Find 3 Recommended Local Builders in Portsmouth

Mountjoy provides construction, refurbishment, and facilities management services across southern England. Specialising in new-build projects, property maintenance, and compliance-focused asset management for public and private sector clients. With 28 years of experience and ISO accreditation, we deliver tailored solutions for schools, universities, healthcare facilities, and housing associations.

THE Loft Conversion Company Portsmouth specialises in transforming attic spaces into functional living areas through expert architectural design and construction services. With over 25 years' experience, we offer three flexible build options to suit different budgets and requirements, including fully managed conversions, client-led projects, and hybrid solutions. Our services cover all aspects from feasibility assessments and planning permissions to structural calculations and final decoration, ensuring compliant, high-quality results.

Celsius Environmental Services provides expert HVAC repair, maintenance, and installation services for water source heat pump units and air conditioning systems. Specialising in residential, commercial, and industrial applications, we combine 24 years of experience with partnerships like Toshiba and Versatemp to deliver high-quality, warrantied solutions. Our SafeContractor-approved processes ensure compliance with rigorous health & safety standards.