Twilio SendGrid is an American communication platform specializing in transactional and marketing email delivery. The company provides Email API and SMTP services for developers, as well as marketing campaign tools for businesses. SendGrid operates as part of the broader Twilio platform, which offers integrated communications solutions across email, SMS, voice, and video channels. The platform serves companies seeking reliable email delivery, marketing automation, and customer engagement capabilities. Signal Plug searches live against sendgrid.com's mail server to find and verify email addresses for any Twilio SendGrid employee.
Signal Plug searches live against sendgrid.com's mail server — not a static database. Get a verified email for any Twilio SendGrid employee with confidence score in under 2 seconds.
94% accuracy · No credit card required · 10 free searches/month
Twilio SendGrid is an American communication platform specializing in transactional and marketing email delivery. The company provides Email API and SMTP services for developers, as well as marketing campaign tools for businesses. SendGrid operates as part of the broader Twilio platform, which offers integrated communications solutions across email, SMS, voice, and video channels. The platform serves companies seeking reliable email delivery, marketing automation, and customer engagement capabilities.
Competitive Advantage
SendGrid is part of Twilio, a $30B+ market cap public company, giving it significant resources and integration capabilities; the platform explicitly integrates AI and data with communications channels, enabling predictive recommendations and conversational intelligence; SendGrid serves as the email foundation for Twilio's broader customer engagement platform, which spans SMS, voice, video, and conversational AI channels
The most commonly verified format at Twilio SendGrid:
Medium ConfidenceSignal Plug tests all common patterns against Twilio SendGrid's live mail server and returns whichever passes the SMTP check.
Run a live search for Twilio SendGrid →Data-driven signals to help you prospect Twilio SendGrid effectively.
SendGrid targets developers, marketing teams, and enterprise organizations requiring reliable email infrastructure. Companies with high-volume transactional email needs (notifications, confirmations, receipts) and marketing teams needing campaign automation are primary buyers.
Primary Contact
Developer
Tuesday–Thursday, 9am–11am
Signal Plug performs live SMTP verification against sendgrid.com's mail server — not a static scraped database — which means results reflect the real, current state of Twilio SendGrid's email infrastructure. Here's how to run a lookup:
Create a free account
Sign up at Signal Plug in under 30 seconds. No credit card required. The Free plan includes 10 searches per month so you can test the tool with real Twilio SendGrid contacts before upgrading.
Enter the contact's name
Type the first and last name of the Twilio SendGrid employee you want to reach. Signal Plug handles all seniority levels, from C-suite to individual contributors.
Enter the domain
Use sendgrid.com. Signal Plug tests all common naming patterns automatically and returns only the format that passes the SMTP check.
Get a verified result
Signal Plug returns an email address with a confidence score (0–100) and deliverability status (Valid, Risky, or Catch-all) within 2 seconds. The confidence score tells you how reliable the result is before you use it.
Export and use
One-click CSV export lets you bring Twilio SendGrid contacts into Salesforce, HubSpot, Outreach, Lemlist, or any other tool in your stack. Growth and Scale plan users can run bulk lookups across an entire list of Twilio SendGrid names in a single batch.
Twilio SendGrid competes directly with Mailgun, Postmark, SparkPost and others in the Technology space.
| Company | Size | Tier | Focus | Email Format |
|---|---|---|---|---|
| Twilio SendGrid | Communication Platform / Email Services | firstname.lastname | ||
| Mailgun | — | — | — | firstname.lastname |
| Postmark | — | — | — | firstname.lastname |
| SparkPost | — | — | — | firstname.lastname |
| Amazon SES | — | — | — | firstname.lastname |
| Klaviyo | — | — | — | firstname.lastname |
Whether you're running outbound sales, recruiting, or building a partnership list, these are the roles most frequently contacted at Technology like Twilio SendGrid.
Based on Twilio SendGrid's profile, the highest-value contacts for outbound are:
Signal Plug works for any role at any seniority level at sendgrid.com. If you have a name and the domain, you can find a verified email.
How well Twilio SendGrid fits a typical B2B outbound pipeline, based on available signals.
Moderate Fit
Funnel Fit Score
Most email finder tools pull from static databases of scraped email addresses. These databases go stale as people change jobs and companies update their email infrastructure. Signal Plug takes a different approach: every search performs a live check against sendgrid.com's mail server using SMTP verification. This means results reflect the current state of Twilio SendGrid's email system — not a cached result from months or years ago.
Signal Plug enriches every result with supporting data: a confidence score (0–100), deliverability status (Valid, Risky, or Catch-all), job title where available, and LinkedIn profile URL. This context helps you prioritize which Twilio SendGrid contacts to email first and personalize your outreach before you hit send. Plans start at $29/month for 500 searches — no annual contracts or seat fees.
Signal Plug performs a live SMTP check against sendgrid.com's mail server for every query — not a static database lookup. Our platform-wide accuracy rate is 94%. Each result comes with a confidence score (0–100) so you can gauge reliability before using the address.
Free plan: 10 searches. Starter ($29/mo): 500. Growth ($149/mo): 2,000. Scale ($299/mo): 5,000. No company-specific caps.
No. Signal Plug generates and verifies emails in real time via SMTP checks — no static database of Twilio SendGrid employee emails is maintained.
Yes. Growth and Scale plan users can upload a CSV of names and run bulk lookups against sendgrid.com in a single batch.
SendGrid is an email API and marketing campaign platform that helps businesses send transactional and marketing emails reliably at scale.
SendGrid is owned by Twilio, a broader customer engagement platform providing communications across multiple channels.
The Email API enables developers to programmatically send emails from applications, including transactional messages like password resets and order confirmations.
Yes, SendGrid provides Marketing Campaigns tools for creating, managing, and analyzing marketing email campaigns.
Signal Plug searches in real time against sendgrid.com's mail server to find and verify email addresses for Twilio SendGrid employees. Enter a name, enter the domain, get a verified result with a confidence score in under 2 seconds.
Start finding emails free →10 free searches · No credit card required · Upgrade from $29/month