Company lists · Data refreshed September 2026
Top 25 Carbon accounting software startups based in Germany
RevenueBase identified 138 carbon accounting software startups headquartered in Germany as of September 2026 and tracks 2,910 professional contacts across them, including 1,298 with verified work emails. Berlin is the largest hub.
This list covers carbon accounting software startups headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest carbon accounting software startups based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 376 contacts → | ||||
Indirect evidence “ClimatePartner makes climate action valuable for every company at any stage of their journey.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 114 contacts → | ||||
Strong evidence “Plan A, a Diginex Company, is Europe’s leading provider of corporate carbon accounting and decarbonisation software, enabling companies to turn emissions intelligence into…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 85 contacts → | ||||
Indirect evidence “Seit unterstützt die DFGE Unternehmen dabei, Nachhaltigkeit messbar und strategisch nutzbar zu machen.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 79 contacts → | ||||
Partial evidence “With 25 years of experience, First Climate is a leading global provider of carbon management and green energy services for hundreds of corporate and public sector clients.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 77 contacts → | ||||
Partial evidence “carbmee helps companies with complex supply chains to seamlessly collect, analyze, and report emissions data across all three scopes of the Greenhouse Gas (GHG) Protocol…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 75 contacts → | ||||
Partial evidence “VIDA is the leading software for infrastructure investors to assess climate risks, track their impact, and meet reporting requirements.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 72 contacts → | ||||
Partial evidence “VERSO ist Sustainability-Software-Pionier und Full-Service-Anbieter für die Nachhaltige Transformation im Mittelstand.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 70 contacts → | ||||
Strong evidence “Tanso is the ESG and carbon accounting software that industrial companies in DACH rely on to stay competitive and compliant.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 61 contacts → | ||||
Indirect evidence “With Planted, we support companies holistically and individually in the implementation of their sustainability goals.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 59 contacts → | ||||
Partial evidence “Code Gaia is the operating system for profitable ESG & EHS management - driven by intelligent software and personal support, for more growth and resilience.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 59 contacts → | ||||
Indirect evidence “CO₂ inquiries?” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 58 contacts → | ||||
Indirect evidence “We want to decarbonize the global freight industry by building the data backbone for sustainable supply chains.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 54 contacts → | ||||
Partial evidence “Join to our next webinar "Would your carbon numbers survive an audit?" on Jul.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 52 contacts → | ||||
Indirect evidence “Der Gebäudesektor ist einer der Hauptverursacher klimaschädlicher CO₂-Emissionen.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 51 contacts → | ||||
Indirect evidence “thinkstep enables organizations worldwide to succeed sustainably.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 46 contacts → | ||||
Partial evidence “Climatiq unlocks fast and accurate carbon footprinting for sustainability professionals-from a single product to an organization’s global value chain, all powered by the largest…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 45 contacts → | ||||
Strong evidence “Vaayu is the world’s first automated software empowering the retail industry to track and cut its carbon and environmental impact in real-time.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 44 contacts → | ||||
Indirect evidence “Nachhaltige Transformation für eine zukunftsfähige Wirtschaft Als spezialisierte Unternehmensberatung für Emissionshandel, CBAM, Treibhausgasbilanzierung, Energieeffizienz sowie…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 43 contacts → | ||||
Partial evidence “Meo Carbon Solutions (MCS) is an independent consulting company experienced in sustainable and future-oriented solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 35 contacts → | ||||
Partial evidence “AllocNow is a cleantech software company enabling industrial sustainability at scale.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 33 contacts → | ||||
Indirect evidence “As a platform for reporting, compliance, and impact, Envoria simplifies sustainability, financial, and risk management for companies across industries and countries.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 32 contacts → | ||||
Partial evidence “Turning Data into Value – Aus CO₂-Daten wird unternehmerischer Mehrwert GLOBAL CLIMATE ist Softwareanbieter und Nachhaltigkeitsberatung in einem.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 30 contacts → | ||||
Indirect evidence “Unsere Mission ist die Dekarbonisierung der Immobilienbranche.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 30 contacts → | ||||
Indirect evidence “We are Enit.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 29 contacts → | ||||
Partial evidence “We are CarbonFreed.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: carbon accounting software startups. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names carbon accounting software startups.
- Partial evidence
- Its own public description names part of carbon accounting software startups, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name carbon accounting software startups. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 138 carbon accounting software startups based in Germany
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Carbon accounting software startups based in Germany at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 138 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among carbon accounting software startups, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Germany whose own description of what they do matches “carbon accounting software startups”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names carbon accounting software startups), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among carbon accounting software startups, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 1,298 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names carbon accounting software startups, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many carbon accounting software startups are there based in Germany?
RevenueBase identified 138 carbon accounting software startups headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Climatepartner, headquartered in Munchen, tops this list with the largest team on record.
Which city has the most carbon accounting software startups?
Berlin leads with 35 headquartered companies, followed by Munchen (17) and Hamburg (11).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,298 verified decision-maker contacts tracked across these 138 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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