KYB Friction with New PSPs for Higher Volume?

Anyone else finding the Know Your Business (KYB) process with newer Payment Service Providers (PSPs) increasingly cumbersome, especially when trying to onboard for higher volume or less conventional business models? We've been looking at a few alternatives to our current setup for processing $EURUSD and $GBPUSD flows, primarily to optimize for tighter spreads and faster settlement, but the compliance hurdles feel like they're designed for startups with zero transaction history, not established SMEs with years of audited financials. It's a significant time sink for the finance team.