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§ Founder Profile · Boston, MA, USA

Jennifer Kessler

Founder/CEO at Bizzy

Updated:Jul 13, 2026

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Quick Facts

Role: VP Product
Company: Klaviyo
Status: Active
Location: Boston, MA, USA
Type: Founder

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Recent News & Mentions

Aug 2, 2022FundingKlaviyo - Other Equity

May 1, 2021FundingKlaviyo - Series D

Nov 1, 2020FundingKlaviyo - Series C

Sep 9, 2020FundingOncoImmune - Series B

Apr 1, 2019FundingKlaviyo - Series B

Jan 12, 2017FundingOncoImmune - Series A

Nov 1, 2016FundingSendGrid - Series D

Aug 26, 2015FundingKlaviyo - Other Equity

Aug 1, 2015FundingKlaviyo - Seed

Jul 1, 2015FundingTwilio - Series E

Experience

VP ProductCurrent

Sep 2021 - Present

Senior Director, Product Management

Feb 2019 - Aug 2021

Director, Product Management

Mar 2017 - Feb 2019

CEO and Co-FounderFounder

Sep 2013 - Mar 2017

Portfolio Manager, Global Scientific Strategy

Feb 2009 - Jun 2011

Associate Consultant, Strategic Risk Management

Sep 2006 - Jan 2009

Frequently Asked Questions

Who is Jennifer Kessler?

Jennifer Kessler is VP Product at Klaviyo, based in Boston, MA, USA.

What companies has Jennifer Kessler founded?

Jennifer Kessler has founded companies and has also been involved with Twilio, SendGrid, Bizzy.io, Merck, Marakon.