# Klaviyo CEO

entity: /record/klaviyo.md  
predicate: ceo  
page: /record/klaviyo/ceo  
as_of: 2026-11-01  

As of November 1, 2026, Klaviyo's CEOs on the AsOf record are Andrew Bialecki and Chano Fernández, each a claim of its own with its date, from 6 sources in all. The record holds 3 claims on Klaviyo's CEO, 2 still open and 1 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

## Current CEO

What the record asserts on 2026-11-01.

- [Klaviyo](/record/klaviyo.md) | ceo | Andrew Bialecki | valid 2026-01-01 to present | conf 0.95 | valid | [clm_803E18A79D0E](/claim/clm_803E18A79D0E.md)
  sources: https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/kvyo-20251208.htm, https://www.sec.gov/Archives/edgar/data/1835830/000183583026000018/kvyo-20260429.htm
- [Klaviyo](/record/klaviyo.md) | ceo | Chano Fernández | valid 2026-01-01 to present | conf 0.95 | valid | [clm_DA96FE1D88D1](/claim/clm_DA96FE1D88D1.md)
  sources: https://www.klaviyo.com/fr/about?_gl=1%2A1y3vcv8%2A_up%2AMQ..%2A_gs%2AMQ..%2A_ga%2AMTQ0ODIwMDc1Mi4xNzc4NTI1NjYz%2A_ga_E2RS7HT946%2AczE3Nzg1MjU2NjIkbzEkZzEkdDE3Nzg1MjU2NzAkajUyJGwwJGgxMTQyOTg3NTE5, https://investors.klaviyo.com/governance/board-of-directors/person-details/default.aspx?ItemId=addfa9db-77a0-495c-b3bf-06ba804a4613, https://www.theglobeandmail.com/investing/markets/stocks/KVYO/pressreleases/36552278/klaviyo-appoints-chano-fernandez-as-co-ceo/, https://www.crunchbase.com/person/chano-fernandez, https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/kvyo-20251208.htm, https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/0001835830-25-000116-index.htm, https://www.wikidata.org/wiki/Q106631196

## Every dated value

One claim per line, oldest first. Superseded claims stay visible.

- [Klaviyo](/record/klaviyo.md) | ceo | Andrew Bialecki | valid 2012-09-01 to 2026-01-01 | conf 0.95 | superseded | superseded_by [clm_DA96FE1D88D1](/claim/clm_DA96FE1D88D1.md) | [clm_0AAE593B6164](/claim/clm_0AAE593B6164.md)
  sources: https://www.sec.gov/Archives/edgar/data/1835830/000183583026000018/kvyo-20260429.htm
- [Klaviyo](/record/klaviyo.md) | ceo | Andrew Bialecki | valid 2026-01-01 to present | conf 0.95 | valid | [clm_803E18A79D0E](/claim/clm_803E18A79D0E.md)
  sources: https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/kvyo-20251208.htm, https://www.sec.gov/Archives/edgar/data/1835830/000183583026000018/kvyo-20260429.htm
- [Klaviyo](/record/klaviyo.md) | ceo | Chano Fernández | valid 2026-01-01 to present | conf 0.95 | valid | [clm_DA96FE1D88D1](/claim/clm_DA96FE1D88D1.md)
  sources: https://www.klaviyo.com/fr/about?_gl=1%2A1y3vcv8%2A_up%2AMQ..%2A_gs%2AMQ..%2A_ga%2AMTQ0ODIwMDc1Mi4xNzc4NTI1NjYz%2A_ga_E2RS7HT946%2AczE3Nzg1MjU2NjIkbzEkZzEkdDE3Nzg1MjU2NzAkajUyJGwwJGgxMTQyOTg3NTE5, https://investors.klaviyo.com/governance/board-of-directors/person-details/default.aspx?ItemId=addfa9db-77a0-495c-b3bf-06ba804a4613, https://www.theglobeandmail.com/investing/markets/stocks/KVYO/pressreleases/36552278/klaviyo-appoints-chano-fernandez-as-co-ceo/, https://www.crunchbase.com/person/chano-fernandez, https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/kvyo-20251208.htm, https://www.sec.gov/Archives/edgar/data/1835830/000183583025000116/0001835830-25-000116-index.htm, https://www.wikidata.org/wiki/Q106631196

## What replaced what

- Andrew Bialecki (2012-09-01 to 2026-01-01, [clm_0AAE593B6164](/claim/clm_0AAE593B6164.md)) was replaced by Chano Fernández from 2026-01-01 ([clm_DA96FE1D88D1](/claim/clm_DA96FE1D88D1.md))

## Questions this record answers

### Who are Klaviyo's CEOs?

Andrew Bialecki (since January 1, 2026) and Chano Fernández (since January 1, 2026), as the record asserts them on November 1, 2026.

### When did Klaviyo's CEO last change?

The latest value on the record is Chano Fernández, dated January 1, 2026; before it the record holds Andrew Bialecki, dated September 1, 2012 and closed on January 1, 2026.

### What was Klaviyo's CEO before Chano Fernández?

Andrew Bialecki, valid from September 1, 2012 to January 1, 2026 (status superseded), from a primary source (sec.gov).


## Get this data

- JSON: /v1/entities/klaviyo/ceo (this fact) · /v1/entities/klaviyo?predicates=ceo (with the entity's coverage; add as_of=YYYY-MM-DD for a date)
- MCP: timeline(entity: "klaviyo", predicates: ["ceo"]) for every dated value · fetch(id: "/record/klaviyo/ceo.md") for this page
- Entity twin: /record/klaviyo.md · timeline: /timelines/klaviyo.md

---

AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.