SINKScore sheet
Independent sustainability scorepostmarketOS
SaaS / Digital Services
34/100
Below expectationsJoint 51st of 76 in SaaS / Digital Services
Strongest
- Its record on controversies8/10
- How it uses materials and handles waste5/10
Weakest
- Emissions from its own operations3/10
- Emissions from its supply chain3/10
Evidence level
Full
Sources
15
Method version
v2.5.10
Date scored
16 September 2026
Scored out of 100 on the same ten questions as every company we score. Every source is listed on the live page. Fees pay for the review, never the result. Scores can go down as well as up.
Live score, reasoning and every source
sinkproject.com/company/postmarketosThis sheet shows the score on the date above. The live page is always current.