Stop Wasting 10 Hours Per Week on Carbon Spreadsheets

Carbonetrix automates A4–A5 carbon tracking for construction projects. Get PAS 2080 compliant in 4 weeks.

I spent three years doing a PhD specifically on how to cut carbon in stages A4–A5, speaking with tens of construction professionals to really understand the on-the-ground challenges. Before starting Carbonetrix, I spent a year at Balfour Beatty seeing first-hand how painful A4–A5 tracking is on live projects. Carbonetrix is now backed by the Royal Academy of Engineering and public sector client YORhub, and our A4–A5 solution has already won both industry and academic awards.

— Dr. Suhaib Arogundade
Founder & CEO, Carbonetrix
PhD in Construction Carbon Management

The Problem We're Solving is Real

Most
UK contractors still track A4–A5 manually in spreadsheets
Construction industry digitalisation reports & founder's experience with 50+ contractors
10–20 hrs
per week typically spent on A4–A5 tracking per major project
Based on role analysis: site teams, PMs, sustainability coordinators
£30–50k
annual cost of manual A4–A5 tracking (labour + consultancy)
Calculated from UK construction labour rates and typical consultancy fees
Required
PAS 2080 compliance now mandatory for National Highways contracts
BSI PAS 2080:2023 & National Highways procurement requirements

Simple, Honest Pricing

Choose the tier that fits your needs. Upgrade or downgrade anytime.

Starter
Get Compliant Fast
£195
/project/month
  • Track carbon activities across A4–A5
  • Unlimited projects (pay per project)
  • AI scans delivery notes automatically
  • Real-time carbon dashboard
  • PAS 2080-aligned, BREEAM, custom reports
  • Mobile app for site teams
  • Up to 5 users per project
  • Email support (24hr response)
£44,160/year
Save £41,820/year
Start Pilot - £500
Best for: Small contractors, 1–10 projects
RECOMMENDED FOR TIER 1 CONTRACTORS
Professional
Optimise & Scale
£445
/project/month
£395 for 10+ projects (11% discount)
  • Everything in Starter, PLUS:
  • Unlimited users per project
  • Supplier portal (collect from subcontractors)
  • Search suppliers by carbon reduction plans
  • Get decarbonisation insights
  • Learn and train your team using A4–A5 carbon
  • Custom report builder
  • 1 integration included (BIM/PM software)
  • Priority support (4hr response)
£44,160/year
Save £38,820/year
Start Pilot - £500
Best for: Tier 1 contractors, 5–20 projects
Enterprise
Strategic Carbon Management
Custom
from £345/project/month
  • Everything in Professional, PLUS:
  • Unlimited integrations (API access)
  • White-label reports
  • Dedicated support person
  • Priority feature development
  • Quarterly strategy sessions
  • On-site training included
  • Volume discounts for 20+ projects
Contact Sales
Best for: National contractors, 20+ projects

Not sure which tier?

Try Carbonetrix Risk‑Free: £500 Pilot

What You Get:

  • 3‑month access to full platform
  • Single project (unlimited users)
  • All features (choose Starter or Professional tier)
  • Personal onboarding with founder
  • Setup & training included
  • Generate 1 quarterly carbon return

Double Guarantee:

1️⃣
If you don't save 8+ hours/week, full refund
2️⃣
Not happy for ANY reason in 90 days? Full refund

After 3 Months:

  • Love it? Continue at standard pricing, £500 credited to Year 1
  • Not for you? Walk away, keep your data, no questions asked

Founding Customer Bonus

  • Locked‑in pricing for 2 years (no increases)
  • Priority feature requests (help shape product)
  • Free upgrades to Enterprise features as we build them
  • Co‑marketing opportunities (when you’re ready)

Why Choose a Startup?

We're new. Here’s why that’s actually good for you.

You Get Our Full Attention

We have 10 customers max right now, not 1,000. When you call, the founder answers. When you need something, we build it. Fast.

You Shape The Product

Want a feature? You’re not request #4,728 in a queue. Early customers become our product advisors.

Your Problems Get Solved

Big companies optimise for scale. We optimise for making YOU successful. If something doesn’t work, we fix it immediately.

Locked‑In Pricing

Early customers get today’s pricing locked for 2 years. When we raise prices, you’re grandfathered in.

Double Guarantee

We can only offer this guarantee because we care about every customer. Try to find a vendor with 1,000 customers who offers this.

Direct Access

My phone number is in the app. If something breaks, call me. I’ll fix it or find someone who can.

See Your Savings

5 projects
Your monthly cost:£2,225
Your annual cost:£26,700
Manual tracking cost:£220,800
You save per year:
£194,100
Payback period:3 weeks

Questions? We've Got Answers

Can I try before I commit?

Yes. £500 for a 3‑month pilot. Full refund if you don’t save 8+ hours/week. You keep all your data if you don’t continue.

Are there setup fees?

No. Zero setup fees for all tiers. We cover setup so you go live faster.

How long to get started?

Starter: 1 week. Professional: 2–3 weeks (includes supplier portal). Enterprise: 4–6 weeks (custom integrations).

Can I cancel anytime?

Yes. Monthly contracts (except Enterprise). 30‑day notice. No penalties. Your data exports anytime.

What if our team doesn’t use it?

90‑day guarantee. If adoption is low, we’ll train your team personally or refund you.

You’re a startup. What if you go out of business?

We’re profitable at low burn, you own your data, and we host on UK‑based AWS. In a worst case, you get 3+ months notice and help to migrate.

Do you sell our data?

Never. UK‑based servers, GDPR compliant, your data stays yours. We don’t sell data.

PhD + Royal Academy of Engineering backed
UK‑based AWS servers
GDPR compliant
Industry & academic awards