Companies using Mandrill by Rocket Science Group LLC in 2025
As of 2025, 27,767 verified companies use Mandrill – across industries, company sizes, and geographies. This is real, verified data. Whether you’re looking to analyze the market, build a target list, or get a sales edge – this is your starting point.
What is Mandrill by Rocket Science Group LLC?
Mandrill by Rocket Science Group is a powerful email infrastructure service designed for transactional and automated emails. It’s widely used to ensure reliable delivery for crucial communications like password resets, order confirmations, and personalized notifications. It’s beneficial for various industries and particularly useful for marketing, customer support, and engineering departments within companies.
Last updated date
Number of Companies using
27,767
The majority are based in the
United States
Most common industry?
Manufacturing
Mandrill’s sample user list in 2025
We have data on 27,767 companies that use Mandrill. Our Mandrill customers list is available for download and comes enriched with vital company specifics, including industry classification, organizational size, geographical location, funding rounds, and revenue figures, among others.
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Mandrill users and customers by country
2.6K Companies
2.6K Companies
2.6K Companies
2.6K Companies
Where Mandrill Shows Up Most
Mandrill is used across a wide range of sectors:
Manufacturing
Software
Business Services
Retail
Insurance
From lean startups to global enterprises, Mandrill’s footprint is wide, and that means opportunity.

Tech Stack Database
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FAQs
Contact UsHow latest this data is?
This data is updated on August 17, 2025
What is Mandrill and what is it used for?
Mandrill is a powerful email infrastructure service by Rocket Science Group, designed for transactional and automated emails, crucial for password resets, order confirmations, and personalized notifications.
How many companies are using Mandrill in 2025?
As of 2025, there are 27,767 verified companies using Mandrill.
What kind of data is available about companies using Mandrill?
The data includes industry classification, company size, geographical location, funding rounds, and revenue figures.
Which industries are most likely to use Mandrill?
Manufacturing is the leading industry using Mandrill, followed by Software, Business Services, Retail, and Insurance.
In which country is Mandrill most widely used?
Mandrill is most widely used in the United States.