
Howells Site, Denbigh
Denbigh
New Development
Carroll Ltd · Company 03353858 · Trading heritage since 1978
Active, accounts up to date·main contractor & developer·Head office Ruthin
Founded in 1978 by James Carroll, Carroll Ltd has grown into one of Wales' largest privately owned construction specialists. The award-winning business has a strong reputation for undertaking major commercial, retail, leisure, and public service projects, emphasizing quality and innovation. Carroll Ltd prides itself on delivering an integrated service package, from design through to construction, with a core focus on health and safety and environmental standards.
Their accessible approach and commitment to traditional family business values ensure successful project outcomes and continued client relationships. With a diverse portfolio of high-profile commissions across North Wales and the North West, Carroll Ltd is recognised for its professional service and ability to tailor solutions to meet specific client needs and the life performance cycle of each new building.

Denbigh
New Development

Clatterbridge
Completion of Maggies Cancer Care Centre
Ruthin
Best Small Developer award for high standards of construction and workmanship
Caernarfon
Best Sociable Housing Project award for high standards of construction and workmanship
Connah's Quay
Awarded Green Apple Award 2011 for The Built Environment and Architectural Heritage
Ruthin
Best Community Project award
Flint
Built In Quality Award
Bontuchel
Built In Quality Award
Awarded by Country Landowners Association Farm Buildings Awards (Western Area 1997)
This profile was compiled from public records. Claim it to add the things buyers ask for:
Carroll Ltd is a leading construction specialist in Wales, founded in 1978. They offer integrated design and build services for commercial, retail, leisure, public, and residential projects. Their listed services include Main contractor, Refurbishment and Design & build.
Carroll Ltd is registered at Lon Parcwr Business Park, Ruthin, LL15 1NJ, in Wales.
Carroll Ltd states that it works across North Wales and North West.
Accounts filed for the year to 2025 report 16 employees, which places the company in the 10-49 employees band.
Carroll Ltd does not disclose turnover: UK small-company accounts are not required to. Based on headcount and trade debtors in its filed accounts, turnover is likely to fall between £1.5m and £3.9m. This is an estimate, not a filed figure.
Companies House lists Carroll Ltd as active, with accounts most recently made up to 2025-04-30.
Carroll Ltd displays ISO 9001, ISO 14001, ISO 45001, Merseyside & Cheshire Construction Safety Group, Constructionline and WPA, Housing Construction Services Wales (H1) framework on its website.
Carroll Ltd works in Commercial, Retail, Leisure, Public, Healthcare and Residential.
Carroll Ltd was incorporated on 1997-04-16, though the company says it has traded since 1978.
Planyard keeps budgets, committed costs and variations live, so the figure in front of you is today's rather than last month's.