heinke
Samuel Heinke , Managing Director, Heinke Homes Pty. Ltd.
Really impressed with Campbells Estimating Services. The team was friendly, fast, and incredibly thorough. They took the time to explain everything clearly and made sure I understood all the costs involved. Their estimate helped us make informed decisions and avoid surprises. Fantastic service and great people.
Kel Andrews
Kel Andrews , Managing Director, KAA Construction Pty. Ltd.

Frequently Asked Questions

Common questions about Campbells Esti

We offer a wide range of professional services tailored to help your business grow and succeed in today's competitive market.

We've been backing Aussie builders since 2016.y.

Primarily, yes. Our templates, systems, and price lists are built around Australian construction practices, suppliers, and software platforms. We've supported builders in every state from Queensland to Tasmania.

A $120/mo template subscription. There's no minimum project size for our estimating service either. We'll quote a single bathroom renovation just as carefully as a multi-unit development.

A reseller sells you software. We build the system behind the software so it actually delivers. Most of our clients have already tried Buildxact, Wunderbuild, or another platform on their own, and come to us because the software alone wasn't enough.

Cleveland, Queensland, south-east of Brisbane. We work with builders across all of Australia, on-site visits, video calls, or in-person depending on what the project needs.

Absolutely. That's the way most of our clients start. Call us on 0413 950 500 or book a free 15-minute discovery call. No hard sell, no obligation.

Our Journey

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