Our Specialist Refurbishment Services
HF’s electrical division provides a complete turnkey service for building modernisations:
- Full & Partial Rewiring: Replacing aging cabling to ensure fire safety and circuit reliability.
- Distribution Board Upgrades: Moving from old fuse boards to modern, smart-capable distribution units.
- Energy-Efficient Lighting (LED): Reducing energy costs by up to 70% through intelligent lighting design.
- Data & Network Improvements: Installing Cat6/7 cabling and fibre infrastructure for modern connectivity.
- Fire & Security Integration: Upgrading detection and alarm systems to meet current life-safety standards.
- Heating & Ventilation Controls: Modernising mechanical electrical systems for better climate management.
The electrical demands of a modern business are vastly different from those of twenty, forty, or one hundred years ago.
At HF, we specialise in the comprehensive refurbishment of electrical systems across the UK’s commercial, industrial, and residential sectors. Whether it is a mid-century office block requiring a data overhaul or a Grade I listed building needing a sensitive safety upgrade, we provide the technical expertise to make aging infrastructure fit for the future.
Why Refurbishment is a Business Necessity
Modern building owners face a growing gap between their existing electrical capacity and the requirements of modern technology. “Making do” with dated wiring is no longer just a safety concern; it is a barrier to operational efficiency.

Safety, Compliance, and Efficiency
While safety is our first priority, refurbishment is increasingly driven by the need for energy efficiency and digital readiness. Older systems are often:
- Inefficient: Wasting significant energy through dated lighting and heating controls.
- Overloaded: Struggling to power modern server rooms, EV charging points, and HVAC systems.
- Non-Compliant: Failing to meet the latest IET Wiring Regulations (BS 7671), which can impact insurance and property value.
The HF Difference: Heritage Meets Innovation
With a family culture that stretches back over three centuries, we have been working on electrical systems for nearly as long as electricity has been a part of British life.
Our unique combination of family continuity, in-depth technical knowledge, and a commitment to the highest skillsets means our customers benefit from standards that have been the hallmark of HF since its inception. We recognize that a faulty light switch in a small office requires the same level of professionalism as a multi-million-pound industrial rewiring project.

Diverse Project Experience
As one of the UK’s leading Electrical Contractors, we deliver refurbishment projects across every sector:
- Commercial Offices: Upgrading power and data for modern hybrid working.
- Retail & Hospitality: Enhancing customer environments with bespoke lighting and AV.
- Educational Institutions: Modernising schools and universities for digital learning.
- Healthcare: Ensuring 100% reliability in medical and care environments.
- Historic & Listed Buildings: Providing sensitive, non-invasive electrical upgrades.
- Industrial Facilities: Boosting power capacity for new machinery and automation.
Consultation & Compliance
All HF work follows the strict guidelines provided by the NICEIC, and where applicable, the regulations of Historic Scotland and Historic England.
Protect your assets and prepare your building for the decades to come. Contact our team today for an initial consultation or to view specific examples of our refurbishment work in your sector.