Optimizing Lead Enrichment: Secrets from C17's Custom Waterfall

This post breaks down the custom lead enrichment waterfall we use at C17 that saves us time, credits, and tons of bad data. we built our own logic using Supabase, BounceBan, and strict domain filters. It walks through our exact step-by-step process and explains how we avoid revalidating already-invalid emails. Perfect for GTM, RevOps, or outbound teams struggling with low-quality leads and high enrichment costs. Here's the post - https://www.linkedin.com/posts/utkarshsinghrana_we-dont-use-clay-native-waterfall-even-activity-7402397416672665600-doKT