For the fourth year running, Badsender has carried out its carbon assessment. In 2024, our carbon intensity dropped from 39 to 37 kg of CO2e per thousand euros of sales. Usually published in April, this report comes out a few months late: 2025 was a particularly complicated year for Badsender. Despite this delay, we were keen to finalize this exercise and share our results transparently with our community.
Public page of our 2024 carbon footprint: https://app.sami.eco/fr/footprint/9684MU7PqUVuLYsPjavgay
A very slight increase of 6% in our overall carbon emissions between 2023 and 2024
In 2024, our overall emissions will be 33 tonnes CO2e. By 2023, this figure had risen to 31 tonnes CO2e.

What does kgCO2e mean? In a carbon footprint, greenhouse gas (GHG) emissions are mainly expressed in terms of “mass of carbon dioxide equivalent”.
33 tCO2e therefore means “greenhouse gas emissions equivalent to 33 tonnes of carbon dioxide”.
Digital: the largest emissions item for Badsender
Like every year, it's digital and service purchasing which account for the lion's share of Badsender's carbon emissions.
This comes from the web development of our email builder LePatron. And as our service provider who develops LePatron does not carry out a carbon footprint, Sami awards us the market average.
A very slight decrease of 5% in our economic intensity
In 2024, our economic intensity will be 37 kg of CO2e per 1,000 euros of sales. In 2023, it was 39 kg CO2e / K€, a very slight decrease of 5%.
Economic carbon intensity is the benchmark used to compare one organization with another, cancelling out the sales effect. So the reason why the drop in absolute carbon emissions and the drop in economic intensity are not exactly similar is simply because we didn't achieve exactly the same sales in 2023 and 2024.
If you've worked with us before, you'll find this carbon intensity in the “Notes” section of our quotes and invoices. What's more, if the invoicing management tools (ciao Sellsy!) could automate this calculation, it would be more efficient for us and for our customers who calculate their carbon footprint.


The second part of the graph above compares Badsender's carbon intensity with that of other companies in the «Marketing and Advertising» or «Software and Consulting» sectors. We're well below the average for our sector!
Have we achieved the goals we set ourselves?
Let's take a look at the targets we set in our last carbon audit:
Migrate hosting infrastructure for our LePatron email builder - ACHIEVED ✅
August 2024, we have successfully migrated our LePatron email builder to Clever Cloud, a European hosting infrastructure based in France. This is what we promised ourselves in 2021 to green our infrastructure.
The database moved from Mongo DB Atas to Clever Cloud. Application hosting, from Heroku to Clever Cloud, and Boss image hosting moved from Amazon S3 to Clever Cloud.
Join one or more collectives - ACHIEVED ✅
- We have joined ADETEM and in particular RESPONSABLES!« collective». However, we won't be renewing our membership in 2026: as we said at the outset, 2025 has been a complicated year, with a significant drop in our business, and we've decided to refocus on our core expertise in email rather than expand into broader marketing subjects.
- On the other hand, we have joined Signal Spam, an association that fights against spam and phishing, which are very closely linked to email deliverability.
Continue transforming our services and building methodologies to help marketers and communicators align their commitments with their emailing content. - WORK IN PROGRESS
Because it can never be completely achieved 😉 But here are some of our actions:
- Our exercises for imagining tomorrow's emails, co-created with the Déjà-Demain agency, incorporate new narratives and inspire our community to take a different approach to their content.
- Our investigations into email accessibility We've created a 50-criteria evaluation grid to help our customers make their emails more accessible.
- Our investigations into editorial sobriety They can be used to improve the wording of emails for clearer language.
Show our ambitions more clearly: this means redesigning our home page and the services pages of our website - ACHIEVED ✅
We took the time in 2024 to restructure the pages of our website: our service pages reflect our convictions. Our pages Our Manifesto, About us, Email expiration dates reflect our ambitions. And we've written our first CSR charter in 2024.
Is it possible to further reduce our carbon intensity?
Since 2021, our carbon emissions have fallen by 21%. But this is the 2nd time in a row that our carbon footprint has stagnated..
If Badsender is to continue to exist, it will be difficult to cut costs. There are still areas for optimization, and we're going to look into them. But we won't be able to reduce our carbon intensity indefinitely, and we risk stagnating at around 30t CO2eq.

That's why we're concentrating our efforts on developing our services. Our impact will be much greater if we accompany our customers towards more responsible emailing and CRM practices than they have been doing up to now.
Our objectives for 2026: support our customers in adopting more responsible emailing and CRM practices, rather than striving to reduce our carbon intensity.
Here's what we have in mind for 2026:
- Continuing to help our customers adopt more responsible emailing / CRM practices So we continue to train and create content on compliance, accessibility, marketing pressure, eco-design, inactive management, commercial pressure, deliverability and copywriting.
- Continue learning how to include new stories in emailing Thanks to our collaboration with the déjà-demain agency, we've been able to move the promotion to the back burner of emailing content.
- Join the a11y France digital accessibility association: because email accessibility is a neglected but essential pillar of digital inclusion.
- Renew our membership of the anti-spam association Signal Spam Supporting our customers in the fight against spam, phishing and sender security is also essential.
- Integrate AI intelligently into our LePatron email builder and in our processes while respecting our values We're thinking in terms of concrete uses, without pushing our users to over-consume AI, without creating dependency, and by offering sovereign and (slightly) more ecological choices.
- Continue to invest time in the Email Expiration Date project This project is helping to reduce the sector's carbon footprint and is contributing to a systemic change in the email ecosystem (senders, routers, messaging systems).
- Continue to measure our greenhouse gas emissions We need a compass: even if it's not compulsory for a company like ours, and our actions are mainly aimed at doing our job well, it's important for us to have a compass, a point of reference to ensure that we remain consistent (especially with AI...).
Thanks to Pablo Castro Salazar who carried out our carbon assessment, as well as the Badsender team and our partners for their responses to the various questionnaires.
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