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Main contractors, we understand your unique challenges, let us help.


We are SDG – trusted and valued by Contractors throughout the UK, Ireland and beyond.

We’ve been partnering with contractors for over 30 years, across thousands of projects. From self-build homes to multi-million-pound developments, from offices to hotels and hospitals, from roads to bridges, our technical expertise, problem solving and industry insights make us leaders at what we do, and we are stronger together.

A creator, a designer, a collaborator and a partner, SDG offers innovative ideas, helps reduce cost and improve on site efficiency to contractors.

Adding value at every stage, from initial design concepts to project completion, our team advises and assists with off-the shelf solutions, and our specialists are always available to discuss your construction challenges.

Contact us to discuss your project and how we can make your job easier.


SDG along with our partner Max Frank Group helped to design and engineer over 11 floors of Shearail®.

Shearail® are used to increase the shear resistance of a slab, and safety transfers the shear load from the slab to the column.

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