The Stack Index / Source
serves Identity
Source
Where raw records enter: companies, people, firmographics, scraped listings.
Nothing downstream is better than what you let in.
11tools placed
8operator verified
3author recommended
Apollo4 ops
Contact data and email enrichment via API. Alexander Shartsis, Skyp, SMYS 2
Self-serve
LinkedIn Sales Navigator3 ops
Research and prospecting. Garrett Wolfe, 1GTM, SMYS 3
Mid-market
ZoomInfo3 ops
Named as displaced by the Clay approach. Elliot O'Connor, Frontier, SMYS 8
Enterprise
Apify
Pre-built actor aggregating review sites. Vinayak Mishra, Slang AI, SMYS 1
Self-serve
Lead Magic
First call in the enrichment waterfall. Garrett Wolfe, 1GTM, SMYS 3
Self-serve
Lusha
Contact data. Rick Koleta, GTM 50
Self-serve
Persana
Lead intelligence feeding outbound. Charles Cormier, TopLeads, GTM 19
Mid-market
Serper.dev
Google Maps scraping for venue discovery. Vinayak Mishra, Slang AI, SMYS 1
Self-serve
FullEnrichauthor
Cascading enrichment chain. Rick Koleta, Three Stages
Self-serve
Prospeoauthor
Verified contact resolution. Rick Koleta, Three Stages
Self-serve
Wizaauthor
Contact verification in the cascade. Rick Koleta, Three Stages
Self-serve
New operator stacks, as they are published
Every Show Me Your Stack episode adds operators and tools to this index. Subscribe to GTM Vault and get each one as it lands.