Insights

Growth and Expansion Postmark has demonstrated active development and strategic partnerships, including collaborations with DEV Community and Basin, indicating opportunities to offer complementary developer tools, integrations, or marketing solutions to enhance their ecosystem.

Technological Innovation The company's recent launch of the Postman Collection and open-source SMTP Field Manual suggests they prioritize developer engagement and robust technological features, providing avenues to promote advanced API management, automation tools, or innovative email solutions.

Market Positioning Operating in the competitive email delivery space with similar companies like SendGrid and Elastic Email, Postmark's focus on reliability and developer satisfaction creates opportunities to position value-added services such as enhanced analytics, security, or compliance solutions.

Financial Profile With revenue under one million dollars, there is potential for scale-up strategies, including targeted marketing, enterprise solutions, or premium services, to accelerate revenue growth and expand their customer base in the email API market.

Industry Recognition Receiving awards such as the 2021 PRISM gold accolade and maintaining active partnerships reflect a strong brand reputation, providing opportunities to leverage credibility in outreach efforts to enterprise clients seeking reliable and developer-friendly email services.

Similar companies to Postmark

Postmark Tech Stack

Postmark uses 8 technology products and services including Amazon Advertising, Google Workspace, Prism, and more. Explore Postmark's tech stack below.

  • Amazon Advertising
    Advertising
  • Google Workspace
    Email
  • Prism
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Linux
    Programming Languages
  • C#
    Programming Languages
  • RabbitMQ
    Software Framework
  • Apache
    Web Servers

Postmark's Email Address Formats

Postmark uses at least 1 format(s):
Postmark Email FormatsExamplePercentage
FLast@postmarkapp.comJDoe@postmarkapp.com
39%
First@postmarkapp.comJohn@postmarkapp.com
11%
FLast@postmarkapp.comJDoe@postmarkapp.com
39%
First@postmarkapp.comJohn@postmarkapp.com
11%

Frequently Asked Questions

Where is Postmark's headquarters located?

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Postmark's main headquarters is located at Chicago , IL US. The company has employees across 2 continents, including North AmericaEurope.

What is Postmark's official website and social media links?

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Postmark's official website is postmarkapp.com and has social profiles on LinkedIn.

What is Postmark's NAICS code?

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Postmark's NAICS code is 5112 - Software Publishers.

How many employees does Postmark have currently?

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As of October 2025, Postmark has approximately 13 employees across 2 continents, including North AmericaEurope. Key team members include Senior Software Engineer: J. C.. Explore Postmark's employee directory with LeadIQ.

What industry does Postmark belong to?

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Postmark operates in the Software Development industry.

What technology does Postmark use?

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Postmark's tech stack includes Amazon AdvertisingGoogle WorkspacePrismjQueryLinuxC#RabbitMQApache.

What is Postmark's email format?

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Postmark's email format typically follows the pattern of FLast@postmarkapp.com. Find more Postmark email formats with LeadIQ.

When was Postmark founded?

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Postmark was founded in 2010.
Postmark

Postmark

Software DevelopmentIllinois, United States11-50 Employees

The email delivery service that people actually like. Our SMTP service and reliable email API help you get your emails to the inbox—fast and reliably. By ActiveCampaign.

Section iconCompany Overview

Headquarters
Chicago , IL US
NAICS Code
5112 - Software Publishers
Founded
2010
Employees
11-50

Section iconFunding & Financials

  • $1M

    Postmark's revenue is estimated to be in the range of $1M

Section iconFunding & Financials

  • $1M

    Postmark's revenue is estimated to be in the range of $1M

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