Hill Grwp Ltd

Established in 1980 and based in Swansea, South Wales, Hill Grwp specialises in the design, manufacture, and delivery of high-performance solutions for essential infrastructure. We support commercial, industrial, energy, and utility sectors with fully compliant, ready-to-install systems built to withstand the toughest environments. Our in-house manufacturing, expert engineering, and nationwide installation capabilities allow us to meet complex project requirements — on time and to the highest standards. Our core solutions include: • GRP Weatherproof & Fireproof Enclosures • Pre-Packaged Sprinkler Pump Rooms • GRP & Steel Housings for Switchgear and Metering Systems • TopBox – Engineered Roof Entry Kiosks From fire protection and rooftop access to metering infrastructure and environmental enclosures, Hill Grwp delivers durable, compliant, and cost-effective solutions tailored to your project needs.