Building Energy Retrofit Financial Models

Compare 4 operating formats. Choose the type that matches how you will sell, serve customers and use capacity.

Compare the 4 formats0 documented Excel workbooks

Choose your business type (4)

On-Site Instrumented Energy Survey

Dispatches its own qualified person or team to deliver physical energy-efficiency upgrades at the customer location. Tools and suitable portable equipment travel with the team; any required base workshop is retained.

Earns from
Completed visit
Sales limited by
Crew time including travel and site access
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Turnkey Physical Building Retrofit

Supplies and physically installs physical energy-efficiency upgrades under a defined project scope. It manages procurement and execution rather than simply referring the customer to an installer.

Earns from
Accepted project or work milestone
Sales limited by
Procurement lead times, installation crews and site schedule
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Retrofit Installation Subcontractor

Performs a defined physical work package for a prime contractor or trade partner, delivering physical energy-efficiency upgrades. The scope states which materials, equipment and design responsibilities belong to each party.

Earns from
Accepted work unit, milestone or billed hour
Sales limited by
Trade crew availability and project access
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Dedicated Building Optimization Team

Supplies a dedicated physical team providing physical energy-efficiency upgrades at a client-owned facility. The operator is paid for contracted coverage or delivered work; it does not automatically own the host business or its customer revenue.

Earns from
Client contract-month, billed hour or service unit
Sales limited by
Required shift coverage and agreed service levels
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Compare the operating logic

Open comparison
Building Energy Retrofit: revenue units and capacity limits
Business typeWhat earns revenueWhat limits sales
On-Site Instrumented Energy SurveyCompleted visitCrew time including travel and site access
Turnkey Physical Building RetrofitAccepted project or work milestoneProcurement lead times, installation crews and site schedule
Retrofit Installation SubcontractorAccepted work unit, milestone or billed hourTrade crew availability and project access
Dedicated Building Optimization TeamClient contract-month, billed hour or service unitRequired shift coverage and agreed service levels

Build a plan around your own assumptions

Read the planning guide

Compare the format, then check the workbook inputs and outputs on its model page.

Questions

Which model should I choose?

Match the paying customer, billing unit, location and capacity constraints to your intended operation. Review the full model page to check its scope and workbook status.

Can I combine business types?

Some formats can share premises or staff. Shared resources and revenue need to be counted once. Check the combination notes on each model page.