You mean buying liquidity from them ?
Usually it's more like 1% of total channel capa, so 50k SATs for you. And reserve requirement are not exactly spent SATs 🙂

Anyway maybe we can summon nostr:nprofile1qqs0nt9skq6vfsgh06v979rrnuchau87mmnk2lqxpv2xaeusqfp30mqpzamhxue69uhky6t5vdhkjmn9wgh8xmmrd9skctcpzemhxue69uhk2er9dchxummnw3ezumrpdejz7qgwwaehxw309ahx7uewd3hkctc9ad278 to find or create that list 

 here is a list of LSP. Is missing Olympus by Zeus and Megalithic but is a start
https://lightningnetwork.plus/categories/1