10 ways UK businesses can cut energy bills in 2025

Article posted

29th May 2025

Read time

3-6 min read

Author

Mollie Pinnington

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As energy prices remain a key concern for UK businesses, reducing consumption and costs without compromising operations has become a top priority for decision-makers. Whether you run a small office or a large industrial site, the opportunity to improve efficiency and lower bills is greater than ever.

 

Conduct a professional energy audit

A comprehensive energy audit is the first step to identifying waste. These assessments highlight inefficiencies in heating, lighting, and equipment usage. Many suppliers or independent consultants offer audits tailored to business size and sector. This will often come with cost-saving recommendations that deliver a fast return on investment.

 

Embrace smart metering

Smart meters and real-time energy management platforms allow businesses to track consumption patterns by zone, time, and equipment. These insights enable better load management, identify anomalies, and help shape data-driven decisions around operations and maintenance.

 

Upgrade to LED and smart lighting

Lighting typically accounts for 20-40% of a building's electricity usage. Switching to LED lighting can cut this by up to 80%. Adding motion sensors and programmable controls further reduces unnecessary usage, especially in low-occupancy or seasonal spaces.

 

Switch to a green energy tariff or supplier

With the UK’s push towards net-zero, many suppliers now offer renewable electricity tariffs at competitive rates. Some also offer fixed-rate contracts or carbon reporting tools. Compare your options using business-focused energy comparison platforms to find a tariff that meets your sustainability goals while offering cost control.

 

 Install on-site renewable energy

Generating your own energy can significantly reduce reliance on the grid. Solar PV is increasingly viable for SMEs and large commercial premises, especially with new tax relief schemes and shorter payback periods. Explore battery storage options for added flexibility and backup during peak tariff times.

 

Improve building insulation

Heating and cooling are major energy drains. Upgrading insulation, sealing leaks, and installing energy-efficient windows can reduce heating demand. Meanwhile, upgrading HVAC systems, using smart thermostats, and scheduling regular maintenance helps ensure optimal performance year-round.

 

Implement equipment shutdown

Many businesses leave machinery, computers, or systems running when not in use. Automated scheduling tools and employee policies can ensure that non-essential equipment powers down after business hours or when demand is low. By doing this you will be cutting standby consumption significantly.

 

Encourage behavioural change

Creating an energy-aware workplace culture pays off. Internal campaigns, energy champions, and employee incentives can encourage small, habitual changes, like switching off lights or unplugging chargers. These small actions can compound into significant savings across a workforce.

 

Take advantage of government grants and schemes

The UK government offers numerous schemes for energy efficiency improvements, including the Boiler Upgrade Scheme, Enhanced Capital Allowances, and localised green business grants. Staying informed and applying early can help fund upgrades that might otherwise be out of budget.

 

Review and optimise your energy procurement strategy

Beyond consumption, the way you buy energy matters. Working with an energy consultant or broker can help your business understand market trends, manage risk, and time your contracts better. Potentially securing lower rates or more favourable terms for the long term.

 

Cutting energy bills in 2025 isn’t just about cost, it’s also a competitive advantage and a step towards net-zero. By combining practical actions with a long-term strategy, UK businesses can build resilience, reduce environmental impact, and free up capital for growth.

Need help identifying the best energy-saving opportunities for your business? Start with an audit or reach out to an energy advisor who understands your industry’s unique demands.

If you're looking to save money on your energy bills then why not get in touch today? The relationships Resolve Energy has developed with over 24 of the UK’s biggest business energy suppliers allows our energy experts to source the best business energy rates available for your company right when you need them. Request a free quote today and start saving money on your energy.

Looking to pay less on your energy bills?

Get a free quote today