SINKScore sheet
Independent sustainability scoreHowden Joinery
Construction / Real Estate · Runcorn, United Kingdom
52/100
Making progress7th of 40 in Construction / Real Estate
Strongest
- Its record on controversies8/10
- Emissions from its own operations7/10
Weakest
- Its effect on water3/10
- Its effect on nature5/10
Evidence level
Limited: fewer independent sources than our full level
Sources
12
Method version
v2.5.10
Date scored
20 September 2026
Scored out of 100 on the same ten questions as every company we score. Every source is listed on the live page. Scores are free. Nobody can pay to change a score, speed it up or hide it. Scores can go down as well as up.
Live score, reasoning and every source
sinkproject.com/company/howden-joineryThis sheet shows the score on the date above. The live page is always current.