CAPEX vs PPA: Which Solar Strategy Works for Your Business?

CAPEX vs PPA: Which Solar Strategy works for your business?

A guide to reducing energy costs, protecting capital and accelerating decarbonisation for commercial and industrial organisations.

For businesses with unused roof space and high electricity demand, solar is a sustainability initiative and a strategic financial decision.

This guide helps you evaluate the trade-offs between CAPEX, asset finance and Power Purchase Agreements (PPAs).

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Ortus Energy in strategic partnership with SSE Energy Solutions

Why This Matters

Solar is now a
financial decision

How you fund solar will shape your cash flow, risk profile and long-term energy costs.

Whether you prioritise capital preservation, asset ownership or operational simplicity, choosing the right model is critical. This guide gives you a clear, commercial framework to decide.

What You’ll Learn

What’s inside the guide

A clear comparison of CAPEX, asset finance and PPAs

Who owns the system — and who carries the risk

The impact on cash flow, ROI and operational responsibility

Where each model fits within a wider decarbonisation strategy

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Built for CFOs, Sustainability Directors and Asset Management leaders evaluating commercial solar.

Practical insight for commercial decision-makers.

No jargon. No hype.

A key takeaway

"PPAs can enable organisations to reduce energy costs and emissions without upfront capital, while transferring performance and operational risk."

But no single model fits every business. This guide shows where each approach works — and why.

Built for commercial
energy users

Ortus Energy delivers funded on-site solar solutions for organisations with large-scale energy demand and long-term site control.

Through a strategic partnership with SSE Energy Solutions, we help businesses unlock clean energy without upfront investment — while maintaining commercial focus on cost, resilience and performance.

Proven at scale

Funded solar projects are already delivering measurable results across UK industry — generating millions of kWh of clean electricity annually, reducing carbon emissions and lowering energy costs without capital outlay.

Make a more informed solar decision

Download the whitepaper and assess which financing model best aligns with your business priorities.

Download the whitepaper