A 1970s industrial asset earning a green building certificate. No solar panels. No battery storage. A 74% reduction in energy consumption through sequencing alone.
In year one, the building consumed 30,000 kWh annually. The owner accepted it as normal for that type of asset and that era of construction. It was a 1970s industrial building -- what else would you expect?
That assumption is where most of the cost lived.
We started with lighting. Not because it was the most dramatic intervention available, but because it was the right first step -- the one that would reveal what came next.
Consumption dropped significantly. The savings from that single change funded what followed.
This is the sequencing principle in practice. Each step is chosen not only for what it delivers on its own, but for what it makes possible afterwards. An improvement that generates capital for the next improvement is worth more than a larger improvement that exhausts the budget and leaves nothing to build on.
Year two: the heating system rebalanced, ventilation optimised, building doors and windows realigned. Not new systems -- the existing ones, made to work correctly.
Each intervention revealed something the previous one had obscured. When the lighting load dropped, the heating demand pattern became legible. When the heating was rebalanced, the ventilation losses became visible. When the ventilation was addressed, the envelope gaps showed up clearly.
This is what a systematic approach to an asset produces: not a list of improvements, but a process of understanding. The building becomes progressively more legible with each step, and that legibility is where the next improvement comes from.
Annual consumption: 7,500 kWh. A 74% reduction from the baseline.
No solar panels. No battery storage. No new infrastructure of any kind -- only the existing asset, understood more deeply and operated more intelligently with each passing year.
The result was a green building certificate. For a 1970s industrial asset. Earned on the basis of its actual energy performance.
The conversation about solar came after. By year four, the asset needed a fraction of the generation capacity it would have required at the original baseline. A system sized to serve 7,500 kWh annually is a different capital commitment from one sized to serve 30,000 kWh -- and it is a system serving an asset that already performs, not one compensating for an asset that does not.
The solar will come. The battery will come. The sequence matters because it determines what those systems are asked to do and what they need to cost.
Next step
The starting point is understanding what the asset actually consumes and why. Everything else follows from that.
Get in touch