LABC Building Excellence Awards 2025 winner: Best Residential & Small Commercial Builder

LABC is delighted to announce that the WINNER of the Best Residential & Small Commercial Builder is Duncan & Son (Southwold) Ltd.

Duncan and Son are a family-run building contractor based in Southwold and have been delivering high-quality construction projects for over 50 years. With a team of 25 skilled tradespeople and long-standing relationships with trusted subcontractors, the company takes pride in its traditional values and attention to detail. Their work spans residential new builds, extensions, refurbishments, and conversions, as well as projects for local businesses, schools, and public buildings. Known for reliability and craftsmanship, Duncan and Son have built a strong reputation across the community, balancing client aspirations with practical solutions while maintaining the highest standards of compliance.

Duncan and Son have worked closely with East Suffolk Council Building Control for many years, forming a strong partnership based on trust and communication. The company engages early in the process, ensuring plans and certificates are ready and seeking advice whenever needed. Their proactive approach, combined with innovative solutions like relocating their yard to improve efficiency and sustainability, demonstrates a commitment to quality and collaboration that sets them apart as a leading builder in the region.

The judges praised this partnership for bringing,

“a great deal of value” through knowledge sharing, goodwill, and early engagement. They highlighted the strong, long-standing relationships and noted Duncan and Son as “a building company that really values its employees and stakeholders.” 

A range of categories celebrated on the night highlight the diverse portfolio of projects delivered within the industry alongside the project teams that are committed to delivering compliant and high-quality buildings for our communities.  

Full list of LABC Building Excellence Awards Grand Final award winners: www.labc.co.uk/awards