Who are JPA

We provide straightforward, effective, easy to use software for the construction industry, specialising in thermal calculation tools which enable designers to improve the energy performance of buildings and to demonstrate compliance with the increasingly complex requirements of building regulations.

One of our primary products - JPA Designer - provides construction professionals a gateway to produce calculations in line the UK Government's Standard Assessment Procedure.

We also provide U-value calculation solutions for businesses. Our online U-value calculation engines back some of the biggest names in insulation and construction.