IPA: /ɪˈkwɪpər/
KK: /ɪˈkwɪpər/
A person or organization that provides the necessary tools, equipment, or resources for a specific purpose.
The outfitter was the main equipper for the expedition, supplying all the necessary gear.
Equipper → It is formed from "equip" (from Old French *equiper*, meaning to furnish or provide) and "-er" (meaning a person who). An equipper is a person who provides or furnishes equipment.
Think of someone who 'furnishes' ('equip') the necessary tools or gear — that's what an equipper does.