Carbon accounting and offsets (2024)

Because even CO2 needs a spreadsheet

Last updated: 1 Aug 2024

Market 101

Two years ago, VCs were tripping over themselves to invest in carbon accounting startups — which make tools to help businesses measure their emissions. The sector saw a flurry of interest, spurred on by incoming environmental regulations, and a cohort of new startups popped up. But things were significantly quieter in 2023, and funding levels in 2024 have proved similar.

Within the wider carbon accounting universe, there are also startups working on carbon offsetting software. Carbon offsets are credits that represent a tonne of carbon either removed from the atmosphere, or avoided from getting there in the first place. Businesses buy offsets to negate some of their own emissions, often after working out the quantity they need through carbon accounting tools.

Startups are working on carbon offset marketplaces, where businesses can select credits. They're also working on carbon registries — which assess the legitimacy of credits and put a stamp of approval on them — as well as producing data that can be used by companies and asset managers to assess the quality of credits they intend to purchase.

Offsetting has had a tricky time of it. Accusations of greenwashing abound, with a number of articles last year questioning the validity of credits used by companies to offset their emissions. That’s caused some companies to move away from the mechanism: Google, for example, recently said it was moving away from offsets. The sector is evolving — there’s heightened M&A activity and we’re seeing more specialism, two trends we’ll go into below.

Early stage market map

Key facts

$104bn

was how much carbon pricing revenues there were in 20231

40%

of corporates are worried about repetitional risk of a botched carbon offset project2

34%

out of 140 of the world’s most-polluting companies disclosed info about how they manage climate-related risk. 3

Startups tracked by Sifted

Sifted take

The dive in funding for carbon accounting and offsetting tools is, in part, down to the decline in trust in the wider offset market. Companies that turn to removal-based credits could skirt some of the criticism, and, given the concerns about the industry, there are ample opportunities for startups promising to deliver robust verification tools. That said, should more companies turn their focus away from credits and towards reducing the emissions of their operations, then the industry could suffer.

Rising stars

CO2 AI

Climate tech

Carbon accounting

Total funding

$12m

Paris, France
2023

This company, which spun out of Boston Consulting Group, Helps companies measure and report their emissions with the help of a large database of emissions factors and AI.

Round

Seed

Valuation

undisclosed


Date

2023

Size

€11m

climatiq

Climate tech

Carbon accounting

Total funding

€7.8m

Berlin, Germany
2021

Automated carbon emissions management tool. The company claims a big roster of clients, including celonis, Salesforce and Cisco.

Round

Seed

Valuation

undisclosed


Date

2022

Size

€6m

Vaayu

Climate tech

Carbon accounting

Total funding

€11.9m

Berlin, Germany
2020

Carbon emissions calculation for retailers.

Round

Seed

Valuation

undisclosed


Date

2022

Size

€10.5m

CarbonPool

Climate tech

Climate risk insurance

Total funding

€10.9m

Zurich, Switzerland
2023

Provides in-kind insurance for failure to achieve net zero commitments due to shortfalls, reversals, business interruptions and natural catastrophes.

Round

Seed

Valuation

undisclosed


Date

2024

Size

€10.9m

Early stage startups to watch

4.71

Clermont-Ferrand, France
2020
Pre-seed

1.4m

1.4m

-

Abatable

London, United Kingdom
2021
Early VC

15.8m

12.3m

-

Agricarbon

Dundee, United Kingdom
2018
Series A

10.8m

10.8m

-

Alberami

Lecce, Italy
2021
Bootstrapped

500k

100k

-

Altruistiq

London, United Kingdom
2020
Seed

18m

18m

-

Apiday

Paris, France
2021
Series A

14.5m

10m

-

BlueLayer

Berlin, Germany
2022
Seed

10m

5.1m

-

carbmee

Berlin, Germany
2021
Seed

500k

38

-

Carbon Maps

Paris, France
2022
Pre-seed

8m

5m

-

CarbonChain

London, United Kingdom
2020
Series A

9.9m

9.1m

-

CarbonCloud

Göteborgs Stad, Sweden
2019
Series A

8.6m

7.5m

-

CarbonCompete

Paris, France
2022
Pre-seed

-

-

-

Carbonfact

Paris, France
2021
Series A

15.6m

13.6m

-

Carbonfuture

Freiburg, Germany
2020
Early VC

8.1m

5.5m

-

Carbonplace

London, United Kingdom
2023
Seed

40.9m

40.9m

-

CarbonPool

Zurich, Switzerland
2023
Seed

10.9m

10.9m

-

CarbonStack

Hamburg, Germany
2022
Angel

500k

500k

-

Carbontribe Labs OÜ

Tallinn, Estonia
2023
Pre-seed

100k

100k

-

CarbonX

Paris, France
2022
Seed

900k

900k

-

Cawa

Amsterdam, Netherlands
2022
Pre-seed

595k

500k

-

Ceezer

Berlin, Germany
2022
Series A

15.5m

10.3m

-

Clearly

London, United Kingdom
2021
Seed

4.2m

4.2m

-

ClimateView

Stockholms kommun, Sweden
2018
Early VC

26.3m

14m

-

Climatiq

Berlin, Germany
2021
Seed

7.8m

6m

-

CO2 AI

Paris, France
2023
Seed

11m

11m

-

CO2 Revolution

Spain
2018
Seed

250k

250k

-

comundo

Copenhagen, Denmark
2022
Pre-seed

3m

2.3m

-

Cozero

Berlin, Germany
2020
Series A

6.5m

6.5m

-

DK

Rennes, France
2021
Seed

1.2m

1.2m

-

Downforce Technologies

Oxford, United Kingdom
2021
Early VC

9.7m

3.8m

-

eco.mio

Grünwald, Germany
2020
Seed

790k

-

-

eevie

Düsseldorf, Germany
2019
Seed

2m

1.5m

-

Electricity Maps

Copenhagen, Denmark
2016
Seed

6m

5m

-

ERS - Ecosystem Restoration Standard

Paris, France
2020
Seed

7.5m

5m

-

Estuaire

Paris, France
2022
Seed

2.2m

2.2m

-

Forward Earth

Berlin, Berlin
2023
Pre-seed

3.2m

2m

-

goodcarbon

Berlin, Germany
2021
Seed

11.8m

5.3m

-

Greencent

Munich, Germany
2020
Seed

50k

50k

-

Iceberg Data Lab

Paris, France
2020
Series A

14.1m

9.1m

-

Inhabit

London, United Kingdom
2019
Seed

1.5m

1.4m

-

Kabaun

France
2021
Grant

230k

80k

-

Keewe

Montreuil, France
2020
Early VC

4.3m

3m

-

Klima

Berlin, Germany
2019
Series A

25m

10m

50m

Legacy

Copenhagen, Denmark
2019
Seed

2m

1.8m

-

Lune

London, United Kingdom
2018
Seed

3.6m

3.6m

-

Makersite

Stuttgart, Germany
2018
Series A

16.4m

16.4m

-

Minimum

London, United Kingdom
2020
Seed

2.5m

2.4m

-

MoreScope

Oslo, Norway
2021
Seed

3.5m

2.9m

-

My Emissions

London, United Kingdom
2020
Seed

2.2m

1.6m

-

Open Forest Protocol

Lausanne, Switzerland
2020
Seed

3.7m

3.7m

-

Revalue Nature

London, United Kingdom
2022
Series A

9.1m

9.1m

-

Riverse

Écrouves, France
2021
Seed

1.5m

1.5m

-

Sami

Paris, France
2020
Seed

3.5m

500k

-

shipzero

Hamburg, Germany
2018
Series A

8m

8m

-

Sopht

Villeurbanne, France
2021
Seed

5.1m

3.3m

-

Squake

Berlin, Germany
2021
Early VC

3.5m

3.5m

-

Stepwise

Oslo, Norway
2021
Late VC

3.9m

3.9m

-

Sugi

London, United Kingdom
2019
Early VC

730k

150k

-

Supercritical

London, United Kingdom
2021
Series A

14.2m

11.8m

-

Thallo

London, United Kingdom
2021
Seed

2.3m

2.3m

-

Treefera

London, United Kingdom
2022
Series A

12.9m

10.9m

-

Unibloom

London, United Kingdom
2023
Seed

780k

780k

-

Up2You

Milan, Italy
2020
Seed

3.9m

3.5m

-

Vaayu

Berlin, Germany
2020
Seed

11.9m

10.4m

-

YAYZY

London, United Kingdom
2019
Seed

1.6m

620k

-

ZERO44

Berlin, Germany
2022
Seed

2.5m

2.5m

-

Europe’s success stories

Who early stage startups are up against

(Pre-)Seed

SeriesA

SeriesB

SeriesC

SeriesD+

IPO/Exit

This group advises and tracks progress by public and private sectors on reaching net zero.

(Pre-)Seed

SeriesA

SeriesB

SeriesC

SeriesD+

IPO/Exit

In 2023, Stockholm-based Normative launched the Carbon Network, a platform for businesses to share carbon insights and collaborate on reduction efforts.

(Pre-)Seed

SeriesA

SeriesB

SeriesC

SeriesD+

IPO/Exit

In March 2024, the France-based carbon accounting startup Greenly raised $52m in a round led by Fidelity International Strategic Ventures from the UK, with contributions from Benhamou Global Ventures and Move Capital.

(Pre-)Seed

SeriesA

SeriesB

SeriesC

SeriesD+

IPO/Exit

SmartTrackers, a Dutch software company, helps businesses achieve sustainability KPIs. It was acquired by Norway’s Visma, a cloud software provider, in 2022.

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