
Seventh Sense is an AI-powered email delivery optimization system designed for HubSpot and Marketo. It personalizes email delivery times for each individual recipient to maximize engagement and cut through inbox clutter. The system helps companies increase deliverability, engagement, and conversions by sending emails at optimal times. It also offers features like email throttling and frequency optimization. Seventh Sense serves hundreds of companies, scheduling over 400 million personalized emails monthly, and reports seeing engagement increases ranging from 7% to over 100%.

Seventh Sense is an AI-powered email delivery optimization system designed for HubSpot and Marketo. It personalizes email delivery times for each individual recipient to maximize engagement and cut through inbox clutter. The system helps companies increase deliverability, engagement, and conversions by sending emails at optimal times. It also offers features like email throttling and frequency optimization. Seventh Sense serves hundreds of companies, scheduling over 400 million personalized emails monthly, and reports seeing engagement increases ranging from 7% to over 100%.
Product: AI-powered email send-time optimization for HubSpot and Marketo
Founders: Mike Donnelly (CEO & Co‑Founder); Erik LaBianca (CTO & Co‑Founder)
Funding: Seed stage; total reported funding 280,000.00 USD; last round dated 2015-01-14
Scale: Schedules 400,000,000+ personalized emails monthly
Operating history: Customers have used its AI since 2013
Headcount (snapshot): 14 employees
Email marketing performance and inbox engagement optimization (send-time and frequency management).
Sales and marketing software
280000.00
Records indicate a total of 2 funding rounds.