
Step1Builders is a company that builds the structural shell of self-build homes using insulated concrete form (ICF) construction, delivering a weatherproofed lock-up. It works for self-build clients in Dublin and the Irish Midlands and completes the shell in about 2.5 months.
Every job below can be priced from this page. The ranges are what Portlaoise homes typically pay, from Locufy's price guides. Step1Builders confirms the exact figure in a written quote — asking is free, with no obligation.



Typical prices from Locufy's Ireland 2026 price guides — each guide explains what the job involves and what moves the price. Rendering and insulation installer are also offered, priced on survey.

Step1Builders is a company that builds the structural shell of self-build homes using insulated concrete form (ICF) construction, delivering a weatherproofed lock-up. It works for self-build clients in Dublin and the Irish Midlands and completes the shell in about 2.5 months.
You can ask for a written price on any building job from this page — an extension, a kitchen refit, a roof that leaks — and compare it with other Portlaoise builders if you want to.
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Based in Portlaoise, Step1Builders works across the town and about 15 km around it.
It builds the structural shell for self-build homes using ICF construction, with a weatherproofed, energy-efficient lock-up as the result.
It works in Dublin and the Irish Midlands.
It takes about 2.5 months to build the shell, subject to its construction timeline parameters.
It uses one fixed rate per square metre covering the complete structural shell package, and offers three fixed-price packages or a custom design.
No, one per-square-metre rate covers the complete structural shell package with no concealed charges or budget surprises.
You own the custom design.
No, it builds the structural shell and you complete the rest of the build.
Yes, the pricing and timeline assumptions are set out on the Terms and Conditions page, which covers every project estimate.
You can compare it with other Portlaoise builders too.
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