Top Sales & Marketing Tech Companies by Revenue 2026

2 companies ranked by revenue, market share, and AI visibility — including Customer.io, Clay

2
Silver

Clay

GTM data enrichment platform hit $100M ARR in 2 years; raised $100M Series C at $3.1B valuation led by CapitalG; 10K+ cu...

$100M
1
Champion

Customer.io

Marketing automation platform hit $100M ARR in Sep 2025 (+37% YoY) on <$40M total funding; 117% net revenue retention; 439 employees; highly capital-e...

$100M

Complete Rankings

#1
Customer.io
💰 $100M

Marketing automation platform hit $100M ARR in Sep 2025 (+37% YoY) on <$40M total funding; 117% net revenue retention; 439 employees; highly capital-efficient

#2
Clay
💰 $100M

GTM data enrichment platform hit $100M ARR in 2 years; raised $100M Series C at $3.1B valuation led by CapitalG; 10K+ customers incl OpenAI, Anthropic

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