Quantity Surveyors Devonport, Auckland




Reports Completed to Date

18+ years

Industry Expertise


Average Cost Savings

Our Devonport Auckland Quantity Surveying Services

We help builders, architects, developers, & homeowners across residential and commercial with:

Extension and Renovation Cost Estimate Reports
Independent Building Contract Price Evaluations
Material and Trade Price Cost Evaluations
Finance Reports for Banks & Financial Institutions
Feasibility Studies for Builders & Developers
Cost Planning by Project Phase- Concept, Design, Detailed & Tender
Hai Nguyen building estimator sydney

Quantity Surveying that offers NO Surprises

Hi, I’m Hai Nguyen, founder of Newin Building Estimating Services, and that’s what I’ll help you do – cost and manage your building projects to ultimately ensure it gets completed to budget and without any cost surprises.

We are a construction advisory firm specialising in Quantity Surveying and Construction Cost Estimate services. We work with domestic, commercial, and industrial builders, home-owners, architects, and developers at various phases: prior to construction, during construction, and post-construction.

Our why?

Over the years we’ve seen clients get caught out with poor project tracking systems, inaccurate costings, or simply “paying too much”, sadly leaving many financially strained. 

We have a proven risk management system and industry track record for addressing all these.

The result- greater confidence that your project will be delivered on time and within budget. 

With offices across Sydney, Melbourne, as well as Devonport Auckland, New Zealand, and powered by 18 years+ industry experience, over 7000 reports behind us, we can help with your building project whether it’s a renovation, new home build, commercial or even a high-rise residential project.


We enjoy a great working relationship with Hai at Newin Building Estimating Services. He is always incredibly responsive and never misses a deadline. As a growing building company we rely on professionals that we can trust and we look forward to continuing our working relationship with Hai for many, many years to come
Mark Baddock
Baddock Building
“Fast and professional, they provided high-quality work and were very efficient. Very happy and will use again”
Sydney Road Dental Care, Manly
“I found using Newin Estimating Services helped me win more business. Their professional approach and efficiency enabled me to go for more tenders and increase my strike rate. I would recommend their services to any builder or subcontractor who does not have the time to do estimating themselves”
Frank Tarabay – Managing Director
Every Trade Building Services
“They explained the process clearly and were able to complete the renovation and fit out of our practice well within the budgetary estimates”
BDS – Faculty of Dentistry
The University of Sydney
Ethics and transparency are his biggest strengths”. Knowing Hai for over 5 years, I rely on his services. He has outstanding attention to detail, is punctual, and sticks to deadlines. I support him completely, I refer him to others in the industry and there is no doubt.

Tarn Miller
TCM Building Services

He is very accurate with his building estimations. I find him reliable, hard-working, and extremely likable which is why I continue to engage his services and refer him to others.
Mick Dryver
Billabong Construction & Development

Why you need cost planning expert in Devonport Auckland

Failure to accurately plan the costing of your Devonport Auckland construction can have significant repercussions for all involved. Unfinished projects and budget shortfalls can leave you or your client in a difficult position, while architects and contractors may suffer financial losses for completed work.

Moreover, the impact can extend beyond immediate financial consequences, potentially leading to prolonged legal actions that drain resources. Proper project cost planning is crucial not only for project completion but also for maximizing the return on investment.

By understanding and estimating costs accurately, you can make informed decisions that optimize your financial outcomes. Don’t underestimate the importance of meticulous cost planning—it is the key to ensuring project success, avoiding financial hardships, and achieving the best ROI for your construction endeavors in Devonport, Auckland.

Save at least 10% on your building cost

Newin has consistently delivered impressive results in building costing jobs across Devonport, Auckland, often leading to remarkable cost savings for our clients. Our unique process uncovers opportunities for savings that may have otherwise gone unnoticed.

When you consider the substantial budgets involved in most projects, it becomes evident that these savings can translate into significant reductions in project costs, potentially amounting to tens of thousands of dollars. With Newin’s expertise and commitment to maximizing value, you can trust us to help you achieve substantial cost savings on your Devonport, Auckland construction projects.

Newin is a trusted partner of choice across the Building & Construction industry

We Help

Architects & Designers

Ensure your proposed designs stay within clients budgets


Win more projects and stay up to date with market rates

Home Owners

Don’t get caught out with overpriced builders


We partner to help you profit

Latest tips from Newin

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Call Hai for a Free No-Obligation Consultation or Request a Call Back

09 802 0902 


Request a callback today!

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