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Sustainable energy solutions: Delivering ROI beyond carbon reduction

Energy costs are now one of the largest overheads for many businesses. Over a quarter of businesses (27%) say they are currently finding it difficult to pay their energy bills, according to new research from the British Chambers of Commerce (BCC). So, it is not surprising that, with rising overheads, changing regulations and increasing expectations from customers, investors and supply chain partners, businesses are having to rethink how they manage energy. However, Mark Bramhall, Director of Commercial Strategy at ‘Plug me in’, believes there is a clear opportunity for organisations to reduce costs and meet sustainability objectives at the same time.

Businesses of all types, from manufacturing facilities and warehouses to commercial buildings and retail sites, can benefit from technologies that reduce reliance on the grid and improve energy efficiency. The challenge is identifying the right solutions and implementing them in a way that delivers lasting value.

Renewable energy projects, unlike many business investments, often provide benefits across multiple areas simultaneously, meaning that on top of cost savings, organisations can also reduce carbon emissions, improve energy resilience and strengthen their environmental credentials; a combination of financial and environmental value that is becoming increasingly important in a business environment where sustainability performance is under greater scrutiny.

With solar module efficiency rising from around 17% to just under 25% over the past decade, stationary battery storage pack prices falling by around 45%, and optimisers improving panel-level performance, monitoring and shading resilience, businesses can now generate more on-site energy, store and use it more intelligently, and reduce reliance on higher-cost grid electricity. “We are now in a place where the technology has matured enough to make renewable energy a genuinely strategic investment,” Mark explains. “Very few business investments tick as many boxes as renewable energy. You reduce operating costs, improve energy security, strengthen ESG performance and often achieve an attractive return on investment from the same project.”

The way to energy independence

While complete energy independence may not be achievable for every organisation, many businesses can substantially reduce their reliance on external energy supplies by taking a more joined-up approach to how they generate, store and manage energy. Smart monitoring tools provide visibility into consumption patterns, helping organisations identify opportunities for further optimisation.

For the customer, this means solar generation can supply electricity during daylight hours, while battery systems store surplus energy for later use. This integrated approach not only reduces energy costs, but also significantly improves resilience against market volatility and future energy price fluctuations.

One manufacturer’s sustainability journey

For Display Mode, a manufacturing company based in Corby, the decision to invest in renewable energy was driven by two clear priorities: reducing carbon emissions and gaining better control over rising energy costs. After exploring alternative approaches to powering its manufacturing facility, the company concluded that solar was the most effective way forward and invested in an 80.22 kWp solar PV system.

This installation now generates 65,139 kWh of electricity annually, significantly reducing the site’s reliance on grid power and delivering estimated annual reducing energy costs by £17,000.  Beyond the financial return, the system is also set to reduce carbon emissions by 12.05 tonnes each year. Over its lifetime, this equates to the environmental benefit of planting approximately 8000 trees.

As part of a wider sustainability strategy that included upgrades to building lighting and electrical infrastructure, these measures have helped create a more efficient operation while supporting the company’s long-term environmental objectives. And with solar generation now in place, Display Mode has established a platform that can be built upon with future technologies such as battery storage, further enhancing energy independence and operational resilience.

For manufacturers and other energy-intensive organisations, this type of integrated approach highlights how sustainability investments can generate measurable returns while supporting broader business goals.

Value of an end-to-end approach

For many organisations, the installation of renewable energy and the predicted cost savings are the initial draw. However, the success of any renewable energy project depends not only on the technology selected, designed and installed, but also on how it is supported over time. Evaluating renewable technologies, forecasting performance and managing ongoing maintenance can be challenging without specialist expertise, but working with an end-to-end partner capable of supporting the entire project lifecycle can help alleviate these challenges.

An end-to-end approach begins with understanding the organisation’s energy profile, operational requirements and sustainability objectives, ensuring the system is designed to maximise performance, carbon reduction and financial return. However, installation is only the starting point. “Too often, renewable energy projects are treated as finished the moment the system is installed,” says Mark. “But these are long-term assets. The real value comes from making sure they continue to perform as intended year after year, with the right monitoring, maintenance and technical support around them.”

This is what turns a solar or battery system from a completed project into a managed asset, protecting performance, savings and ROI over the long term. Access to technical expertise and 24/7 support can help organisations resolve issues quickly, minimise downtime and ensure systems continue operating efficiently throughout their lifespan. As battery storage, energy management software and smart grid technologies become increasingly sophisticated, organisations also benefit from trusted guidance to identify the most effective solutions.

A strategic investment

One thing Mark is clear on is that the conversation around renewable energy has fundamentally changed. What was once viewed primarily as a sustainability initiative is now a strategic business investment, delivering measurable financial, operational and environmental value.

For organisations willing to take a long-term view, technologies such as solar PV, battery storage and intelligent energy management provide an opportunity to reduce operating costs, improve resilience against volatile energy markets and strengthen environmental performance simultaneously. Few investments have the ability to lower overheads, protect against future risk and support ESG objectives in equal measure. “The organisations seeing the greatest success,” says Mark, “are those that no longer view energy as a fixed cost to be managed, but as a strategic asset that can be optimised. The technology is proven, the commercial case is stronger than ever, and businesses that invest today will be better positioned for the challenges and opportunities of tomorrow.