CarbonSquare

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“Our buyer asked for emissions data. We had no idea where to start.”

CarbonSquare helps growing businesses under pressure deliver fast, credible carbon reports without the cost or complexity of big consultants.

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From invoices to investor-ready numbers — in 10 days.

Your suppliers, certifiers, and investors don’t want promises, they want numbers. CarbonSquare turns your invoices, receipts, and expenses into a clear one-year carbon baseline, with hotspots identified and ready to share.

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Why You Can't Afford to Wait

Deadlines don’t wait. Neither should you.

Every week of delay increases your compliance risk.

Supply chains are asking now.

→ Big corporates already expect emissions data from their vendors.

Deadlines don’t wait. Neither should you.

Every week of delay increases your compliance risk.

Supply chains are asking now.

→ Big corporates already expect emissions data from their vendors.

Certification stalls without it.

→ B Corp, ISO, and Ecovadis all require carbon baselines to move forward.

Investors notice.

→ Due diligence questions now include Scope 1–3.

If you can’t provide the numbers, someone else will.

Secure Your Report

Your CSRD-ready baseline — in 10 days.

We turn your invoices, receipts, and expenses into a buyer-ready footprint report.

You’ll receive:

A 12-month carbon baseline (Scopes 1–3)

Top 5 emission hotspots

A 6-page PDF report + 1-page “Method & Limits” note

CSRD-Ready Baseline in 10 Days — delivered in 10 business days, as soon as we get your data.

How It Works

Simple. Transparent. Built for SMEs.

Carbon reporting doesn’t need to be complicated.

You send us your invoices, we send you back clear numbers.

Fast, accurate, and ready to share with buyers, certifiers, or investors without the overwhelm.

We ask these data → invoices, receipts, or a CSV export.

We ask these data → invoices, receipts, or a CSV export.

We calculate → using GHG Protocol + DEFRA emission factors.

We calculate → using GHG Protocol + DEFRA emission factors.

You get your report → clear numbers, hotspots, and next steps you can share with buyers, certifiers, or investors.

No jargon. No endless workshops. Just the clarity you need to move forward.

Pricing

Tailored. Transparent. Built for SMEs.

Our carbon accounting process cuts through complexity.

Free Data Readiness Check (20 mins)

Priority delivery

A quick review of your existing data (CSV, invoices, accounting exports) to confirm what’s needed for a baseline footprint. No cost, no obligation.

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Custom Report Package

Priority delivery

Based on your company size and data complexity, we provide a tailored, fixed-fee quote. Every package includes:

Includes:

Scope 1–2 + spend-based Scope 3 baseline (GHG Protocl aligned)

Clear methodological note - assumptions, boundaries, and emission factors transparently documented

Clear methodological note - boundaries, and emission factors transparently documented

Baseline year definition (aligned with financial year or reporting needs)

Visual PDF report - hotspots, charts, and tailored insights for decision-making

Optional add-ons:

Optional add-ons:

Quarterly updates (track year-on-year progress)

Quarterly updates

Supplier compliance packs (pre-filled questionnaires for enterprise buyers)

Supplier compliance packs

Grant & B Corp documentation (formatted outputs for applications and certifications)

Grant & B Corp documentation

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Early access

Pilot Priority

Priority delivery

Join as a founding customer and help shape CarbonSquare. In exchange for feedback (and optional case study inclusion), you’ll get reduced pricing and priority delivery.

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Benefits

Who We Work With

We know exactly who needs this.

Suppliers under pressure

SMEs selling to corporates who are already asking for emissions data.

Certification seekers

SMEs mid-process with B Corp, ISO, or Ecovadis.

Tender applicants

SMEs bidding for grants or EU tenders that require carbon reporting.

If this is you, CarbonSquare was built for your exact situation.

Trust & Reassurance

Your data. Protected every step of the way.

CarbonSquare follows a simple, secure flow for all client data:

Confidential from the start → All files are handled under GDPR standards.
Controlled access → Data is stored in encrypted, password-protected folders.
Used only for your report → We never share raw data with third parties or AI models.
Deleted on request → Once your report is delivered, your data can be erased immediately.

Confidential from the start → All files are handled under GDPR standards.
Controlled access → Data is stored in encrypted, password-protected folders.
Used only for your report → We never share raw data with third parties or AI models.
Deleted on request → Once your report is delivered, your data can be erased immediately.

With CarbonSquare, you know exactly where your information goes and that it stays safe.Your data stays private. Always encrypted. Always in your control.