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About Us

Our experienced team go above and beyond what you would expect from a builder with our unique process and project guarantees. Discover the RSJ difference…

RSJ Loft & Garage Conversion Reviews
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We like to do things differently…

RSJ Loft & Garage conversions are the region’s freshest construction company with almost all of our work coming through recommendation and repeat business. RSJ was formed by Jonathan Reed and Simon Thomis, who have over 35 years’ combined experience within the construction industry.

Working on projects of all sizes across both residential & commercial sectors the business has developed an enviable reputation within Leeds.

loft conversion harrogate

Full service — No compromise.

Our enviable track record has been created by successfully delivering projects on time and budget to our satisfied client base. Taking the headache away from you managing multiple contractors, RSJ project manage all aspects of the job and have the benefit of working with a quality supply chain of industry specialists from bricklayers and plumbers, right through to electricians.

Expertise is just the beginning.

Our breadth of expertise, together with traditional workmanship skills and professionally qualified management, enables us to provide you with finished worked of the highest standard.

Our overall aim is to provide you with a consistent quality approach, a single point of contact and a full turnkey service from an all-inclusive scope of trades.

Get to know us better…


Year of foundation


Missed deadlines


Passionate team members


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Over 500

Satisfied clients


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