Renewable Energy Systems in London
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Clean energy solutions for homes, landlords and commercial buildings.
The future is renewable — and property owners across London are investing in systems that reduce bills, boost EPC ratings and increase property value.
At Bigness Group, we design and install renewable energy systems that deliver long-term performance, lower carbon emissions and strong financial returns.
From solar panels and battery storage to heat pumps and EV charging infrastructure, our team provides full, certified installations for residential, commercial and mixed-use buildings.
Our Renewable Energy Services
Solar PV Systems (Photovoltaic Panels)
High-efficiency solar panels for homes, businesses and multi-unit buildings.
Includes inverters, mounting systems and performance monitoring.
Battery Storage Solutions
Store excess solar energy and use it during peak hours.
Perfect for EPC improvement, bill reduction and energy independence.
Air-Source Heat Pumps (ASHP)
Energy-efficient heating and hot water systems that replace gas boilers.
Ideal for retrofits and new builds.
Ground-Source Heat Pumps (GSHP)
High-performance heating for larger homes and commercial buildings using ground loop systems.
EV Charging Station
Residential chargers, workplace charging, and commercial multi-bay systems.
Solar Thermal Systems
Use solar energy to heat domestic hot water efficiently.
Smart Energy Management Systems
Monitoring platforms, app-controlled settings and real-time energy analytics.
Benefits of Renewable Energy Systems
- Lower monthly energy bills
- Strong EPC rating improvements
- Long-term property value increase
- Reduced carbon footprint
- Potential eligibility for grants or tax incentives
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Energy independence and backup resilience
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Modern, future-proof building systems
A renewable upgrade is not an expense — it’s an investment.
Planning, Survey & Compliance
We ensure all installations meet UK regulations and product standards:
- MCS & NICEIC certified installations
- G98 & G99 grid connection compliance
- Part L energy efficiency requirements
- Planning guidance for solar on flats / conservation areas
- Noise & placement compliance for heat pumps
- Fire safety integration for battery systems
- Electrical certification & building control sign-off
We manage the whole process from start to finish.
Our Installation Process
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Property Assessment & Energy Survey
Roof orientation, shading, electrical system, heating layout. -
System Design & Specification
Panel layout, inverter choice, storage capacity, heat pump design. -
Installation & Integration
Solar PV, batteries, heat pumps, wiring, commissioning. -
Testing & Certification
MCS certificate, grid notification, electrical sign-off. -
Monitoring Setup & Handover
App configuration, performance monitoring and user training.
We deliver clean, organised and high-performance renewable installations.
Why Choose Bigness Group
- MCS-certified renewable partners
- Full design + installation under one team
- Proven experience with London property types
- Strategic EPC and energy-efficiency approach
- Clean, professional installation teams
- Perfect integration with insulation & retrofit services
- Long-term maintenance and technical support
We build renewable systems that actually perform — and last.
FAQ – Renewable Energy Systems
Q: Will solar improve my EPC rating?
A: Yes — solar PV and batteries provide strong EPC improvements.
Q: Are heat pumps suitable for older homes?
A: Yes — with proper insulation and system design.
Q: Do I need planning permission for solar panels?
A: Usually no, unless in conservation areas.
Q: Can commercial buildings install EV charging?
A: Absolutely — workplaces benefit greatly from multi-bay systems.
Our Renewable Projects in London
We’ve delivered solar PV arrays, heat pump systems, EV chargers and full energy-upgrade packages across residential homes, HMOs, apartment blocks and commercial buildings in London. Our focus is always on efficiency, aesthetics and regulatory compliance. Clients choose Bigness because they want quality installation backed by engineering, not shortcuts.
Renewable Systems by Borough
London boroughs differ in roof types, access, planning constraints and conservation rules. We have experience across: Barnet, Brent, Haringey, Camden, Islington, Hackney, Westminster, Kensington & Chelsea, Hammersmith, Ealing, Wandsworth. Our knowledge ensures smoother approval and installation.
Barking and Dagenham / Barnet / Bexley / Brent / Bromley / Camden / Croydon / Ealing / Enfield / Greenwich / Hackney / Hammersmith and Fulham / Haringey / Harrow / Havering / Hillingdon / Hounslow / Islington / Kensington and Chelsea / Kingston upon Thames / Lambeth / Lewisham / Merton / Newham / Redbridge / Richmond upon Thames / Southwark / Sutton / Tower Hamlets / Waltham Forest / Wandsworth / Westminster
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