Perfecting the art of building energy efficiency
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Transforming new and older buildings into...

The Healthiest & Most
Energy Efficient
Buildings in the world

Paid by the energy you save

How?

Delivering 2050
target efficiency,
today.

HVAC energy savings of up to
80
%

Award-winning climate tech

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Choose the right solution
for your building
Orchestra
Full Optimisation
Complete HVAC optimisation delivering maximum energy savings with our full suite of patented technologies.
Instruments
Symphony Tools
Select individual Symphony tools tailored to your specific building needs and budget.
Option 1
Capex
Upfront / Engagement Fee
25% of Estimated Project Cost at Commencement
Project Build Payments
25% at Commencement · 50% at Physical Build Completion · Balance on Completion
Savings Share
100% of savings retained by Client
Exit / Contract Term
Not applicable
Summary
You can enjoy 100% of the savings from the outset for an investment cost of 4 years of savings.
Option 2
Zero Capex & Shared Savings
Upfront / Engagement Fee
No Upfront Cost · No Engagement Fee
Project Build Payments
Project Build savings retained by Symphony
‍
Savings Share
75% Symphony / 25% Client
Exit / Contract Term
Option to exit anytime for 3 years of savings
Summary
With no upfront cost, you receive 25% of the savings after the project is built, with the option to exit anytime for 3 years.
Most Popular
Option 3
Engagement Fee & Shared Savings
Upfront / Engagement Fee
Engagement fee
Project Build Payments
Project Build savings retained by Symphony
‍
Savings Share
50% Symphony / 50% Client
Exit / Contract Term
Option to exit anytime for 2 years of savings
Summary
For an engagement fee, you receive 50% of the savings after the project is built, with the option to exit anytime for 2 years.
Option 1
Capex
25% of Estimated Project Cost at Commencement
50% at completion of Physical Build
Balancing Sum payment on Project Build Completion
100% of savings retained by you
Summary
You can enjoy 100% of the savings from the outset for an investment cost of 4 years of savings.
Option 2
Zero Capex & Shared Savings
Zero engagement fee
Project Build savings retained by Symphony
Thereafter, savings shared 75/25 Symphony / Client
Option to exit anytime for 3 years of savings
Summary
At no upfront cost, you can enjoy 25% of the savings after the project is built with the choice thereafter to exit anytime for 3 years of savings.
Most Popular
Option 3
Engagement Fee & Shared Savings
Engagement fee
Project Build savings retained by Symphony
50/50 Symphony / Client
Option to exit anytime for 2 years of savings
Summary
For an engagement fee, you can enjoy 50% of the savings after the project is built with the choice thereafter to exit anytime for 2 years of savings.
Notes
—  Project Cost = Estimated Annual Savings × 4
—  Physical Build period is typically 6-months
—  Full Project Build Period is typically 18 months including 12-months of seasonal commissioning
—  Engagement Fee equals the savings realised during the Project Build
—  Offer subject to specific project review
—  Balancing Sum is the difference between amount already paid and the verified annual savings × 4
Full optimisation is compliant with the EU Recast EPBD and aligns with the energy efficiency first EU Directive 2023/1891.

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