Better energy solutions for London properties.
Join the clean energy revolution in London. We provide independent advice and connect Greater London homeowners with accredited installation partners for insulation, heat pumps, and solar.
Your independent energy consultancy.
We guide you through the complex landscape of energy efficiency improvements, ensuring you get the best advice, funding, and trusted installers.
Funding Eligibility Check
We assess your property to identify if you qualify for government grants like ECO4 or GBIS.
Independent Property Assessment
Our experts provide unbiased recommendations on the best energy efficiency upgrades for your home.
Installer Matching
We connect you exclusively with fully vetted, accredited installation partners from our nationwide network.
Quote Comparison
We help you compare quotes objectively to ensure you receive the best value and highest quality.
Project Coordination
Our team supports you throughout the entire journey, acting as your single point of contact.
Aftercare Support
We ensure all installations meet strict quality standards and provide ongoing assistance post-installation.
Why Choose OES in London?
As a leading independent energy consultancy serving London and the wider Greater London area, we understand local funding opportunities and property types. We don't install systems ourselves; instead, we match you with the best accredited local professionals.
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Local Knowledge: Our network includes vetted installers based near London, ensuring fast response times and regional expertise.
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Independent Advice: We provide unbiased recommendations tailored to your London property, not sales pitches.
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Maximum Funding: We assess your eligibility for London-specific grants alongside national schemes like ECO4 and GBIS.
Our Solutions
We help you understand which energy solutions make sense for your property, and then connect you with the right accredited installation partners.
Solar Panels
Generate your own clean energy and significantly reduce electricity costs.
Battery Storage
Store excess solar energy or cheap off-peak grid electricity for when you need it.
Heat Pumps
Highly efficient, low-carbon heating systems for modern homes and businesses.
Insulation
Stop heat escaping. Loft, cavity wall, and solid wall insulation solutions.
Boiler Upgrades
High-efficiency boiler replacements to reduce gas consumption and heating bills.
Retrofit Assessments
Comprehensive property evaluations to identify the best efficiency improvements.
Funding Guidance
Could you qualify for government funding?
We are specialists in navigating the complex landscape of UK energy grants. We can assess your property and circumstances to find out if you're eligible for free or partially funded upgrades.
Ready to improve your property's energy efficiency?
Let our independent experts guide you to the right solutions, access government funding, and connect you with trusted installers.