Carbon Accounting Software for UK Accountants

Why are accountancy firms being asked about carbon reporting?

Carbon reporting is moving closer to the finance function. Qualifying UK companies already have SECR obligations in their annual reporting. Suppliers bidding for certain major central-government contracts may need a published PPN 006 Carbon Reduction Plan. Larger businesses are also asking suppliers for emissions information as they improve their own Scope 3 reporting. That means SME clients who have never employed a sustainability specialist are increasingly turning to their accountant for help.

For an accountancy practice, this is adjacent to work you already do: collecting source records, applying defined methodologies, reconciling data, documenting assumptions and preparing information that can stand up to review. GreenKPO provides the carbon-accounting workflow underneath that service so you do not need to create a spreadsheet model, emissions-factor library, evidence repository and reporting process from the ground up.

How does GreenKPO work across multiple clients?

Each client is onboarded into a structured workspace. The practice can collect electricity and fuel data, travel and mileage records, selected purchase information and other relevant activity data. GreenKPO applies the appropriate emissions factors, records the factor and calculation used, and produces a report with the source evidence behind each figure.

The multi-client view is designed for a practice managing several businesses at the same time. Your team can see which clients have supplied data, where information is incomplete, which reporting periods are ready for review and where follow-up is required. Instead of maintaining a separate spreadsheet and document trail for every client, the process is repeatable from one engagement to the next.

Turn client requests into a repeatable service

Clients are increasingly being asked for carbon information by customers, tenders and reporting requirements. GreenKPO lets an accountant support those clients through a structured workflow instead of creating a new manual process for every business.

Work with the data accountants already understand

Many carbon inputs originate in finance and operational records: utilities, fuel, travel, purchases and supplier information. That makes the accountant well placed to coordinate the data while GreenKPO provides the carbon-reporting structure.

Standardise delivery across clients

Use a consistent method for data requests, evidence collection, calculations and reporting. This improves repeatability and makes it easier to train staff and review work across multiple client engagements.

Create a new advisory conversation

Carbon reporting can begin with a customer or tender request and develop into annual reporting, reduction planning or broader sustainability support. The software gives accountants a practical entry point without requiring a full ESG platform.

What can your practice sell?

The objective is not to sell software licences on their own. It is to give your practice the delivery layer for a new recurring advisory service. You decide the level of service you provide: a straightforward annual carbon footprint, an SECR reporting pack, a PPN 006 Carbon Reduction Plan data pack, supplier-emissions support, or a broader carbon reporting and reduction engagement.

A typical engagement can combine client onboarding, data review, calculation, management discussion, final report and an annual refresh. Because the underlying workflow is standardised, the practice can keep the advisory relationship and professional judgement while GreenKPO handles the repetitive data structure, calculation trail and reporting mechanics.

GreenKPO Partner Programme

GreenKPO helps accountancy practices add carbon reporting as a client service without having to build their own carbon accounting platform, emissions-factor library or reporting workflow. Your practice can use GreenKPO to manage multiple client carbon-reporting engagements through one structured process, while retaining the client relationship and deciding how the service is packaged commercially.

The partner programme can include a multi-client carbon reporting workspace, structured client onboarding and data collection, Scope 1, Scope 2 and selected Scope 3 calculations, current UK Government emissions-factor support, source-to-calculation traceability, SECR and PPN 006 reporting support, annual reporting and year-on-year updates, practice onboarding and training, partner support, and practice-branded reporting options where required.

Build the service around your practice

Different accountancy firms want to deliver carbon reporting in different ways. Some practices want to offer a straightforward annual carbon footprint and report. Others want to support clients with SECR, PPN 006 Carbon Reduction Plans, supplier emissions requests or wider carbon-reduction planning.

GreenKPO can be configured around the service your practice wants to provide and the number of clients you expect to support. Your practice retains the client relationship and decides how the service is packaged commercially. Commercial terms are discussed directly with each practice rather than advertised publicly on the webpage.

Why does an audit trail matter to an accountant?

A carbon number is only useful if someone can explain where it came from. GreenKPO keeps the source activity, emission factor, calculation and reporting output connected. If a client, auditor, tender team or customer asks why a figure changed, your team can return to the underlying record rather than reverse-engineering a spreadsheet months later. That traceability is particularly useful when the same client comes back the following year and expects a consistent method.

GreenKPO does not replace the professional judgement of the accountant or the client’s statutory reporting responsibilities. It gives the practice a controlled evidence and calculation process so the advisory work can be delivered consistently.

How quickly can a practice launch the service?

Start with one or two existing clients rather than trying to build a full sustainability department. Choose clients that already have a clear trigger: an SECR reporting requirement, a public-sector tender, a customer questionnaire, or a board request for a carbon baseline. GreenKPO can then be configured around the data they already hold. Once the first engagement is complete, the same workflow can be repeated across the next client with much less setup.

For practices that want to test demand, the simplest offer is: “We can produce your first structured carbon footprint and reporting pack from your existing business data, then refresh it annually.” That creates a clear service without requiring the practice to make broad ESG consulting promises.

Interested in adding carbon reporting to your client offering?

Get in contact with us to discuss your practice, the type of clients you support and how you would like to deliver carbon reporting. We can show you the GreenKPO partner workflow, discuss onboarding and support, and help you identify a suitable first client to pilot the service with.

Common questions