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COMET Estimating is a construction estimating company serving contractors, subcontractors, general contractors, architects, and developers across Australia. As a construction cost estimating company based in Australia, we give contractors fast, accurate estimates they can bid on with confidence, backed by a 24 to 48 hour turnaround and a 100 percent accuracy guarantee.
COMET Estimating exists because too many skilled, hardworking contractors across Australia lose winnable bids for the same reason, not because of bad work, but because accurate estimating takes time, tools, and trade specific expertise that most businesses can’t build in house while running active projects.
So we built a construction estimating company around solving exactly that problem. A dedicated team, the right tools, and a process designed to produce precise, trade by trade estimates fast, made accessible to every contractor, not just the large firms with their own in house estimating departments. That’s what COMET Estimating is built to do, give every Australian contractor a number they can actually bid on.
An estimate is only as good as the work behind it. We don't guess and we don't rush. Every number is checked before it reaches you, and we stand behind that with a full accuracy guarantee.
A missed deadline can cost you a bid, so we work fast. But fast never means cutting corners. You get both a quick turnaround and a number you can trust.
Your deadline is our deadline. Your bid is what matters most to us, and every decision our team makes starts with one question, does this help you win the job.
No hidden costs. No surprise fees. No vague pricing. What we quote you at the start is what you pay at the end, plain and simple.
Your plans, your numbers, your bid strategy, none of it goes anywhere. We treat every file the same way you would, with care and full discretion.
Every project you send our way receives the same level of care and attention, whether it’s a small renovation or a large-scale commercial build. We understand that the accuracy of your estimate can directly impact your bid, which is why we never cut corners just to meet a deadline. Every estimate is carefully prepared and personally reviewed by our team before it reaches you.
You’ll always know the people behind your estimate. Our team takes the time to review your plans, understand your scope, and verify every number before delivering the final estimate. Our commitment to accuracy is backed by our 100% accuracy guarantee and a risk-free refund policy, so you can move forward with confidence.
4+ years of perfection in every project.
With a presence in 50+ global locations.
At COMET Estimating, we don’t just offer estimates; we help construction professionals with precise, timely, and reliable cost predictions. Whether you’re building a small residential home or a large commercial complex, our team ensures you receive detailed reports, breaking down the labour and material costs needed to help you win more bids and execute projects seamlessly.
Our team works tirelessly to provide comprehensive, accurate, and efficient construction estimates, ensuring that your project stays on track and within budget. We understand that construction is all about the details, and that’s why our reports are carefully crafted to meet the highest standards, ensuring your business achieves success.
We empower you to bid with confidence. Our team uses advanced tools and technology to provide accurate labour and material cost estimates, ensuring you are well-prepared to compete and win more projects, while always meeting deadlines.
Whether residential, commercial, or industrial, COMET Estimating customises each estimate to fit the unique needs of your project. From take-offs to budgeting and cost estimates, we ensure you have the resources to plan and execute your project efficiently.
We believe in building long-term relationships. Our commitment to accuracy and timely delivery means you can always rely on us. We are there to guide you, from initial consultation through to the completion of your project.
At COMET Estimating, we focus on providing exceptional service without complexity. Our team has worked with a variety of clients including subcontractors, large contractors, and lenders. Whether your project is big or small, our experienced team is ready to deliver high-quality, budget-conscious estimates.
We aim to keep costs low while providing flexible service packages, allowing you to choose between one-time services or monthly plans. Whatever suits your budget, we are here to help. Our proven track record is reflected in the continued satisfaction of our clients, many of whom continue to refer us.
Whether you handle a few projects or many, our estimating support grows with your business.
COMET Estimating caters to a wide range of clients in the construction industry. Our customers include
With COMET Estimating, you can gain a competitive advantage in the construction market. Our timely and accurate estimates empower you to win more projects, maximize profitability, and make informed decisions.



Work with a team that delivers consistent, detailed, and on time estimates so you never face delays or guesswork.
COMET Estimating offers a single-point solution for all your estimating requirements, across a variety of CSI divisions. Our team of experts spans the entire construction spectrum, ensuring your project is meticulously estimated at every stage.
We have worked across multiple industries and construction sectors. Whether residential, commercial, or industrial, we provide expert estimating services that guarantee precision and clarity. Below are the project types we cover:
With years of experience, advanced tools, and a professional team, we provide fast, accurate, and dependable estimates. Our goal is to help you bid confidently and design your projects without surprises.
Yes, we are fully registered and operating across the United Kingdom, ensuring compliance with all necessary regulations to deliver trustworthy and reliable estimating services.
We offer estimates for residential, commercial, and industrial projects. From renovations to large-scale commercial developments, we provide precise estimates tailored to your needs.
Yes, we ensure that all our estimates comply with local building codes and regulations, and we assist with the permit application process.
We serve clients throughout the Australia, providing accurate and timely estimates for projects located in both major cities and smaller regions.
Yes, we are licensed and adhere to the highest standards of professionalism, ensuring all our estimates meet the required local building codes and regulations.
We provide a full range of architectural estimating services, including quantity takeoffs, material breakdowns, and planning support to ensure your designs and budgets are aligned.
Absolutely brilliant! Spot-on estimates, quick turnaround, and zero hassle. Honestly, I wouldn't go anywhere else.
Need reliable and accurate estimates for your construction projects? Contact us today for a free quote with 30% off your first estimate! We’re here to provide expert advice, answer your questions, and ensure your project is completed on time and within budget.
Head Office Location
59 King Road, HARKAWAY, VIC, 3806
Office Hours
Monday - Friday
09:00 AM Until 05:00 PM