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Why choose us?
With a BSc (Hons) in Building Surveying, all work is led by an experienced design surveyor and former building control officer, ensuring practical, compliant designs and drawings prepared to professional standards. Our drawings and reports are precise and easy to use, giving contractors and clients the detail they need for smooth, efficient construction. We provide honest advice, fixed-scope services, and clear communication from initial survey to final submission - making your project stress-free and legally compliant.
Lauren, Bishopton
“Excellent service from start to finish."
Michael, Arrochar
"Fantastic design ideas, we would not have completed the project as well without their help and experience..Will definitely use them again on our next renovation."
Ross, Renfrewshire
“Have worked with McAllen Design on many projects and have found them to be great at communication and timescales. Would highly recommend.”
Our Services
We specialise in planning and building warrant submissions, producing clear, accurate drawings that meet Scottish regulations and local authority requirements.
Technical Drawings
Planning Applications
Building Warrants
Building Surveying
Surveyor-led CAD drawings and construction plans suitable for building warrants, construction, and contractor use, ensuring compliance with current building regulations.
Planning drawings and application management for residential and small commercial projects. From initial survey to submission, we guide you through the planning process, ensuring drawings meet local authority requirements and Scottish planning policy.
Building warrant drawings and submissions prepared by experienced building surveyors, covering extensions, alterations, conversions, and structural works
Snagging inspections, condition surveys, and professional building surveying reports. Our clear, detailed reports identify defects, document property condition, and protect your investment for homeowners, landlords, and developers
