Your Local Extensions Expert
Horgan Building & Renovations specialises in residential and light commercial extensions across Bomaderry, NSW, and surrounding areas. With over 35 years of experience in the building industry and 23 years running the business, Darryn Horgan offers hands-on expertise to ensure your extension project is seamless, functional, and tailored to your needs. Whether you’re looking to expand your living space, add a new room, or improve your property’s functionality, we provide customised solutions that combine quality craftsmanship, attention to detail, and practical design.
Your Local Extensions Expert
Horgan Building & Renovations specialises in residential and light commercial extensions across Bomaderry, NSW, and surrounding areas. With over 35 years of experience in the building industry and 23 years running the business, Darryn Horgan offers hands-on expertise to ensure your extension project is seamless, functional, and tailored to your needs. Whether you’re looking to expand your living space, add a new room, or improve your property’s functionality, we provide customised solutions that combine quality craftsmanship, attention to detail, and practical design.
Horgan Building & Renovations specialises in residential and light commercial extensions across Bomaderry, NSW, and surrounding areas. With over 35 years of experience in the building industry and 23 years running the business, Darryn Horgan offers hands-on expertise to ensure your extension project is seamless, functional, and tailored to your needs. Whether you’re looking to expand your living space, add a new room, or improve your property’s functionality, we provide customised solutions that combine quality craftsmanship, attention to detail, and practical design.
Your Local Extensions Expert
Extension Types
We aim to maximise space, improve flow, and enhance the value of your property, ensuring every extension complements your existing home or business.
We handle a wide variety of home and light commercial extensions.
Single-Storey Additions
Ideal for extra bedrooms, living areas, or expanding your kitchen.
Second-Storey Extensions
Add bedrooms, bathrooms, or study areas while increasing your property’s overall space.
Kitchen Extensions
Modernise your kitchen, and add open-plan living, storage, or a central island.
Bathroom Additions and Renovations
Create ensuites or guest bathrooms, or upgrade existing spaces.
Living Room Extensions
Expand your lounge, family, or entertainment areas for comfort and practicality.
Outdoor Extensions
Decks, pergolas, verandas, and alfresco areas to enhance lifestyle and entertaining.
Garage Conversions and Additions
Transform garages into living spaces, home offices, or extra storage.
Light Commercial Extensions
Expand offices, small retail spaces, or community facilities while maintaining compliance.
FAQ – Extensions
Can you handle both small and large extensions?
Yes. We undertake projects of all sizes, from a single-room addition to full-scale home expansions. Every project receives the same attention to detail and commitment to quality.
Do you manage council approvals?
Absolutely. We guide you through all necessary council applications and approvals to ensure compliance and reduce delays.
How long does an extension typically take?
Project timelines vary depending on size and complexity. Small additions may take a few weeks, while larger multi-room or second-storey extensions can take several months. We provide a detailed timeline before work begins and update you regularly.
Can you work with my existing home design?
Yes. We specialise in creating extensions that blend seamlessly with your current home, maintaining both style and functionality.
Do you offer design advice?
Yes. Darryn works closely with you to create designs that suit your lifestyle, needs, and budget. We can also provide recommendations on layouts, materials, and finishes to achieve the best results.
Do you handle light commercial extensions?
Yes. We have experience with small-scale commercial projects, including offices, retail spaces, and community buildings. All commercial work is completed to regulatory standards while maintaining a high-quality finish.
What areas do you service?
We are based in Bomaderry, NSW, and provide services throughout the surrounding areas, ensuring local knowledge and accessibility.
Can you help with project management for owner-builders?
Yes. For clients who wish to manage parts of the build themselves, we offer guidance and supervision, helping with scheduling, trades coordination, and quality control.
Do you offer outdoor extensions like decks or pergolas?
Yes. We design and build outdoor living areas that complement your home, enhancing both lifestyle and property value.
How much will my extension cost?
Costs vary depending on size, materials, and complexity. We provide a detailed, no-obligation quote after discussing your project to ensure transparency and confidence.
Frequently Asked Questions
Can you handle both small and large extensions?
Yes. We undertake projects of all sizes, from a single-room addition to full-scale home expansions. Every project receives the same attention to detail and commitment to quality.
Do you manage council approvals?
Absolutely. We guide you through all necessary council applications and approvals to ensure compliance and reduce delays.
How long does an extension typically take?
Project timelines vary depending on size and complexity. Small additions may take a few weeks, while larger multi-room or second-storey extensions can take several months. We provide a detailed timeline before work begins and update you regularly.
Can you work with my existing home design?
Yes. We specialise in creating extensions that blend seamlessly with your current home, maintaining both style and functionality.
Do you offer design advice?
Yes. Darryn works closely with you to create designs that suit your lifestyle, needs, and budget. We can also provide recommendations on layouts, materials, and finishes to achieve the best results.
Do you handle light commercial extensions?
Yes. We have experience with small-scale commercial projects, including offices, retail spaces, and community buildings. All commercial work is completed to regulatory standards while maintaining a high-quality finish.
What areas do you service?
We are based in Bomaderry, NSW, and provide services throughout the surrounding areas, ensuring local knowledge and accessibility.
Can you help with project management for owner-builders?
Yes. For clients who wish to manage parts of the build themselves, we offer guidance and supervision, helping with scheduling, trades coordination, and quality control.
Do you offer outdoor extensions like decks or pergolas?
Yes. We design and build outdoor living areas that complement your home, enhancing both lifestyle and property value.
How much will my extension cost?
Costs vary depending on size, materials, and complexity. We provide a detailed, no-obligation quote after discussing your project to ensure transparency and confidence.
Extension Quotes & Enquiries
Contact Horgan Building & Renovations today to discuss your extension project and receive a free quote.
Why Choose Us
Owner-Operated Expertise
Darryn Horgan personally oversees every project, ensuring quality and personalised service.
Extensive Industry Experience
35 years in the building industry with a strong reputation locally for craftsmanship and reliability.
Residential and Light Commercial Specialists
We handle a wide range of projects, from family homes to small commercial properties.
Comprehensive Service
From concept and design to completion, we manage every stage of your project with care and professionalism.


