BUSINESS ENERGY
Renewable Energy for Business
Read time: 5 minutes
By Les Roberts, Business Energy Expert
11th February, 2025
Investing in renewable energy for businesses comes with many benefits, from cutting your running costs and your carbon footprint to potentially making money by selling surplus energy back to the grid. You can find out more about microgeneration in this guide.
It’s a smart move for anyone looking to future-proof things and protect themselves from volatile business energy prices. Contributing to a greener planet can work wonders for your image too.
Let’s take a closer look at renewable business energy options, their benefits, and how they can transform your business.

What is renewable energy for businesses?
Renewable energy for businesses refers to energy sourced from sustainable and naturally replenishing systems such as solar, wind, hydro, biomass, and geothermal sources. Unlike fossil fuels, these energy sources have minimal environmental impact, making them a vital part of sustainable business practices.
For businesses, adopting renewable energy commercial solutions can help to cut energy costs and enhance public reputation, as more customers seek to support environmentally responsible companies.
What types of renewable business energy are available?
There are a range of different renewable options available. All come with an initial set-up cost but should save you money over time. It’s important to work out which is best for your business before installing any renewable tech.
1. Solar Energy
Solar energy is the most widely adopted form of renewable energy for businesses. Solar panels can be installed on rooftops or walls to harness sunlight and convert it into electricity.
Cost: £5,000 to £10,000 for small systems.
Payback Period: Typically 6-10 years.
Best For: Businesses with large roof spaces or consistent exposure to sunlight.
Solar thermal systems, which heat water using sunlight, are another option. They cost between £3,000 and £5,000 and offer a quicker payback of around five years.
2. Wind Power
Wind turbines generate electricity by converting wind into energy. While effective, they require open, unobstructed spaces for optimal performance.
Cost: £10,000 for microturbines; large turbines can cost up to £3.3 million.
Payback Period: Microturbines take 8-15 years; larger turbines, 1-5 years.
Best For: Businesses in rural areas with ample land and strong wind conditions.
3. Hydroelectric Power
Hydroelectric systems use water flow to generate electricity. These systems are highly efficient but depend on proximity to water sources.
Cost: £4,000-£8,000 per kW of capacity.
Payback Period: An 8kW system takes approximately seven years to pay back.
Best For: Businesses near rivers or streams.
4. Biomass Energy
Biomass systems generate energy by burning organic materials like wood pellets or agricultural waste.
Cost: Varies based on boiler size and type of fuel.
Payback Period: 5-12 years.
Best For: Businesses with access to organic waste or agricultural by-products.
5. Anaerobic Digestion
This process involves breaking down organic materials to produce methane, which can then be burned to generate electricity or heat.
Cost: £8,750 per kWh.
Space Requirement: Large storage areas for organic materials.
Best For: Businesses with significant amounts of food or animal waste.
6. Geothermal and Ground Source Heat Pumps
These systems use heat from beneath the Earth’s surface to provide heating and cooling.
Cost: £11,000 to £15,000.
Payback Period: Around 15 years.
Best For: Businesses in regions with stable geothermal activity or access to large plots of land.
How to get started with renewable energy
It’s important to install the right type of renewable tech for your business, so follow these steps to get started.
Conduct a Business Energy Audit
Start by assessing your current energy consumption and identifying areas for improvement. A renewable business energy audit can help you decide which green energy option suits your needs and budget. If you have a commercial Energy Performance Certificate (EPC), it’s worth checking out the recommendations on this.
Plan for Installation
Once you’ve selected a business renewable energy system, ensure you:
- Check local regulations and apply for planning permissions if required.
- Verify that your installer is certified and government-approved to protect your investment.
- Consider any legal or compliance requirements, especially if your building is listed or in a conservation area.
What are the benefits of renewable energy for businesses?
If you’re still not quite convinced that renewables are best for your business, here are some of the main benefits you get from generating your own power.
- Reduced Energy Costs - Generating your own green business energy can drastically reduce reliance on traditional energy providers. Once installation costs are recovered, the ongoing operational expenses are minimal, leading to long-term savings.
- Stable Energy Pricing - Fossil fuel prices are subject to fluctuations, but renewable energy for businesses offers stable costs, helping you manage budgets more effectively.
- Lower Carbon Footprint - With businesses consuming 56% of the UK’s energy, switching to renewables has a significant impact. It also aligns your company with global sustainability goals, boosting your environmental credibility.
- Enhanced Public Image - A commitment to green energy for business resonates with environmentally conscious customers and stakeholders, improving brand reputation and customer loyalty.
- Regulatory Compliance Many industries are subject to carbon reduction targets and energy efficiency schemes. Generating your own business renewable energy can offset allowances under the Carbon Reduction Commitment Energy Efficiency Scheme.
- Potential Revenue Streams - Excess energy generated by your system can be sold back to the grid. Although the Feed-In Tariff (FIT) scheme has closed, many business energy suppliers offer alternative incentives.
Things to consider before investing in renewable energy techology
As we mentioned at the start, there is an initial outlay involved when installing renewable energy tech. And while it will lead to lower energy bills, any return on investment can take time. Here are some things to consider before you make any investment.
- Long-Term Commitment - Renewable systems typically take 5-15 years to pay off. For short-term renters, investing in renewable energy for business may not be feasible.
- Installation Costs - The initial investment can be high, depending on the system size and type. Ensure you factor in these costs when assessing feasibility.
- Maintenance Requirements - While maintenance costs are generally low, regular servicing ensures optimal performance and longevity.
- Financing and Support Options - For businesses keen on adopting renewable business energy, various financing options and incentives are available:
- Government Grants: Some programs offer funding to support renewable energy adoption.
- Business Energy Loans: Financing options tailored for green energy installations.
- Energy Suppliers: Many suppliers provide bespoke packages for businesses adopting green energy solutions.
If you own your business’s premises outright or if you have a lengthy lease, the cost of investing in renewable energy installations should yield a good return in the long term.
Renewable energy equipment can take up to 10 years to begin paying off but after the initial installation costs you’ll usually only have to cover basic maintenance. If you’re only a short-term renter, investing in renewable technology may not be the best option for you.
How to find the right energy supplier
Partnering with an experienced supplier ensures you get the best deal. Bionic works with trusted business energy suppliers to compare quotes, ensuring you receive tailored solutions that suit your needs if you have renewable energy systems.
Switching to renewable energy for businesses is more than just an environmentally conscious decision—it’s a strategic move to secure your business's future. From reducing operational costs to enhancing your public image, the benefits far outweigh the initial investment.
Give the energy experts at Bionic a call today on 0800 140 4667. We’ll compare quotes from a panel of suppliers to find the right fit for your business.
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