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36+ Integrations. Your Tools. Your Domain.

SIE Data connects to every channel your sales team uses. Email, SMS, voice, LinkedIn, CRM, and custom webhooks — all from one platform. You always send from your own domain.

Email

8 integrations

Gmail / Google Workspace

OAuth — send from your real inbox, best deliverability

Instantly

Cold email automation with warmup and rotation

Smartlead

Multi-mailbox cold email at scale

Lemlist

Personalized cold email sequences

Mailgun

Transactional + bulk email API

Resend

Developer-first email API

Postmark

Transactional email delivery

Custom SMTP

Any SMTP server (Outlook 365, SES, etc.)

SMS & Messaging

13 integrations

Twilio

SMS, MMS, and WhatsApp messaging

OpenPhone

Business phone + SMS

HeyMarket

Business text messaging

Plivo

Cloud communications API

SalesMsg

Two-way business texting

Telnyx

Programmable telecom

Vonage

Communications APIs

Bandwidth

Enterprise messaging API

SlickText

SMS marketing platform

EZTexting

Mass text messaging

Postscript

eCommerce SMS

Attentive

Personalized SMS marketing

WhatsApp Business

WhatsApp messaging API

Voice & Dialer

7 integrations

CallTools

Predictive dialer + power dialer

PhoneBurner

Power dialer for sales teams

Kixie

Sales engagement + auto-dialer

JustCall

Cloud phone system + dialer

Aircall

Cloud-based call center

Orum

AI-powered parallel dialer

Retell AI

AI voice agent for outbound calls

LinkedIn

3 integrations

Phantombuster

LinkedIn automation + scraping

Dripify

LinkedIn outreach automation

LinkedHelper

LinkedIn automation tool

CRM

3 integrations

Salesforce

Soon

Push contacts and signals to Salesforce

HubSpot

Soon

Sync contacts and deals to HubSpot

Pipedrive

Soon

Sync to Pipedrive CRM

Data Delivery

5 integrations

REST API

Full API access with filtering, pagination, and webhooks

Webhooks

Real-time signal push to your endpoint

S3 Delivery

Scheduled file drops to your S3 bucket

SFTP

Scheduled file drops to your SFTP server

CSV Export

On-demand bulk export in CSV or JSON

Need a Custom Integration?

Our REST API and webhook system can connect to any platform. Enterprise customers get dedicated integration support.