
Duplex Builders Sunshine Coast
INVEST IN YOUR FUTURE ON THE SUNSHINE COAST
Looking to grow your investment portfolio on the Sunshine Coast? We're here to help. At Campbell Construction Co., we pride ourselves on building high-quality duplexes and secondary dwellings that are not just structures, but smart investments designed for long-term success. As a trusted local builder, deeply familiar with our local area, we deliver exceptional properties with our end-to-end service. From the initial design to the final handover, we guide you through every step, ensuring a smooth and stress-free process. We care about your investment as much as you do, and that's The Campbell Way.
Investment Property Services
Whether you're looking to generate rental income or increase your property's value, we have the expertise to bring your vision to life. The 2032 Olympics-led growth and demand for attainable housing make now the perfect time to
invest in South East Queensland.
Duplex Builds
We specialise in designing and constructing high-quality duplexes that appeal to the Sunshine Coast's growing rental market. Our builds are optimised for both liveability and long-term value.
Secondary Dwellings & Granny Flats
Proposed zoning changes could mean you can now build a secondary income stream in your own backyard. We can guide you through the new regulations to create a quality granny flat that enhances your property's value.
Multi-Unit Developments
For seasoned investors looking to expand their portfolio, we manage multi-unit development projects with precision, ensuring they are delivered on time and on budget.


Why Partner With Us?
As a family-owned business with over 20 years of experience, we understand the Sunshine Coast property market inside and out. We combine our local knowledge with high quality builds to ensure your investment journey is smooth, transparent, and rewarding.
Reputation and Trust
Our name is built on a foundation of reliability and quality. We are known across the Sunshine Coast for delivering exceptional results, treating every project with the care and attention it deserves.
Complete End-to-End Service
We offer an investor-minded, full-service approach. From initial design and navigating council approvals to final handover, our team manages every detail to make the building process straightforward and stress-free for you.
Unmatched Local Knowledge
Our deep understanding of local market dynamics, building regulations, and proposed zoning changes on the Sunshine Coast means we can provide expert guidance to maximise your investment's potential and ensure a seamless build.
Our Process: From Vision To Handover
We’ve developed a process that makes your Invest Property build journey straightforward and hassle-free.
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Consultation & Feasibility: We listen to your vision and assess your land for a duplex, granny flat, or secondary dwelling.
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Design & Planning: Our team works with you to select or design a functional property and manages all plans and approvals with council for your secondary dwelling or duplex.
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Construction: We bring the design to life, overseen by project managers who ensure every detail—big or small—is completed to the highest standard.
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Handover: We hand over your completed investment property, secondary dwelling, or duplex ready for tenants or your family’s next chapter.
View Our Recent Duplex Builds
Frequently asked questions
Ready to start your investment journey?
Build your future with a Duplex Builders Sunshine Coast team that cares about your vision, delivers on its promises, and specialises in investment property, granny flats, and secondary dwellings.
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