SendGrid
About
SendGrid is a communication platform that provides a cloud-based service for businesses to manage and deliver transactional and marketing emails at scale. It offers APIs and SMTP relay for developers to integrate email functionality into their applications, along with features for deliverability, analytics, and campaign management.
Key facts
At-a-glance profile data
- Website
- twilio.com
- Headquarters
- Denver, Colorado, United States
- Founded
- 2009
- Employees
- 6,600
- Total funding
- $80M (Series D)
- Business model
- B2B
Funding rounds
| Date | Round | Amount | Post-money | Lead investors |
|---|---|---|---|---|
| 29 Nov 2016 | Series D | $33M | - | Bain Capital Ventures |
| 1 Dec 2014 | Series C | $20M | - | Bain Capital Ventures |
| 17 Jan 2012 | Series B | $21M | $60M | Bessemer Venture Partners |
| 20 Apr 2010 | Series A | $5M | - | Foundry Group |
| 6 Aug 2009 | Seed | $750K | - | - |
Tech stack
Detected on twilio.com, last scanned 21 Sept 2026. Run your own scan
- Analytics
- Google Tag Manager, Segment
- Support
- Zendesk
- CDN
- AWS CloudFront
- Hosting
- AWS
- Email provider
- Google Workspace, SendGrid
- Status page
- Statuspage
- Hiring platform
- Eightfold
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Frequently asked
How much funding has SendGrid raised?
SendGrid has raised a total of $80M in funding. The most recent round on record is Series D.
How many employees does SendGrid have?
SendGrid has approximately 6,600 people on record.