Esgen vs Re Sustainability
Esgen vs Re Sustainability, compared side by side on 13 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Esgen is on 9/100 and Re Sustainability on 47/100.
Where each one leads
Esgen
- agent readiness: 47/100 against 32/100
Re Sustainability
- our overall score: 47/100 against 9/100
At a glance
| Measure | Esgen | Re Sustainability |
|---|---|---|
| What it is | ESGen provides carbon accounting and ESG software to help businesses measure, report, and reduce emissions with audit-ready data. | A platform focused on enabling businesses to achieve and report on sustainability goals. |
| Category | Sustainability, Climate Tech, Carbon Accounting, ESG Software | Sustainability, Climate Tech, ESG Reporting, Enterprise Software |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Software |
| Founded | 2026 | 2021 |
| Headquarters | London, United Kingdom | New York, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Esgen | Re Sustainability |
|---|---|---|
| Employees | Not published | 2,698 |
| Total funding | Not published | $1.5M |
| Latest round | Not published | Seed |
| LinkedIn followers | Not published | 68,364 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Esgen | Re Sustainability |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 9/100 | 47/100 |
| Traction | Not published | 51/100 |
| Search visibility | 8/100 | 35/100 |
| Quality | Not published | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (47/100) | F (32/100) |
| Domain ratingLink authority, 0-100 | Not published | 35/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Esgen | Re Sustainability |
|---|---|---|
| Hosting | Self Managed | Google Cloud |
| CMS | Not detected | WordPress |
| Frameworks | Next.js, Tailwind CSS | Jquery, Bootstrap |
| Analytics | Not detected | Google Analytics 4, Google Tag Manager, Microsoft Clarity |
| Support stack | Not detected | HubSpot |
| Open source | No | Yes |
Esgen vs Re Sustainability: common questions
Which is better, Esgen or Re Sustainability?
On our 0-100 score Re Sustainability rates higher (47/100 against 9/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 13 data points above: read the rows that match what you are buying for.
How do Esgen and Re Sustainability compare on the numbers?
Esgen leads on agent readiness (47/100 against 32/100). Re Sustainability leads on our overall score (47/100 against 9/100).
Read the full Esgen review and pricing or the Re Sustainability review and pricing. You can also browse other Esgen alternatives we track.

