Construction Law
Specialising in Construction Law, Williamson Lawyers are a Construction Law Firm in Sydney who provide help with defect claims, terminations and SOPA.
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We are open to providing a free case review upon request. Please first consider our articles and if you require assistance, submit an enquiry, and one of our experienced lawyers will be in contact with you as soon as possible.



Building Dispute and Construction Lawyers in Sydney
Legal Protection for Commercial & Residential Developments
Tailored Legal Solutions for Construction Projects
No matter what type of project you’re undertaking, commercial or residential, new home or renovation, legal issues can arise that pose a serious financial risk. Having access to the best advice reduces the risks. We know how to interpret building contracts, we ask you the right questions, we take the time to listen so that we understand the facts and identify your strengths and weaknesses.
Access to Elite Expert Witnesses
Often, expert evidence is critical to get you the best outcome. Knowing how to brief an expert can make the difference between a win and a loss. We have access to the best experts. We know how to work with the expert to get the evidence right. We know what questions to ask. With 10 years experience, we know the strengths and weakness on both sides. We know what is likely to occur. We know what to do.
Extensive Experience That Will Get You the Best Solution
We have extensive experience with all of the common building contracts, such as the BC4, HIA and NSW Fair Trading building contracts. We know how to navigate the wording of these contracts. From our years of experience we have a good knowledge of building principles and the building process itself. Our clients include builders, subcontractors, developers, owners, strata schemes and engineers. We have the diversity to understand any problem, and find the best solution.
How We Can Help You
We are a specialist law firm that provides specialist legal advice and services to all participants in the building and construction industry. We are experts in building and construction disputes. We can help you understand your building contract and protect your interests.
- Building defect claims
- Recovery
- Advice regarding termination of contract
- Contractual notices - show cause, suspension of work, termination of contract
- Contract preparation - provide advice and draft special conditions, specialist contracts
- Contract disputes involving variations, progress payments and completion of works
- SOPA - payment claims, payment schedules, adjudication applications, adjudication responses
- Legal representation - NCAT, Local Court, District Court & Supreme Court
- Home warranty insurance claims
- Representation at Settlement negotiations and mediations
Shane Williamson is the Principal Solicitor and Director of Williamson Lawyers
Shane assists homeowners, lot owners, owners corporations, developers, builders and sub-contractors in building, property and strata disputes.
He is an experienced litigator and frequently appears in the NSW Civil & Administrative Tribunal, the Local, District and Supreme Court.
Shane has a reputation for being committed to providing exceptional service and results.
Shane Williamson is the Principal Solicitor and Director of Williamson Lawyers

Shane assists homeowners, lot owners, owners corporations, developers, builders and sub-contractors in building, property and strata disputes.
He is an experienced litigator and frequently appears in the NSW Civil & Administrative Tribunal, the Local, District and Supreme Court.
Shane has a reputation for being committed to providing exceptional service and results.
What Our Customers Have to Say
Natalie CuleyMarch 28, 2023 Williamson Lawyers came highly recommended to us from our industry association. I dealt with Shane. He was professional, reliable and honest. I would recommend Williamson Lawyers to other businesses. An VFebruary 8, 2023 From the beginning, Shane was very helpful and knowledgeable with strata law. He gave us guidance through our situation and I am so glad for his assistance over this time. I would recommend Williamson Lawyers to anyone dealing with a strata matter. ross BRODIEDecember 29, 2022 I have served on our committee over the course of 8 years.l am the current chairperson of the committee. Shane Williamson of Williamson Lawyers has represented our owners corporation with his legal counsel over a 2 year period. He has impressed us with his versatility and pofessional knowledge.. Shane has just represented the owners corporation at a recent chalenging NCATS Tribunal of which we had a successful outcome. I have no hesitation in recomending Williamson Lawyers for your strata legal requirements. Lisa DaleDecember 13, 2022 Shane handled a building matter for me succintly and professionally, utilizing excellent strategies and advice to prevent the matter progressing further in a very short period of time. Would thoroughly recommend Shane to anybody who wants a quick thinking lawyer who is available at all times and acts in the clients' best interest. Serge ZOctober 7, 2022 Great service and follow up very accommodating and helpful highly recommend Shane for any strata related matter. Tom DaltonSeptember 22, 2022 Shane, helped us respolve a complicated legal matter sucessfully. He is very professional, approachable and easy to deal with. No problems reccomending him to others. Simone McLachlanSeptember 3, 2022 Upon moving into a brand new Apartment complex the owners were faced with substantial issues preventing the annual fire safety certification from being granted. Additional inspections, both for fire safety and General building uncovered systemic defects throughout. Shane Williamson was engaged by the Owners Corporation to provide guidance and representation throughout the extensive and detailed Defect claim against the builders insurance fund and the Developer of our Strata Plan. The attention to detail and unwavering patience throughout the process has been exceptional. Shane’s experience with building defect claims has provided the Owners corporation with sound legal advice and representation throughout. Without Shane’s support and dedication, the Owners Corporation would face receiving a suboptimal outcome. Zeljko DejanovicSeptember 2, 2022 We needed a solicitor and Shane came highly recommended. We engaged Shane and won the case, we recovered the debt and our costs and we were only held responsible for one minor defect. A great result and we truly feel Shane's experience, diligence and knowledge made a big difference and got us across the line. Annette KwanSeptember 1, 2022 We operate a construction company and engaged Williamson Lawyers on a range of matters including adjudication application under the Security of Payments Act. We found Shane Williamson attentive, efficient and effective in his advice and strategies. He helped us secure good outcomes in disputes matters. We highly recommend Shane and would engage his firm in all future matters.Load more
Our Process
1. Send an Email to Shane Williamson at shane@williamsonlawyers.com.au
Please provide the following detailed information about your matter to help us understand your needs.
- Start by providing us with names of the parties.
- Prepare a short introduction explaining the main issues.
- Include a chronology of the key events.
- Set out your objectives seek to achieve or the questions you would like answered.
- If urgent action is necessary, be sure to emphasise any urgent requirements.
- If you have commenced legal proceedings, attach the application, points of claim, notice of the orders made.
- Ensure you include your phone number so that we may call you to discuss.
- Your email will be completely confidential.
Alternatively, call Shane directly on 0404 045 605.
2. Free Preliminary Consultation
We offer a no-obligation, 15-minute preliminary consultation to determine if we can assist you.
- The purpose of the call will be to ascertain whether we are able to provide assistance.
- If you are prepared to discuss the details, we are happy to delve into the details with you.
- If we can assist we will explain the steps going forward and provide a fee estimate.
3. We Will Provide a Fee Proposal
If you are interested in engaging us we will provide you with a fee proposal.
- Upon acceptance of our fee proposal we will contact you again to discuss the matter in more detail, or we will email a list of the documents we require and raise any questions.
- If you would like a meeting, we can arrange a meeting in our office, or via zoom or telephone.
- If you require we can meet with you at the property or building site.
- We will provide advice, develop a strategy and work to achieve your objectives as quickly and efficiently as possible.
All discussions remain strictly confidential.
Get In Touch
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