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Trusted Construction & Property Development Partners
Established in 1863, James Walker Leith has evolved from a family-owned timber business into a diversified group operating across manufacturing, healthcare, and construction sectors. With a turnover of 130 million and reserves of 150 million, we maintain a robust financial foundation. Our expertise spans property development, investment, contracting, and facility management, supported by over 400 dedicated professionals. We leverage strategic partnerships with public and private sectors to drive growth and innovation. Our head office at Alderstone House exemplifies our commitment to blending heritage with modern design.

Through acquisitions and organic growth, we have pioneered advancements in timber frame construction and healthcare infrastructure. Our management teams ensure rigorous oversight of complex, multi-disciplinary projects. With a legacy of delivering landmark projects, including NHS partnerships and sustainable building technologies, we remain focused on expanding through strategic joint ventures. Our history of innovation, combined with financial strength, positions us as a trusted partner for large-scale developments.
Services
Timber Engineering Healthcare Facilities Management Property Development Construction Contracting Timber Distribution Residential Investments Commercial Investments Facility Management Sustainable Building Technology
Highlights and features
  • We have over 160 years of experience in construction and manufacturing sectors.
  • Our team manages complex projects with a proven track record in NHS partnerships.
  • We combine financial strength with strategic acquisitions to drive innovation.
  • Our workforce includes 400+ skilled professionals across diversified business units.
  • We integrate heritage architecture with modern sustainable building technologies.
Services
Timber Engineering
Walker Timber Engineering provides engineered timber products for housing and construction. As a national supplier, we deliver precision-engineered solutions that enhance build efficiency and sustainability. Our expertise supports large-scale residential and commercial developments across the UK.
Healthcare Facilities Management
Walker Healthcare specialises in managing healthcare facilities, including the Cramond Residence care home. We combine operational excellence with patient-centric design to deliver modern, compliant healthcare environments that meet evolving sector demands.
Property Development
Our property development division undertakes commercial and residential schemes, including the Alderstone House headquarters. We focus on sustainable, heritage-sensitive developments that create long-term value through strategic location selection and innovative design.
Construction Contracting
Dundas Building Company delivers design-and-build projects across Scotland. Our approach integrates traditional craftsmanship with modern methodologies to complete complex schemes on time and within budget, prioritising quality and client satisfaction.
Timber Distribution
Woodbridge distributes softwood products nationwide through strategically located terminals. Our logistics network ensures timely delivery of high-quality timber materials, supporting construction and manufacturing clients with reliable supply chain solutions.
Questions
What sectors does James Walker Leith operate in?
We operate in construction, healthcare, manufacturing, and property development sectors across the UK.
How long has the company been in business?
Since 1863, we have grown from a timber trader to a diversified national group.
What notable projects have you completed?
We delivered the first NHS healthcare facility through a PFI contract and developed sustainable technologies like Val-U-Therm.
Do you work with public sector partners?
Yes, we have long-standing partnerships with NHS trusts and local authorities for infrastructure projects.
What is your approach to sustainability?
We integrate sustainable practices in construction and developed high-performance building systems like Val-U-Therm.
How many employees do you have?
Our group employs over 400 skilled professionals across its diversified business units.