They're doing that in Europe:
https://electrek.co/2017/09/27/shell-new-electric-car-chargi...
Walmart and Target in the US are partnering with charging networks to put fast chargers in their parking lots:
https://electrek.co/2018/04/18/vw-electrify-america-walmart-...
https://electrek.co/2018/04/24/target-tesla-chargepoint-elec...