Slack as a subprocessor: 142 vendors that use it (November 2026)

142 vendors in the directory name Slack on their published subprocessor list, read from each vendor's own page and re-checked daily.

Vendors that use Slack (November 2026)

# Vendor Uses it for Location First seen
1 Adalo — — October 7, 2026
2 Adobe Slack assists Adobe with resolving service requests, tracking tickets and omni-channel routing. USA, EU October 6, 2026
3 Adobe Analytics Assists with resolving service requests, tracking tickets, and omni-channel routing USA, EU October 25, 2026
4 AnnounceKit Internal notifications & communication United States October 3, 2026
5 Apache Airflow Team Chat and Alerting United States September 28, 2026
6 Apiiro Team collaboration and customer communication San Francisco, California, US November 5, 2026
7 Archbee Collaboration & Productivity. A collaboration hub that brings together people, conversations, and tools, enabling more efficient team communication. United States of America September 28, 2026
8 AuditBoard Business Facilitation / Internal Communications, and AI US September 29, 2026
9 BambooHR Messaging platform US October 3, 2026
10 Baseten Communications United States October 6, 2026
11 Better Stack Communication — October 18, 2026
12 BeyondTrust Communication tool (Entitle) USA October 3, 2026
13 Bitmovin Internal communications and collaboration platform. United States October 4, 2026
14 BitSight — United States September 26, 2026
15 Bitwarden Collaboration tool USA September 26, 2026
16 Bluebeam Collaboration and messaging platform which may contain customer and employee identifiers. US, EU October 16, 2026
17 Buildkite Internal team communication and real-time build notifications San Francisco, United States September 28, 2026
18 Bunny.net Our company uses Slack to provide customer support to our users. United States September 28, 2026
19 Campaign Monitor Internal communication/collaboration United States October 3, 2026
20 Carta Communication and collaboration USA September 27, 2026
21 Chargify Communication and collaboration San Francisco, CA October 8, 2026
22 Chartbeat Messaging platform Global October 4, 2026
23 Checkr Internal Communication United States September 26, 2026
24 Chroma — USA September 28, 2026
25 Chronosphere Communication services United States September 28, 2026
26 Clay Customer Support USA October 9, 2026
27 ClientSuccess Customer Communication United States September 28, 2026
28 Cloudbeds Communication and Support United States October 9, 2026
29 Cloudflare Customer support communications United States September 26, 2026
30 Cobalt — USA October 8, 2026
31 Collibra Internal and customer communications in the context of supporting customers and the platform United States October 7, 2026
32 CometChat Customers United States October 9, 2026
33 Conveyor Communication and Customer Support United States September 26, 2026
34 Copper Collaboration & Productivity United States of America September 28, 2026
35 Couchbase Customer support services United States October 3, 2026
36 Custify Providing messaging and communication tools and services. Only relevant if Client decides to expose PII via support chat. — October 9, 2026
37 Dashlane Communication tool United States September 28, 2026
38 Databricks Customer support. See Subprocessor Resources October 8, 2026
39 Deepgram A messaging app for businesses. — September 25, 2026
40 Duffel Customer support communications US October 12, 2026
41 Edge Delta Slack is a messaging program designed specifically for the office AWS September 28, 2026
42 ElevenLabs Collaboration. Slack is used for communication with clients and to manage support tickets US October 5, 2026
43 Encord Collaboration USA October 12, 2026
44 Endor Labs Team Chat & Collaboration United States September 28, 2026
45 Expensify Sales and Support US October 4, 2026
46 EZ Texting Communications US September 28, 2026
47 Factory Collaboration US October 28, 2026
48 Fal Internal communication tool used by Engineering United States October 12, 2026
49 Finout Messaging System US October 23, 2026
50 Fireworks AI Collaboration United States October 12, 2026
51 Flatiron Health Internal communication tool United States October 16, 2026
52 Fly.io Customer support communication United States September 26, 2026
53 Gainsight IT Support Chat United States September 28, 2026
54 Gitpod Instant Messaging and Collaboration United States of America October 19, 2026
55 Glean Customer Communications United States September 26, 2026
56 Groundcover Communications United States September 28, 2026
57 Guesty Collaboration — October 13, 2026
58 H2O.ai Customer and internal communications. — September 28, 2026
59 HackerOne Collaboration and Communication United States September 28, 2026
60 Hasura Business Applications USA September 28, 2026
61 Homebase Internal team messaging and collaboration U.S September 28, 2026
62 Hugging Face Communication United States October 1, 2026
63 Hunter.io Internal communication platform USA September 28, 2026
64 Infisical Infisical uses Slack for internal and external communication. United States September 28, 2026
65 Intruder Team communication United States October 21, 2026
66 Jasper Support US September 26, 2026
67 JazzHR Collaboration & Project Management USA October 13, 2026
68 Jobber Instant messaging USA September 28, 2026
69 Jobvite Collaboration & Project Management USA October 13, 2026
70 Ketch Customer communication. Communication tool. Customer names and contact details are stored. USA October 13, 2026
71 Kinde — United States October 14, 2026
72 Klaviyo Slack Connect for Customer Success and Support Services; Customer-Facing Notification Integration United States⁶, Australia, Brazil, Canada, France, Germany, India, Japan, Singapore, South Korea, Sweden, Switzerland, United Arab Emirates, United Kingdom, Ireland, South Africa September 26, 2026
73 LastPass Customer Support and United States October 15, 2026
74 Lattice Messaging integration (Slack) United States September 26, 2026
75 Lever Collaboration & Project Management USA October 13, 2026
76 Linear Collaboration and community United States October 2, 2026
77 Loggly — United States October 24, 2026
78 Logto Business Apps & Productivity — October 23, 2026
79 Lusha Internal Instant messaging Ireland September 28, 2026
80 Mailchimp Communication and collaboration tool. California, USA September 26, 2026
81 Manatal Team communication and limited customer data sharing US, EU October 24, 2026
82 Marketo Slack assists Adobe with resolving service requests, tracking tickets, and omni-channel routing of customer support requests. USA, EU October 25, 2026
83 Merge Slack (Salesforce.com) is a messaging platform Merge uses for internal collaboration as well as external communication with customers.; Slack ( Salesforce.com ) is a messaging platform Merge uses for internal collaboration as well as external communication with customers. United States October 6, 2026
84 mParticle Customer support USA October 14, 2026
85 Multiplier Enterprise messaging app (internal communication) — September 28, 2026
86 Neon Customer support. See Subprocessor Resources October 15, 2026
87 Netbird Workspace productivity and collaboration — October 25, 2026
88 Nitro Collaboration and communication United States October 24, 2026
89 Omnisend Communication tool Ireland October 14, 2026
90 Oneleet Client Communications — October 16, 2026
91 OpenPhone Internal team communication US October 25, 2026
92 OpenSpace Internal communication & productivity US September 28, 2026
93 Ory Dedicated Support Channel and Community Workspace USA October 14, 2026
94 Osano Collaboration Tool United States October 14, 2026
95 Otter.ai Internal messaging platform for communications. United States September 26, 2026
96 Outreach Internal communication tool United States October 14, 2026
97 Oyster Internal Communications — September 28, 2026
98 PandaDoc Messaging Channel, including AI Capabilities United States October 14, 2026
99 Panther Chat and Customer Support United States September 28, 2026
100 Papaya Global — — October 23, 2026
101 Papertrail — United States October 24, 2026
102 Persefoni Persefoni utilizes Slack for internal messaging and collaboration. In some cases, Persefoni may create Slack support channels for customers. Those channels and Slack logs may contain timestamps, tokens, email addresses, usernames, account data, names, IP addresses, and other types of data. United States October 17, 2026
103 Plivo Platform Services USA September 28, 2026
104 Postman Internal communications United States October 1, 2026
105 PropelAuth Customer relationship management United States September 28, 2026
106 Rapid7 Internal Communication and Messaging United States September 26, 2026
107 Recharge Team messaging and collaboration United States October 15, 2026
108 Recorded Future Internal Mesaging Platform San Francisco October 20, 2026
109 RELEX Log alerting tool United States October 29, 2026
110 Restaurant365 Collaboration — October 28, 2026
111 Scale AI Messaging and Support San Francisco, USA September 26, 2026
112 Scratchpad Internal communication United States September 28, 2026
113 SendGrid Slack provides customer Support chat/messaging solutions for specific Twilio Products and Services USA October 6, 2026
114 SevenRooms Customer Support Services United States September 28, 2026
115 ShipBob Communication Software United States September 28, 2026
116 SigNoz Collaboration Services — October 16, 2026
117 Snyk — United States September 26, 2026
118 Socket Communication around customer support issues; We have a feature to send notifications to users via slack as an opt-in method — September 28, 2026
119 SonarQube Internal communication and collaboration tool Europe September 28, 2026
120 Spellbook Used to deliver and monitor notifications about application activity. US October 16, 2026
121 SpotDraft Communication tool India October 22, 2026
122 StrongDM Customer Communications United States September 28, 2026
123 Supabase Communication with Authorized Users in connection with the provision of the Services and support — October 1, 2026
124 Sysdig Messaging Application USA September 28, 2026
125 Termly Communications USA, California September 28, 2026
126 Timescale Alert monitoring, support communications United States October 15, 2026
127 Together AI Messaging and collaboration USA October 5, 2026
128 Torq — USA September 28, 2026
129 Tropic Support and communication US September 28, 2026
130 Twilio Slack provides customer Support chat/messaging solutions for specific Twilio Products and Services USA September 25, 2026
131 Twingate Customer communications system United States September 26, 2026
132 Unbounce — — September 26, 2026
133 UpGuard Online communication United States September 28, 2026
134 Vantage Team Collaboration & Messaging USA September 28, 2026
135 Vendr Team communications USA October 4, 2026
136 VictoriaMetrics Customer support/communication platform United States September 28, 2026
137 Virtru Collaboration U.S. October 21, 2026
138 Vitally user data is sometimes discussed in chat in Slack — October 15, 2026
139 Whistic Customer Support United States September 26, 2026
140 Wiz Customer and internal communications. US October 4, 2026
141 Zip Zip utilizes Slack for customers enrolled in Slack notifications and customer support. If enabled by customers, Slack may process customer data. USA October 16, 2026
142 ZoomInfo Collaboration and messaging services USA September 26, 2026

First seen: the first check of the vendor's list that named Slack.

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Slack as a subprocessor: FAQ

Which vendors use Slack as a subprocessor?
142 vendors in the ClauseTrail directory list Slack as a subprocessor: Adalo, Adobe, Adobe Analytics, AnnounceKit, and 138 more.
How is this list kept up to date?
ClauseTrail reads each vendor's published subprocessor list every day. A vendor appears here while its latest list names Slack, and moves to "No longer listed by" when a later list drops it.