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How to optimise energy efficiency through smart maintenance

November 24, 2025
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In any commercial building, energy costs represent a significant portion of operational expenditure. With rising energy prices and a growing focus on sustainability, finding ways to reduce consumption is no longer just a good idea – it is a business imperative. Some property managers believe that major savings can only be achieved through expensive, large-scale upgrades. However, you can unlock substantial energy savings through a more accessible and strategic approach: smart maintenance.

An unmanaged building is an inefficient one. Systems that are not regularly serviced, monitored and optimised will inevitably waste energy, leading to inflated utility bills and a larger carbon footprint. You do not have to accept this as a standard cost of doing business. By embracing a proactive maintenance strategy, you can take control of your building’s energy performance, cutting costs and improving your environmental credentials.

Elite Group provides the expertise to transform your maintenance from a reactive necessity into a strategic advantage. This is your guide to optimising energy efficiency through smart maintenance, ensuring your building runs leaner, greener and more cost-effectively.

The link between maintenance and energy waste

Every system in your building, from the boiler in the plant room to the lights in the office, consumes energy. Over time, their efficiency naturally degrades. Filters get clogged, moving parts wear down, and calibrations drift. A poorly maintained HVAC system, for example, has to work much harder to heat or cool a space, consuming more energy to achieve the same result.

This gradual decline in performance often goes unnoticed, but its cumulative effect on your energy bills can be enormous. It is a silent drain on your resources. Reactive maintenance – fixing things only when they break – does little to address this underlying inefficiency. A proactive, planned approach is the key to stopping this waste.

Strategies for smart, energy-efficient maintenance

Optimising your building’s energy efficiency is a continuous process, not a one-time fix. It involves a combination of regular servicing, detailed analysis and strategic upgrades. By adopting these smart maintenance practices, you can ensure your property operates at peak performance.

1. Implement a planned preventative maintenance (PPM) programme

A planned preventative maintenance (PPPM) programme is the foundation of any energy-efficient building strategy. Instead of waiting for a breakdown, PPM involves a schedule of regular checks, servicing, and cleaning for all your critical assets.

Why it matters: Consistent maintenance keeps your systems running as the manufacturer intended. For an HVAC system, this means clean filters, clear ducts, and correctly calibrated thermostats. For electrical systems, it involves checking connections and ensuring equipment is not drawing unnecessary power. These simple, recurring tasks prevent the gradual decline in efficiency that leads to higher energy bills.

What to do:

  • Create an asset register: Catalogue every piece of equipment that consumes energy.
  • Develop a schedule: Work with a maintenance expert to create a service schedule based on manufacturer recommendations and equipment usage.
  • Track performance: Keep detailed records of all maintenance activities and monitor energy consumption to track improvements over time.

2. Conduct regular energy audits

You cannot manage what you do not measure. An energy audit is a comprehensive assessment of your building’s energy consumption. It identifies where energy is being used, where it is being wasted, and what opportunities exist for improvement.

Why it matters: An audit provides you with a clear, data-driven roadmap for reducing energy use. It moves you beyond guesswork and allows you to focus your efforts and investment where they will have the greatest impact. It might reveal that your lighting is outdated, your insulation is inadequate, or your HVAC system is poorly configured.

What to do:

  • Analyse utility bills: Review at least 12 months of bills to identify consumption patterns and seasonal peaks.
  • Perform a walk-through inspection: A professional will survey the building to assess insulation, windows, lighting, and equipment.
  • Utilise smart technology: Employ thermal imaging to find heat loss and use data loggers to monitor equipment energy use. The resulting report will provide specific, actionable recommendations.

3. Embrace smart technology and building controls

Modern building management systems (BMS) and smart technology offer unprecedented control over energy consumption. These systems can automate and optimize everything from heating and lighting to ventilation, ensuring energy is only used when and where it is needed.

Why it matters: Smart controls eliminate human error and inefficiency. For example, smart thermostats can automatically adjust temperatures based on occupancy, while sensor-controlled lighting ensures lights are switched off in empty rooms. This level of granular control can lead to dramatic energy savings without compromising occupant comfort.

What to do:

  • Upgrade to a modern BMS: If your building has an old or non-existent control system, upgrading can provide an excellent return on investment.
  • Install smart sensors: Use occupancy, motion, and daylight sensors to automate lighting and HVAC systems.
  • Monitor and adjust: Use the data from your smart systems to continuously refine your energy strategy and identify further opportunities for savings.

Case study: driving efficiency with strategic upgrades

While regular maintenance is crucial, sometimes the greatest gains in efficiency come from upgrading outdated systems. A smart maintenance plan will identify when a piece of equipment has reached the end of its effective life and a replacement offers better long-term value.

Our work at Bassetlaw Hospital is a perfect example of this. As part of their ongoing energy efficiency improvements, the hospital needed to upgrade its aging heating plant. The existing boilers were unreliable and inefficient, leading to high running costs and an increased risk of failure.

Elite Engineering Services was appointed to manage the replacement of four gas-fired boilers with modern, high-efficiency equivalents. This was more than a simple swap; it required careful planning and execution to integrate the new system with the hospital’s existing infrastructure. The project resulted in a more reliable and significantly more energy-efficient heating system, directly reducing the hospital’s energy consumption and operational costs. This demonstrates that a strategic upgrade, guided by a smart maintenance philosophy, delivers powerful and lasting benefits.

Partner with Elite Group to unlock your building’s potential

Optimising energy efficiency is not a cost centre; it is an investment in your property’s value, sustainability, and performance. Through a combination of planned preventative maintenance, regular energy audits and strategic upgrades, you can take decisive control of your energy consumption. You can reduce your operational costs, meet your environmental targets, and create a more comfortable and reliable building for everyone.

Elite Group has the expertise and experience to help you develop and implement a smart maintenance strategy tailored to your building’s specific needs. We will help you turn wasted energy into tangible savings.

Contact Elite Group today to learn how our expert maintenance services can help you optimise your building’s energy efficiency.