---
title: "SLACK TECHNOLOGIES, INC. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/142faec0-8843-5fe3-beb4-37546b2ea304
json: https://whiteintel.dev/api/public/dossier/142faec0-8843-5fe3-beb4-37546b2ea304
identifier: sec:0001764925
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SLACK TECHNOLOGIES, INC.

**Type:** Company  
**Jurisdiction:** US  
**Identifier:** `sec:0001764925`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/142faec0-8843-5fe3-beb4-37546b2ea304  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/142faec0-8843-5fe3-beb4-37546b2ea304  

## Ownership & control

### Owners / controllers

- **FRATI ROBERT** (officer) — https://whiteintel.dev/entity/7c9add24-1a09-54e3-a137-4fac0ef75ecb
- **HENDERSON CAL** (officer) — https://whiteintel.dev/entity/ab7c0925-5b5c-5ff5-9d62-6a7d583ff44b
- **ZELL BRANDON** (officer) — https://whiteintel.dev/entity/21cf8142-ce21-51a9-b474-805782d4438b
- **BUTTERFIELD DANIEL STEWART** (director) — https://whiteintel.dev/entity/690f4445-9390-506a-bc55-799e4f9c00f0
- **COOPER EDITH W** (director) — https://whiteintel.dev/entity/526f416c-86b4-552d-8ac1-a9c3a2d3394c
- **SCHELLHASE DAVID** (officer) — https://whiteintel.dev/entity/b6b1677b-f546-5c81-85dc-5f8b0afe3406
- **BRACCIA ANDREW** (director) — https://whiteintel.dev/entity/2d3fbcac-cfb4-52f0-8a53-9dfaea080535
- **SMITH GRAHAM** (director) — https://whiteintel.dev/entity/5cb052c0-394f-57b5-8054-1650b87df045
- **YEHOSHUA TAMAR** (officer) — https://whiteintel.dev/entity/793b0069-dd24-571d-87ec-76c8678a9ec9
- **Friar Sarah** (director) — https://whiteintel.dev/entity/463c4bb0-4389-5cd3-b964-76af304cf59d
- **OFARRELL JOHN** (director) — https://whiteintel.dev/entity/b5132f7f-b5dc-5f5c-a11a-c4ef96bd134b
- **MCNAMARA MICHAEL M** (director) — https://whiteintel.dev/entity/bd9e17d4-3c9c-5b2a-809a-a81e1b37674c
- **JORDAN SHEILA A** (director) — https://whiteintel.dev/entity/9ffbc34d-7f43-5d30-bf58-13c282fe7057
- **SHIM ALLEN** (officer) — https://whiteintel.dev/entity/78add846-dfc2-5f0c-a6d5-86ea6ee30181
- **BUTTERFIELD DANIEL STEWART** (officer) — https://whiteintel.dev/entity/690f4445-9390-506a-bc55-799e4f9c00f0
- **ACCEL GROWTH FUND III ASSOCIATES L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/b2174a25-3efb-55d9-9823-1cee8565cb6e
- **ACCEL X STRATEGIC PARTNERS LP** (tenpercentowner) — https://whiteintel.dev/entity/9ee9bf94-eca8-5a79-9973-487478eb7e83
- **ACCEL INVESTORS 2009 L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/78f72440-bcd8-5f18-bdd0-63dddff9b595
- **ACCEL GROWTH FUND INVESTORS 2014 L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/40394ad9-0b82-52ed-87b6-28b4acd36c92
- **ACCEL XI L.P.** (tenpercentowner) — https://whiteintel.dev/entity/53d3e5f0-758d-5cdb-b3cc-4ab6678400de
- **ACCEL XI ASSOCIATES L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/4629d0d6-6cd8-5065-8600-f679f729d4c4
- **ACCEL XI STRATEGIC PARTNERS L.P.** (tenpercentowner) — https://whiteintel.dev/entity/08e31ab0-7a91-598c-82b3-cf970e3313ce
- **ACCEL GROWTH FUND III L.P.** (tenpercentowner) — https://whiteintel.dev/entity/98b605c1-0608-5638-8c68-2ddfdf1f7ac3
- **ACCEL GROWTH FUND III STRATEGIC PARTNERS L.P.** (tenpercentowner) — https://whiteintel.dev/entity/9115ab4a-45d2-5c97-bfe0-c4335eab38ed
- **ACCEL INVESTORS 2013 L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/ccd7681c-0558-5bfb-8c04-e90cf0a16da7
- **ACCEL X LP** (tenpercentowner) — https://whiteintel.dev/entity/c50cea8e-ccfe-5437-ad2e-afb69b3acb5d
- **ACCEL X ASSOCIATES L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/48aa1247-d567-536a-a57c-e4c9a88ae510
- **AH Parallel Fund IV, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/b3e00599-ebc2-58e8-800f-848735697a04
- **Andreessen Marc L** (tenpercentowner) — https://whiteintel.dev/entity/ed5e202d-33a6-5696-8455-e2f1ae4768b0
- **AH Parallel Fund IV-B, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/c8c7f454-a7ce-5582-825b-d8cfcc819f6e
- **ANDREESSEN HOROWITZ FUND III-Q, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/a5a495a9-2288-5583-b8b6-1d5e1e36fa07
- **AH Parallel Fund IV-Q, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/4e8f5d3a-a2a2-5f70-af96-79a61615afa1
- **ANDREESSEN HOROWITZ FUND I, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/29007c95-a912-5cfc-bd24-1b0fd846fc7e
- **ANDREESSEN HOROWITZ FUND III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/54bb73a6-41b4-5fac-9636-280029085054
- **AH EQUITY PARTNERS III, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/ca646b81-8fcf-5e9a-90b4-e4d076815e29
- **AH Parallel Fund IV-A, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/07f44e93-32d0-5c8e-8c0c-daba4948dcc1
- **AH Equity Partners IV (Parallel), L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/7dedaf54-ea8f-5efe-bf23-daa781506b0f
- **A16Z SEED-III, LLC** (tenpercentowner) — https://whiteintel.dev/entity/f2423acb-7cd4-51a1-873a-2574113ccdc2
- **ANDREESSEN HOROWITZ FUND III-A, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/585c1fee-610f-559b-a60d-fb51bdcb54af
- **ANDREESSEN HOROWITZ FUND I-B, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/76e79fcc-d086-575a-bd56-7c45b8e6895e
- **ANDREESSEN HOROWITZ FUND I-A, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/fbf0f2c0-4b6b-5065-a5af-d1db50105208
- **AH EQUITY PARTNERS I, L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/7a2e51eb-a5aa-581b-9807-7f602bd6334a
- **HOROWITZ BENJAMIN A** (tenpercentowner) — https://whiteintel.dev/entity/e90c9451-f5cd-5462-90f1-6b710283b41a
- **ANDREESSEN HOROWITZ FUND III-B, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/b9ddea87-8088-5e44-8320-ba3ab903e9b8
- **SOCIAL CAPITAL PARTNERSHIP III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/4e223b16-5d22-5a6c-a619-3e35b1981855
- **PALIHAPITIYA CHAMATH** (director) — https://whiteintel.dev/entity/7040ee8d-52c7-5bf6-9795-b2bc6b15bc75
- **SOCIAL CAPITAL PARTNERSHIP OPPORTUNITIES FUND GP, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/0ae4cf92-80b3-5ce0-a8f7-094344b4b4b7
- **SOCIAL CAPITAL PARTNERSHIP PRINCIPALS FUND II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/a1c8aa68-7971-559b-a203-e72935b1fa22
- **PALIHAPITIYA CHAMATH** (tenpercentowner) — https://whiteintel.dev/entity/7040ee8d-52c7-5bf6-9795-b2bc6b15bc75
- **SOCIAL CAPITAL PARTNERSHIP II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/3a00e510-406a-511d-9845-23f9bd1d2c10
- **SOCIAL CAPITAL PARTNERSHIP PRINCIPALS FUND III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/e2612a6f-f240-5d59-8308-81608102ec95
- **SOCIAL CAPITAL PARTNERSHIP GP III, LTD** (tenpercentowner) — https://whiteintel.dev/entity/cc492a68-bcec-55f7-8700-d8921e1b852a
- **SOCIAL CAPITAL PARTNERSHIP GP II, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/cf07e77f-6e61-5b88-99fd-ab32d6ca6de2
- **SOCIAL CAPITAL PARTNERSHIP GP II, LTD.** (tenpercentowner) — https://whiteintel.dev/entity/e5b35a59-3e40-58be-85d4-1d405309a58b
- **SOCIAL CAPITAL PARTNERSHIP OPPORTUNITIES FUND, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/dd6f3cb5-2c63-5ee1-8259-bd1026e4a04d
- **SOCIAL CAPITAL PARTNERSHIP GP III, L.P.** (tenpercentowner) — https://whiteintel.dev/entity/3c6b4cd3-c416-5e35-935f-0160dedba5e4
- **SOCIAL CAPITAL HOLDINGS INC.** (tenpercentowner) — https://whiteintel.dev/entity/eadd0e33-0179-5b03-a113-81885e8c6293
- **SOCIAL CAPITAL PARTNERSHIP OPPORTUNITIES FUND GP, LTD.** (tenpercentowner) — https://whiteintel.dev/entity/256f9105-23cb-55a0-b467-6bd7a45a108e
- **ACCEL LEADERS FUND INVESTORS 2016 L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/d9d60cff-94ea-5fcc-a99c-e01363275aa0
- **ACCEL GROWTH FUND IV ASSOCIATES L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/3f97ff4d-7c06-5739-b51b-eb084c055be3
- **ACCEL GROWTH FUND IV L.P.** (tenpercentowner) — https://whiteintel.dev/entity/10467612-d6d7-5ddf-a3e0-e84a9ff6936b
- **ACCEL LEADERS FUND L.P.** (tenpercentowner) — https://whiteintel.dev/entity/1f5c01bc-b39e-5d88-b60d-7871fc6d0296
- **ACCEL GROWTH FUND INVESTORS 2016 L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/b2847bb0-3a93-5cd1-a9c5-111b063696bc
- **ACCEL GROWTH FUND IV STRATEGIC PARTNERS L.P.** (tenpercentowner) — https://whiteintel.dev/entity/6acc5076-cd91-5072-918d-bfc7b90ac142
- **ACCEL LEADERS FUND ASSOCIATES L.L.C.** (tenpercentowner) — https://whiteintel.dev/entity/37e0dfd1-2b15-5156-8390-812c7bae796e
- **BRACCIA ANDREW** (tenpercentowner) — https://whiteintel.dev/entity/2d3fbcac-cfb4-52f0-8a53-9dfaea080535

### UBO chain (walk to the ultimate owner)

1. **FRATI ROBERT** — officer → *SLACK TECHNOLOGIES, INC.*
1. **HENDERSON CAL** — officer → *SLACK TECHNOLOGIES, INC.*
1. **ZELL BRANDON** — officer → *SLACK TECHNOLOGIES, INC.*
1. **BUTTERFIELD DANIEL STEWART** — director → *SLACK TECHNOLOGIES, INC.*
1. **COOPER EDITH W** — director → *SLACK TECHNOLOGIES, INC.*
1. **SCHELLHASE DAVID** — officer → *SLACK TECHNOLOGIES, INC.*
1. **BRACCIA ANDREW** — director → *SLACK TECHNOLOGIES, INC.*
1. **SMITH GRAHAM** — director → *SLACK TECHNOLOGIES, INC.*
1. **YEHOSHUA TAMAR** — officer → *SLACK TECHNOLOGIES, INC.*
1. **Friar Sarah** — director → *SLACK TECHNOLOGIES, INC.*
1. **OFARRELL JOHN** — director → *SLACK TECHNOLOGIES, INC.*
1. **MCNAMARA MICHAEL M** — director → *SLACK TECHNOLOGIES, INC.*
1. **JORDAN SHEILA A** — director → *SLACK TECHNOLOGIES, INC.*
1. **SHIM ALLEN** — officer → *SLACK TECHNOLOGIES, INC.*
1. **BUTTERFIELD DANIEL STEWART** — officer → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND III ASSOCIATES L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL X STRATEGIC PARTNERS LP** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL INVESTORS 2009 L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND INVESTORS 2014 L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL XI L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL XI ASSOCIATES L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL XI STRATEGIC PARTNERS L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND III L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND III STRATEGIC PARTNERS L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL INVESTORS 2013 L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL X LP** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL X ASSOCIATES L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **AH Parallel Fund IV, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **Andreessen Marc L** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **AH Parallel Fund IV-B, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ANDREESSEN HOROWITZ FUND III-Q, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **AH Parallel Fund IV-Q, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ANDREESSEN HOROWITZ FUND I, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ANDREESSEN HOROWITZ FUND III, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **AH EQUITY PARTNERS III, L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **AH Parallel Fund IV-A, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **AH Equity Partners IV (Parallel), L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **A16Z SEED-III, LLC** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ANDREESSEN HOROWITZ FUND III-A, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ANDREESSEN HOROWITZ FUND I-B, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ANDREESSEN HOROWITZ FUND I-A, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **AH EQUITY PARTNERS I, L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **HOROWITZ BENJAMIN A** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ANDREESSEN HOROWITZ FUND III-B, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP III, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **PALIHAPITIYA CHAMATH** — director → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP OPPORTUNITIES FUND GP, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP PRINCIPALS FUND II, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **PALIHAPITIYA CHAMATH** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP II, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP PRINCIPALS FUND III, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP GP III, LTD** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP GP II, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP GP II, LTD.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP OPPORTUNITIES FUND, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP GP III, L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL HOLDINGS INC.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **SOCIAL CAPITAL PARTNERSHIP OPPORTUNITIES FUND GP, LTD.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL LEADERS FUND INVESTORS 2016 L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND IV ASSOCIATES L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND IV L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL LEADERS FUND L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND INVESTORS 2016 L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL GROWTH FUND IV STRATEGIC PARTNERS L.P.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **ACCEL LEADERS FUND ASSOCIATES L.L.C.** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*
1. **BRACCIA ANDREW** — tenpercentowner → *SLACK TECHNOLOGIES, INC.*

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SLACK TECHNOLOGIES, INC.**. Human view: https://whiteintel.dev/entity/142faec0-8843-5fe3-beb4-37546b2ea304 · Structured JSON: https://whiteintel.dev/api/public/dossier/142faec0-8843-5fe3-beb4-37546b2ea304._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._