---
title: "Commercial Solar PPA Calculator | Alliant Energy"
description: "Instant satellite roof analysis and PPA savings estimate for UK businesses. Powered by Google Solar API."
lang: en
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---

[![Alliant Energy — Renewable Energy Solutions](/__l5e/assets-v1/3bd22195-cc6e-43e6-b5ff-5a808ce292d3/alliantenergyltd-2.svg)](/)

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PPA calculator

# Estimate your commercial solar savings.

Enter your business address and we'll use satellite roof analysis to estimate your system size, annual savings and CO₂ reduction under a zero-upfront Power Purchase Agreement.

[Get a Quote →](/quote)[Request Callback](/request-callback)[Brochure](/brochure)

### PPA Savings Calculator

Enter your postcode, then pick your address for instant satellite roof analysis and savings estimate

Step 1 — Enter your postcode

Find your address 

Find

Or enter your address manually below.

Step 2 — Select your address from the results above, or type it in manually below.

Analyse

Business TypeSelect type 

Annual Usage (kWh)

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Accreditations

## Certified, registered, and insured. Every time.

MCS certification isn't a box-ticking exercise — it qualifies your system for Smart Export Guarantee payments and government grants. Our installers are also NICEIC-approved and TrustMark-registered, and every install is fully insured.

![Citation ISO Certification: ISO 9001 quality management, ISO 14001 environmental management and ISO 45001 occupational health and safety](/__l5e/assets-v1/180183cd-e6fd-4b0a-984c-83e6a41390d7/accreditations-iso.jpg)

![Alliant Energy — Renewable Energy Solutions](/assets/logo-IFrgP5Dc.png)

Renewable energy & energy-saving specialists. MCS-registered solar PV, battery storage, heat pumps and EV charging across the UK.

#### Quick Links

-   [Home](/)
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#### Services

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-   [EV Charging](/services/ev-charging)
-   [Energy Saving Advice](/services/energy-saving-advice)

#### Contact

-   [01282 501589](tel:01282501589)
-   [info@alliantenergy.co.uk](mailto:info@alliantenergy.co.uk)
-   Unit 214 Northlight Industries, Pendle Road, Brierfield, Nelson BB9 5FL

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Alliant Energy Ltd is an Introducer Appointed Representative (Financial Services Register No. 1020779) of Phoenix Financial Consultants Limited (Phoenix). Phoenix is a credit broker, not a lender. Phoenix is authorised and regulated by the Financial Conduct Authority (FRN: 539195), and offers finance from its panel of lenders. All finance subject to status and credit checks.

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