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Lemlist to Microsoft Teams integration — real-time, two-way sync

Keep Lemlist and Microsoft Teams in sync without custom scripts. Cut weeks of integration work, eliminate silent data drift, and give your team a single, reliable source of truth.

  • SOC 2 and 6 other compliance frameworks
  • POC with real engineers in minutes

Adopted by fast-scaling companies moving mission-critical data in real time

Case study
Migrated from Mulesoft
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Migrated from Celigo
Migrated from Heroku Connect
Migrated from Matillion
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Migrated from Fivetran
Case study
Migrated from Celigo
Why teams connect Lemlist and Microsoft Teams

Stop re-entering the same information in Lemlist and Microsoft Teams: Stacksync keeps the records they share consistent in real time, in both directions.

Two tools in the daily stack often hold overlapping information: the same people, the same companies, or the same pieces of work, described twice. The tools do different jobs, so consolidating is not the answer; the overlap just needs to stop drifting.

Stacksync syncs Leads, Activities, Unsubscribes, Webhooks in Lemlist with Channels, Channel Messages, Chats & Chat Messages, Team Members & Users in Microsoft Teams in real time. You choose which records overlap, map the fields that should match, and pick a direction or let changes flow both ways. From then on, an update made in either tool is reflected in the other within seconds, without exports or copy-paste.

Because the sync is field-level, each tool keeps its own extras; only the shared data is held in agreement.

Common use cases

  • Propagate unsubscribes and bounces back to the CRM and other outreach tools for suppression compliance
  • Stop or pause sequences automatically when a reply converts to a deal in the CRM
  • Notify an ops channel when a sync detects failed or conflicting records that need review.
  • Sync team membership from HR or identity systems so channels match the org chart.

Where Microsoft Teams is where the team documents or plans: keep its data fed

Information that originates in Lemlist stays current in Microsoft Teams instead of going stale after a one-time paste.

Handoffs between teams

When work started in one tool continues in the other, the shared fields travel with it automatically.

Where both tools track people or companies: one consistent record

Contact and company details corrected in either tool update the other, so nobody works from the old version.

What you can sync between Lemlist and Microsoft Teams

Representative objects on each side — any object or custom field can map to any target. Schemas are auto-detected; types are converted between the two systems.

Lemlist objects Microsoft Teams objects
Team Members Sender and seat records map outreach activity to reps in other systems. Chats & Chat Messages 1:1 and group chat content read under protected-API access for compliance use.
Campaigns Outreach campaigns are the container leads are pushed into from CRMs and list-building workflows. Team Members & Users Membership synced with identity, HR, or CRM ownership data.
Leads Per-campaign prospect records sync in from enrichment sources and back out with status. Online Meetings Meeting records synced with scheduling and CRM activity timelines.
Activities Engagement records such as opens, clicks, replies, and bounces sync to CRM timelines. Tabs & Installed Apps App configuration read to audit or provision team workspaces.
Unsubscribes Opt-out records propagate to other outreach tools and the CRM for compliance. Teams Team containers provisioned or read to mirror org and project structure.
Webhooks Hook subscriptions define which activity events are pushed to external endpoints. Channels Channel targets used for routing synced notifications and updates.
What ships with Lemlist ⇄ Microsoft Teams

Connect Lemlist and Microsoft Teams for flexible, real-time data sync.

Real-time sync, workflow automation, event queues, EDI, and monitoring, for every Lemlist–Microsoft Teams connection.

Real-time

Two-way sync

Changes in Lemlist or Microsoft Teams instantly reflect in both systems. No stale data, no manual imports.

No-code + pro-code

Workflow automation

Trigger automated workflows whenever Lemlist or Microsoft Teams data changes, update records, fire webhooks, or kick off sequences without brittle API scripts.

At scale

Event queues

Handle millions of events per minute without losing a single Lemlist or Microsoft Teams record.

Observability

Monitoring

Track your Lemlist ⇄ Microsoft Teams sync health, view errors, and replay failed events in one click.

Trading partners

EDI

Transform legacy EDI complexity into simple database interactions between Lemlist and Microsoft Teams.

How the Lemlist and Microsoft Teams connectors work

Lemlist

Integration surface
REST API
Authentication
API key
Change detection
Webhooks on outreach activity events, plus polling
Capabilities
read · write · webhooks
Rate limits
Subject to the platform's API rate limits

Microsoft Teams

Integration surface
REST API (Microsoft Graph)
Authentication
OAuth 2.0 via Microsoft Entra ID; reading message content at scale requires Microsoft-approved protected-API access
Change detection
Graph change notifications (webhooks) for messages and membership; delta queries on some resources
Capabilities
read · write · webhooks
How it works

How to connect Lemlist to Microsoft Teams — three steps, no code

Configure and sync within minutes, no code. Whether you sync 50k or 100M+ records, Stacksync handles the queues, infra, and plumbing. Integrations are non-invasive and need zero setup on your systems.

  1. 01

    Connect your apps

    Authenticate Lemlist and Microsoft Teams with each platform's native method — OAuth, API keys, or service accounts — plus secure options like SSH tunneling, IP whitelisting, and VPC peering.

    • OAuth 2.0
    • SSH tunnel
    • VPC peering
    Lemlist connected
    Microsoft Teams connected
    OAuth 2.0
    SSH tunnel
    SSL certificate
    VPC peering
  2. 02

    Choose tables

    Pick the Lemlist and Microsoft Teams objects to sync — Stacksync auto-detects both schemas, including custom fields where the platform exposes them. Sync to existing tables, or let Stacksync create new ones with ideal data types.

    • Standard objects
    • Custom objects
    • Auto-schema
    objects · Lemlist ⇄ Microsoft Teams
    Customers 12,480
    Sales Orders 8,213
    Invoices 5,902
    Items 1,344
  3. 03

    Map fields

    Fields map automatically even when names and types differ. Stacksync handles transformation and type casting for you, zero configuration required.

    • Auto-map
    • Type casting
    • Transforms
    Lemlist Microsoft Teams
    Company company_name text
    Email email text
    Amount amount numeric
    Created created_at timestamp
FAQ

Lemlist and Microsoft Teams integration FAQ

SECURITY

Security teams love Stacksync

As a data company, we understand the importance of keeping your data secure. Stacksync is built with security best practices to keep your data safe at every layer, and is DPF-certified for US, EU, UK and CH data transfers.

SOC 2 type II
ISO 27001
HIPAA BAA
GDPR
CCPA
CSA STAR
DPF US-EU-UK-CH
→ SECURITY WITH BENEFITS

SSO & SCIM

Let your users access Stacksync from your centralized user management systems. Works with Okta, Azure, Google SSO and more.

Alerts

Immediately get alerted about record syncing issues over email, Slack, PagerDuty and WhatsApp. Resolve issues from a centralized dashboard with retry and revert options.

Secure connection options

Securely connects to your systems with:

Related integrations

Every pair below is a real-time, two-way sync. Search all 386 integrations available for Lemlist and Microsoft Teams.

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