Average energy cost reduction identified across metals, plastics, assembly, and general manufacturing facilities.
Typical payback period — many measures such as compressed air leak repairs deliver savings from month one.
Audit structured to meet ESOS qualification requirements and support ISO 50001 energy management certification.
General Manufacturing
Energy Audit
Manufacturing facilities consume energy across compressed air, process heating, motors, and HVAC systems. Our audits systematically identify where energy is wasted and deliver a prioritised action plan to reduce costs, improve productivity, and meet sustainability targets.
Energy Challenges in
Manufacturing
Every production line, compressed air system, and furnace holds untapped savings potential.
Compressed Air Waste
Compressed air is the most expensive utility — often with 30% or more lost to leaks, pressure drops, and inappropriate use. System optimisation delivers rapid payback.
Motor & Drive Efficiency
Electric motors account for 65–70% of industrial electricity consumption. Oversized motors, fixed-speed operation, and poor maintenance waste significant energy.
Process Heat Losses
Furnaces, ovens, and heat treatment systems often operate below design efficiency. Insulation degradation, control drift, and combustion inefficiency erode margins.
Compliance Pressure
ESOS, ISO 50001, and supply chain sustainability requirements demand audited evidence of energy management and reduction programmes.
Our 7-Step
Methodology
A proven methodology adapted for discrete and continuous manufacturing environments.
Initial Consultation
Understand your facility's operations, production workflows, energy usage patterns, and strategic efficiency goals through a structured discovery session with key stakeholders.
We review historical utility bills, existing metering infrastructure, and any prior efficiency initiatives to establish a comprehensive energy baseline. This initial scoping phase defines audit boundaries, agrees on key performance indicators, and aligns the project timeline with your operational calendar.
On-Site Assessment
Conduct a thorough walk-through of your entire facility, inspecting all energy-consuming systems including HVAC, compressed air, steam generation, lighting, and motor-driven equipment.
Our engineers deploy portable instrumentation such as power analysers, ultrasonic leak detectors, and thermal imaging cameras to capture real-time performance data. We map energy flows from point of supply through distribution to end-use, documenting equipment nameplate ratings, operating hours, and load profiles across each production shift.
Data Analysis
Apply advanced analytical tools including energy modelling software, regression analysis, and thermal simulation to identify consumption patterns, inefficiencies, and high-impact improvement areas.
We benchmark your facility against sector-specific standards and best-available-technology references, quantifying losses across each subsystem. Power quality analysis, load duration curves, and process heat balances reveal where energy is wasted, enabling us to prioritise interventions with the greatest savings potential.
Identifying Opportunities
Develop a prioritised register of tailored energy conservation measures, each accompanied by detailed cost-benefit analysis, projected payback periods, and estimated carbon reduction.
Recommendations span quick wins such as insulation upgrades, compressed air leak repair, and lighting retrofits alongside strategic investments like waste heat recovery, variable-speed drive installations, and process redesign. Each measure is ranked by net present value, implementation complexity, and alignment with your capital planning cycle.
Report Preparation
Compile a comprehensive audit report that outlines all findings, prioritised recommendations, and a phased strategic implementation roadmap tailored to your operational constraints.
The deliverable includes an executive summary for decision-makers, detailed technical appendices with measurement data and calculations, and a financial model projecting annual savings, cumulative ROI, and carbon reduction trajectories. Where applicable, we identify grant and incentive programmes that can offset implementation costs.
Implementation Support
Provide hands-on engineering support throughout the implementation phase, from detailed design and specification writing to vendor selection and procurement oversight.
Our team coordinates with contractors and equipment suppliers to ensure each measure is installed to specification, commissioned correctly, and validated against projected performance targets. We schedule works around production cycles to minimise downtime and provide on-site supervision during critical installation milestones.
Ongoing Monitoring
Establish a measurement and verification framework to continuously monitor energy performance and confirm that implemented measures deliver the projected savings.
We deploy sub-metering, automated dashboards, and periodic performance reviews aligned with IPMVP protocols to track KPIs in real time. As your operations evolve, ongoing analysis uncovers new optimisation opportunities and ensures energy performance remains on a trajectory of continuous improvement.
What You
Receive
Practical, prioritised recommendations with clear financial justification for each measure.
Energy Baseline Report
Complete facility energy mapping covering electricity, gas, compressed air, steam, and HVAC with sub-metering analysis.
Compressed Air Assessment
Leak survey, pressure profile analysis, compressor staging review, and demand reduction recommendations.
Motor & Drive Survey
Assessment of motor loading, efficiency ratings, and VSD opportunities across pumps, fans, and conveyors.
Process Heat Review
Furnace and oven efficiency analysis with combustion tuning, insulation, and heat recovery recommendations.
Carbon Reduction Roadmap
Phased decarbonisation plan aligned with Net Zero targets including electrification and fuel switching options.
ROI & Investment Case
Project-level financial analysis with payback, IRR, and NPV for each recommended measure.
Proven Results
in Manufacturing
Based on completed audits across metals, plastics, assembly, and general manufacturing facilities.
Manufacturing
Audit Questions
Common questions from manufacturers about our energy audit service.
Ready to Optimise
Your Factory?
Our manufacturing specialists identify savings across every energy system in your facility.
- Comprehensive facility energy assessment
- Manufacturing-specific benchmarking
- Detailed ROI analysis & implementation roadmap