Top-Rated Home Builders and Renovation Specialists in Sydney CBD

Monument Projects offers tailored renovation solutions for homeowners, strata managers, and property investors in Sydney CBD. Whether it’s a full home renovation, a bathroom upgrade, or a modern kitchen redesign, we deliver projects with precision, compliance, and on-time results, giving clients confidence at every stage.


As a NSW Class 2 Certified Builder, we are authorised to undertake everything from apartment refurbishments to heritage terrace restorations. With extensive experience in council approvals, strata requirements, and access challenges, we ensure your project runs smoothly from planning through to completion.


  • Class 2 Certified for apartment and strata works
  • Full-service home, kitchen, and bathroom renovations
  • $500 per day delay guarantee
Deadline Guarantee – $500 Cash for Every Day We Go Over

Building Professional Class 2 Builder for Sydney CBD Apartments & Strata Properties

Strata-approved. Design-oriented. Made to Fit in with the Sydney CBD

Sydney CBD features a mix of heritage buildings, contemporary apartments, and high-density residential areas, making it one of the city’s most dynamic regions. With many residents in apartments, renovations often require navigating strata by-laws, council approvals, acoustic standards, and limited site access. At Monument Projects, we specialise in managing these complexities while delivering high-quality, strata-compliant renovations designed for urban living.


From bathroom upgrades and one-bedroom redesigns to full apartment renovations, our team combines local knowledge, thoughtful design, and complete project management. As a Building Practitioner Class 2 Certified Builder under the NSW Design and Building Practitioners Act, we handle every aspect of the project, including strata coordination, approvals, construction, and final handover, ensuring a seamless renovation experience.


Our work in Sydney CBD prioritises efficient layouts, modern finishes, and minimal disruption to residents. We tackle common renovation challenges with practical solutions and precise workmanship, backed by our $500 per day delay guarantee. With extensive experience across inner Sydney, Monument Projects is the trusted choice for homeowners, investors, and strata committees.

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Why Sydney CBD Locals Choose Monument Projects

When it comes to residential renovations and commercial fitouts, every detail matters, as does the choice of builder. At Monument Projects, we do more than create functional, contemporary spaces. We build lasting trust. Here is why Sydney CBD residents and businesses keep choosing us:

On-Time Finish or We Pay

Our $500 per day Delay Guarantee protects you from extended project timelines. If we finish later than agreed, we compensate you promptly.

Decades of Experience

We understand Sydney CBD, from heritage-filled homes to modern apartment buildings with restricted access. Our designs are customised to meet the demands of inner-city living.

Zero Unexpected Costs

Our Fixed Price Guarantee ensures the quoted amount is the total cost. There are no hidden fees or unexpected changes, providing full transparency throughout the project.

Certified Experts

As a Class 2 Certified Builder, we are fully licensed to perform renovations in apartments and strata properties, ensuring full compliance with NSW regulations.

Reliable Communication

No communication gaps. No uncertainty. You get regular updates, clear guidance, and a team that keeps you informed throughout the entire process.

We Manage All Approvals

From strata approvals to DA and CDC paperwork, we handle the entire process, ensuring your renovation proceeds smoothly without delays or added stress.

Appropriate and Compliant Planned for the Sydney CBD

Completing construction and renovation projects in Sydney CBD demands more than excellent design. It requires navigating strict strata by-laws, heritage rules, and NSW regulations. At Monument Projects, we uphold the highest standards of professionalism and compliance, backed by deep knowledge of the local regulatory landscape.

Class 2 Certified under the NSW Design & Building Practitioners Act

Class 2 buildings include multi-unit apartments and strata properties, which are common in Sydney CBD. Under the NSW Design and Building Practitioners Act 2020, certified practitioners must be registered to perform this work. Monument Projects is fully authorised, ensuring every project complies with qualifications, design compliance declarations, and building code standards.

Skilled in Strata, DA, CDC, and Council Procedures

In Sydney CBD, many renovation projects need DA or CDC approvals for internal works, especially when strata by-laws, waterproofing, or fire safety standards are involved. At Monument Projects, we manage the entire process, preparing documentation, coordinating with Owners Corporations, and submitting compliant designs via the NSW Planning Portal.

Sydney CBD Home Renovations: Balancing History, Design, and Sustainability

Renovating a home in Sydney CBD comes with unique challenges, including strict heritage conservation rules, narrow blocks, ageing structures, and limited urban access. Many properties are located in heritage conservation zones, so even minor external changes such as roofing, cladding, or window replacements may require council approval or formal exemptions. Homeowners also face issues like poor natural light, outdated layouts, inefficient services, and rising energy demands in homes not designed for modern living.


Effective home renovations balance preserving character with enhancing functionality. This may include reconfiguring layouts for open-plan living, adding skylights or courtyards to improve light and ventilation, and upgrading materials to meet building codes and energy efficiency standards.


At Monument Projects, we provide design-focused renovations that respect the architectural heritage of Sydney CBD while improving everyday comfort. From heritage approvals and structural upgrades to energy-efficient improvements and sustainable finishes, we create homes that are practical, enduring, and ready for the future.

Sydney CBD Apartment Renovations: Strata-Conforming, Functional, and Long-Lasting

Renovating an apartment in Sydney CBD requires more than design skills. With many properties classified as Class 2 buildings, projects must comply with the NSW Design and Building Practitioners Act 2020, which mandates registered practitioners for structural or waterproofing work. Additionally, strata by-laws, shared access, noise restrictions, and building management approvals make these renovations highly regulated and complex.


Common challenges include outdated layouts, poor ventilation, limited natural light, and small spaces that do not suit modern living. Successful apartment renovations in Sydney CBD often involve reconfiguring layouts for better functionality, such as opening kitchens to living areas, adding smart storage, enhancing soundproofing and insulation, and updating finishes for a contemporary style.


At Monument Projects, we combine compliance expertise with thoughtful design to deliver functional, stylish, and strata-approved renovations with minimal disruption to neighbours and residents.

Sydney CBD Commercial Fitouts: Designed for Efficiency and Constructed for Compliance

Sydney CBD is home to a variety of commercial spaces, including boutique offices, hospitality venues, retail stores, and creative studios. Delivering a successful commercial fitout here requires managing challenges such as restricted site access, heritage-listed buildings, council regulations, fire safety standards, and strict acoustic requirements. Whether opening a new café, upgrading an office, or converting a warehouse into a client-facing studio, a compliant and well-managed fitout is essential.


Key factors often include DA or CDC approvals, Building Code of Australia (BCA) compliance, Disability Discrimination Act (DDA) access requirements, and coordination with building management. In heritage or mixed-use areas of Sydney CBD, projects may also need designs that respect architectural character while improving functionality.


At Monument Projects, we integrate spatial planning, building services coordination, including HVAC, fire, lighting, and data, along with documentation that satisfies council and certifier standards. With strong project management and minimal disruption to neighbouring tenants, we deliver fitouts that are efficient, compliant, and built for long-term performance.

Complete Renovation Services in Sydney CBD

Big or Small, We Handle It All

We offer a range of specialised services to improve essential areas of your home or investment property. Whether you are converting, extending, or upgrading, every project is managed with precision and full compliance, no matter the size.

Bathroom Remodelling Sydney CBD

Kitchen Renovation Sydney CBD

Custom Home Builds Sydney CBD

House Extensions Sydney CBD

Granny Flat Builds Sydney CBD

Garage Conversions Sydney CBD

Our Comprehensive Process Backed by Guarantees

Whether undertaking a new build or renovating an existing property, our process prioritises transparency, compliance, and quality results. At Monument Projects, we manage construction along with expectations, risks, and approvals, using structured systems to ensure certainty at every stage. From Class 2 apartment renovations to multi-residential projects and large-scale extensions, we simplify the process and deliver results you can rely on.

Site Consultation and Assessment

Every project begins with a tailored consultation. We inspect the site, evaluate structural or design challenges, and identify planning or regulatory requirements. For renovations, we review existing conditions and strata limitations, while for new builds, we assess land features, orientation, and council controls to ensure your vision is feasible from the start.

Design, Planning, and Manufacturing

We work alongside your architect or engage our trusted partners to develop plans that balance design intent with technical requirements. Our process includes coordination with structural engineers, certifiers, and specialist consultants to ensure compliance with the Building Code of Australia, Class 2 standards, and local council regulations, including heritage overlays when relevant.

Guaranteed Price and Completion Timeline

With our Fixed Price Guarantee, you can be assured there will be no unexpected cost increases. Each proposal clearly outlines all inclusions and allowances upfront. Additionally, our $500 per day Delay Guarantee ensures that if we miss the agreed completion date, you are compensated.

Approvals & Compliance Management

We handle all DA and CDC applications, necessary strata approvals, and coordination with certifiers. Whether it’s a new build or an apartment renovation, we ensure all documentation is accurate, compliant, and council-ready, preventing delays from errors or missing information.

Projects Under Expert Supervision

From groundworks through to final finishes, each project is overseen by a dedicated site supervisor who manages safety, quality, and communication. We handle coordination of trades, scheduling of deliveries, and logistics, including access requirements for strata properties and confined urban locations.

Inspection, Cleaning and Handover

Prior to handover, we carry out a thorough quality inspection, address any defects, and perform a professional clean. All compliance certificates, warranties, and supporting documents are provided, ensuring the property is ready for occupancy, rental, or future sale.

Are You Ready to Begin the Renovation of Your Dreams in Sydney CBD?

Whether you are renovating a small apartment, restoring a heritage terrace, or building a new home, Monument Projects offers Class 2 certification, deep local expertise, and a streamlined process tailored to your needs. We specialise in strata-compliant renovations, council-approved extensions, and design-led construction across Sydney CBD and inner-city suburbs.


With our Fixed Price Guarantee, $500 per day Delay Guarantee, and full project management including design coordination, strata approvals, and on-site supervision, you can have complete peace of mind throughout your project.

Transform your property into something remarkable.


Get in touch for a free site visit, detailed quote, and expert guidance customised to your vision and property type.

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Frequently Asked Questions

  • 1. What is the difference between a unit renovation and a full apartment renovation?

    A unit renovation typically targets cosmetic or interior updates within a single apartment, such as flooring, lighting, or kitchen upgrades. A full apartment renovation involves more extensive work, including relocating internal walls, upgrading plumbing, and replacing finishes throughout the entire space. In both cases, Monument Projects ensures full compliance with NSW regulations, strata by-laws, and any impact on common areas or the building structure.

  • 2. What do apartment owners need to know before starting a renovation?

    Apartment owners need to establish whether their planned renovation impacts common property, including shared plumbing, walls, or waterproofing. If it does, formal strata approval is necessary, which may involve an extraordinary or annual general meeting of the owners corporation. Our team manages this process, ensuring all documentation, neighbour notifications, and building-specific renovation requirements are properly handled.owners'

  • 3. Am I allowed to remove internal walls during my renovation?

    It depends. Certain internal walls, particularly in older full-brick apartments common in Sydney CBD and Sydney’s inner areas, may be load-bearing. Removing or modifying these walls often requires structural engineering input and council approval. We carry out a comprehensive site assessment and feasibility review before any structural work to prevent delays, risks, or non-compliance.

  • 4. How much do apartment renovations cost in Sydney?

    Renovation expenses depend on the size and condition of your property. Simple kitchen or bathroom updates typically start around \$20,000 to \$40,000, while a full unit renovation with premium finishes can surpass \$120,000. We provide fixed-price quotes covering materials, labour, strata approvals, and compliance paperwork, ensuring transparency with no hidden costs. Contact us for cost examples from recent projects in your neighbourhood.

  • 5. Is strata or council approval required for my renovation?

    If your renovation impacts structural components, waterproofing, or shared property such as floors, balconies, or plumbing, formal strata approval is required, and council approval via a Development Application (DA) or Complying Development Certificate (CDC) may also be necessary. As a Class 2 Certified Builder, we handle all strata and council procedures, ensuring your project is fully approved, documented, and compliant.

  • 6. How can I transform my older apartment into my ideal home?

    Through thoughtful space planning and strategic upgrades, even small inner-city apartments can become your dream home. Our team focuses on customising layouts, lighting, and finishes to match your lifestyle, while taking heritage features and building limitations into account. We revitalise older units, combining design vision with compliance and budget considerations.

  • 7. Why is it important to hire a Class 2 Certified Builder for apartment renovations?

    Under NSW’s Design and Building Practitioners Act, any structural or waterproofing work in Class 2 buildings, such as multi-unit apartments, must be performed by registered professionals. Hiring a Class 2 Certified Builder guarantees your renovation is compliant, insured, and meets high-quality standards. We also coordinate with your owners corporation to keep them informed, preventing potential disputes.

  • 8. How to Select the Right Renovation Contractor in Sydney?

    Choosing a renovation contractor goes beyond price, it’s about trust, compliance, and experience. In the Sydney CBD and inner Sydney, working with a builder who understands NSW regulations, council processes, and strata by-laws is essential. A Class 2 Certified Builder ensures structural and waterproofing work is legal, insured, and compliant.


    Look for proven experience with inner-city projects, clear communication, reliable timelines, and transparent pricing. Choose a builder who offers fixed-price quotes and guarantees, manages approvals, and oversees the entire renovation process so you can focus on your dream home.

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Ready to upgrade your home or apartment with a builder who knows the rules, gets the approvals, and delivers on time? Monument Projects offers fully certified, strata-compliant renovations and custom builds across Sydney CBD and inner Sydney.

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About Sydney CBD

Sydney CBD is the central business district of Sydney, Australia, and serves as the city’s commercial, financial, and cultural hub. The area is characterised by high-density living, with a mix of heritage buildings, modern high-rise apartments, office towers, and retail precincts. Limited space, heavy foot traffic, and strict planning regulations make construction and renovation projects in the CBD particularly complex.


Monument Projects offers Class 2 certification, local expertise, and extensive experience managing both residential and multi-unit developments. Our team is familiar with the regulatory requirements, council approvals, and strata processes necessary to ensure that renovations and new builds in Sydney CBD are compliant, efficient, and of the highest quality.