SparkPost
15,406 sites detectedEmail · #8 of 26Updated October 2026
Companies using SparkPost
| # | Company | Industry | Location | First seen | Evidence |
|---|---|---|---|---|---|
| 1 | Education & Learning | The Park, GB | Apr 2026 | SPF record | |
| 2 | Financial Services & Fintech | – | Apr 2026 | SPF record | |
| 3 | Healthcare & Life Sciences | Albany, US | Sept 2026 | SPF record | |
| 4 | Healthcare & Life Sciences | Boston, MA, US | Sept 2026 | SPF record | |
| 5 | Professional Services | Clayton, US | Sept 2026 | SPF record | |
| 6 | Hospitality & Travel | London, GB | Apr 2026 | SPF record | |
| 7 | Professional Services | Praha 5, CZ | Apr 2026 | SPF record | |
| 8 | Professional Services | – | Apr 2026 | SPF record | |
| 9 | E-commerce & Retail | – | Apr 2026 | SPF record | |
| 10 | Education & Learning | – | Apr 2026 | SPF record |
See all 15,406 sites detected using SparkPost
Showing 10 of 15,406 sites detected. The customer list has every company, the new customers this month, filters and downloads.
Who uses SparkPost
New customers per week
Companies we saw start using it, from 21 September 2026.
By sector
69% of 137 sampled customers have a known sector.
By country
Country is known for 14% of 137 sampled customers.
Also used by these customers
Share of sampled SparkPost customers running each tool.
Email: share by companies
SparkPost is #8 of 26, with 1% of companies running a tool in this category.
How we found them
Share of sampled customers by where the evidence was.
Every company in the list shows which kind of evidence we found and when. Data quality
Every company using SparkPost
The customer list shows who they are, the evidence for each one and who started this month.