Email list of companies using SendGrid
Reach engineering and marketing leaders using Twilio SendGrid to send transactional and marketing email at scale.
Free SendGrid count + 10 sample records
27,761+ companies · 191,622+ contacts available
- ✓Exact count for your titles, regions and company size
- ✓10 verified sample records to check quality
- ✓Price quote within 1 business day
Trusted by B2B and enterprise revenue teams
How many companies use SendGrid?
Data InfoMetrix tracks 27,761+ companies running SendGrid as of October 2026, with 191,622+ verified contacts at those accounts. The largest groups are SaaS, Marketplaces and Fintech. Buying decisions usually sit with the CTO, VP of Engineering and VP of Marketing. Counts are estimates built from technology footprint scans, job-post signals and partner directories, checked by our research team. How we count
Organizations detected running SendGrid.
Direct emails and phone dials for decision-makers.
Full buying committee mapped.
SMTP-verified, with 1:1 replacement of any email that hard bounces within 30 days.
| Technology category | Marketing Automation & Sales Tech |
|---|---|
| Tracked organizations | 27,761+ verified accounts worldwide |
| Decision-maker contacts | 191,622+ records with emails, mobile and direct dials |
| Key roles | VP of Engineering, Platform Engineering Lead, Lifecycle Marketing Manager, platform administrators, IT directors, procurement |
| Geography | 180+ countries · country-by-country counts on request |
| Verification | DNS and script telemetry, 5-stage SMTP handshake, manual research |
| Refresh cadence | Continuous, 30–45 day maximum record age at delivery |
| Compliance | GDPR, CAN-SPAM, CCPA and CASL |
| Delivery | 24–48 hours as CSV, XLSX or CRM API |
Researched by the Data InfoMetrix research team. Counts updated October 2026.
How we count and verify dataSee 10 records first
Matched to your ICP filters, free.
Size your SendGrid audience
Pick a region, company size and buying role to estimate how many accounts and contacts you can reach.
Estimates from our current SendGrid dataset. Exact counts come with your quote.
Reach the whole buying committee
A SendGrid account is not one contact. We map the people who evaluate, buy, run and use it across Transactional & Marketing Email Infrastructure.
These are examples. We build records for any department, seniority or custom title.
See exactly what you get
Every record carries 60+ fields, from verified email, direct dial and LinkedIn to full postal address, SendGrid edition, coexisting stack and intent.
We deliver 60+ data fields per record, including intent data. The sample shows a selection only. Tell us which fields you need, including any that aren't listed here, and we'll add them to your list.
How we prove an account runs SendGrid
No scraped résumés or stale directories. Three layers confirm a live installation before a contact reaches your list. Read our verification protocol
Live DNS & script signals
We inspect response headers, DNS MX and CNAME records and live JavaScript bundles to confirm a running SendGrid instance.
DNS · CNAME · MX recordsHTTP headers · JS bundles✓ Verified against live infrastructure90-day hiring signals
We track job requisitions that ask for SendGrid skills, which shows ongoing budget and headcount.
Pre-delivery SMTP handshake
Each email is tested against the destination mail server, and titles are checked against current company rosters.
Maximum bounce rate, or we replace the contacts. Your sender reputation stays clean.
Every email that hard-bounces within 30 days of delivery is replaced free, record for record.
Live SMTP and MX checks right before we send your file.
Clean CSV or XLSX, ready for one-click import.
What are you trying to do?
Each campaign needs a different data strategy. Pick your goal to see how we build the audience.
Find companies on rival platforms and reach the people evaluating a move to, or away from, SendGrid.
Conquesting playbookPitch integrations, add-ons and complementary tools to companies already running SendGrid.
Ecosystem playbookBuild account lists around SendGrid deployment scale and engage the full committee across departments.
ABM playbookWhat SendGrid customers look like
Anonymised profiles of companies in our SendGrid dataset of 27,761+ accounts. Named accounts are shared in your free sample, never on a public page.
| Company size | Industry | Country | Employees | Revenue |
|---|---|---|---|---|
| Mid-market | Marketplaces | United States | 500–999 | $100M–$250M |
| Mid-market | Fintech | United Kingdom | 200–999 | $50M–$250M |
| Enterprise | E-Commerce | United States | 5,000+ | $1B+ |
| Upper mid-market | SaaS | Canada | 1,000–4,999 | $250M–$1B |
| SMB | Marketplaces | Germany | 50–199 | $10M–$50M |
| Enterprise | Fintech | United States | 10,000+ | $5B+ |
| Mid-market | E-Commerce | Australia | 500–999 | $100M–$250M |
| Mid-market | SaaS | United States | 200–999 | $50M–$250M |
Plus 170 more countries. Ask for a country-by-country count of SendGrid accounts and we'll include it with your free sample.
Build the list your way
Every list is assembled from source to your product tier, job function, geography and revenue band. Nothing is a fixed export.
Filter by what they actually run.
Match revenue, size and industry.
Target any territory.
What SendGrid teams are struggling with
Know the friction before you reach out, and position your product where it matters.
Deliverability
Bulk sender rules
Sending costs
“Data InfoMetrix gave us the exact contact list of teams running competing marketing automation platforms. Our switch campaigns performed brilliantly.”
SendGrid list questions, answered
How many companies use SendGrid?
Data InfoMetrix tracks 27,761 companies using SendGrid, with 191,622 verified contacts at those accounts as of October 2026. The largest groups are SaaS, Marketplaces and Fintech. Counts are estimates from our database and market research, so ask us for a live count for your exact criteria.
Who buys and manages SendGrid inside a company?
SendGrid is usually owned by Transactional & Marketing Email Infrastructure. Decision-makers include CTO, VP of Engineering and VP of Marketing; Platform Engineer and DevOps Lead shape the choice, and Developers and Email Marketers use it day to day. Our SendGrid list can include any of these roles.
Which SendGrid products or editions can I target?
You can target accounts by the SendGrid products they run, including SendGrid Email API Free/Essentials, SendGrid Email API Pro, SendGrid Email API Premier, SendGrid Marketing Campaigns and SendGrid Email Validation. Tell us which edition or module matters and we filter the list to those accounts.
What other software do SendGrid customers use?
SendGrid customers commonly also run AWS, Twilio, Segment, Stripe and Datadog. SendGrid is often connected to Salesforce, so users of those tools overlap heavily. We can filter any list by this kind of stack overlap.
What are the main alternatives to SendGrid?
The main alternatives to SendGrid are Amazon SES, Mailgun and Postmark.
When are SendGrid customers most likely to buy?
Buying triggers we track for SendGrid accounts include email volume growth, deliverability incident, DMARC rollout and ESP migration. A common pain point is Deliverability: emails land in spam.
Can Data InfoMetrix deliver a free sample SendGrid contact list before ordering?
Yes. Data InfoMetrix delivers a complimentary 10-record sample tailored to your target SendGrid criteria—including target job titles, company size, and region—delivered within one business day with no obligation.
How does Data InfoMetrix guarantee email deliverability for SendGrid contacts?
Data InfoMetrix provides a 99% email deliverability guarantee on all SendGrid datasets. Every contact record undergoes real-time email verification within a 30 to 45-day refresh cycle, backed by a 1:1 hard bounce replacement policy for 30 days after delivery.
Sourcing and compliance. Business contacts come from public company sources, professional directories and opt-in publishing partners, then go through SMTP verification and human review. Lists are for B2B outreach: include an unsubscribe link and honour opt-outs (CAN-SPAM), and have a lawful basis such as legitimate interest when you email people in the EU or UK (GDPR). Read how we source and verify data
Get your SendGrid users list
Tell us your titles, regions and company size. We'll send counts, a quote and a free 10-record sample.
Related lists
Alternatives to SendGrid, tools its customers also run, and more Marketing Automation & Sales Tech lists.

