Radon Testing and Mitigation Quote Needed in Athlone

Looking for a qualified professional to carry out radon testing in a detached family home in Athlone, Westmeath. The property is approximately 120 sqm with a standard concrete slab foundation. If high levels are detected, we will also require a quote for a suitable radon mitigation system installation. Please provide details of your certification, typical testing timeframe, and estimated costs for both testing and potential remediation work.