Previous Affiliates

@Nextdoor5 items

  1. Stefan Krawczyk

    Software Architect at Salesforce

    1. Salesforce

      Software Architect

      2026 – Present

    2. DAGWorks Inc

      CEO

      2022 – 2025

    3. Stitch Fix

      Manager, Model Lifecycle, Data Platform

      2016 – 2022

  2. Sakina Arsiwala

    1. H2

      Advisory Board

      2026-01 – Present

    2. Twitch

      VP, Community Health (Trust & Safety)

      2024-04 – 2026-03

    3. Taki

      Co-Founder

      2021-10 – 2024-04

  3. Sarah Friar

    Chief Financial Officer at OpenAI

    1. OpenAI

      Chief Financial Officer

      2024 – Present

    2. Nextdoor

      Chief Executive Officer and President

      2018-12 – 2024-05

    3. Square

      Chief Financial Officer

      2012-07 – 2018

  5. Brooke Martin

    Partner at a16z; founder and former early-stage investor

    1. Andreessen Horowitz (a16z)

      Ecosystem Growth Partner, New Media

      2026-07 – Present

    2. Cosign

      Product

      Present

    3. Nextdoor

      Executive Operations & AI Lead

      2026-04 – 2026-06

Nextdoor — Cosign