Our Services
We Offer a Range of Services to Meet Your Needs
SM & KA Duff Builders provides commercial, government, residential, rural and community construction services across Roma and the wider Maranoa region.
With decades of hands-on building experience, we deliver practical, high-quality construction solutions tailored to regional Queensland conditions and client needs.
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Our services include commercial construction, government and council projects, aged care and community facilities, custom homes and renovations, agricultural buildings, sheds, refurbishments and project coordination.
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As a family-owned local company, we take pride in reliable workmanship, strong communication and supporting local trades, suppliers and communities throughout every stage of a project.
Commercial Construction
Our experience includes projects delivered for the Queensland Government, Maranoa Regional Council, local schools, aged care providers, private businesses and community organisations.
We understand the importance of communication, compliance, safety and practical project management when working within operational environments and public-use facilities.
From commercial buildings and refurbishments to community infrastructure, aged care extensions and public facilities, we deliver quality construction outcomes backed by decades of local experience and strong relationships within the region.


Residential Construction
Steve and the team have designed and built many large custom family homes throughout the Maranoa region over several decades.
More recently, the focus has expanded into transportable building solutions, combining quality construction with flexible designs that can be delivered throughout Queensland and beyond, while continuing to support trusted local trades, subcontractors and suppliers.
Pre-Construction
We work closely with clients during the early planning and design stages of a project, helping turn ideas into practical and buildable outcomes.
This includes liaising with clients, designers, engineers, certifiers and other professionals to coordinate plans, approvals and council requirements, helping ensure projects move smoothly from concept through to construction.
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Site ManagementÂ
Safety, organisation and efficient site management are priorities on every project undertaken by our team.
We maintain documented workplace health and safety systems and work closely with staff, subcontractors and consultants to ensure projects are managed safely, professionally and in accordance with current industry requirements.
Strong communication, ongoing coordination and practical problem-solving help keep projects running efficiently while maintaining quality workmanship across all stages of construction.
