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Companies using ServiceStack

As of 14 October 2026, Firmable tracks 106 companies across 13 countries running ServiceStack. See who they are, and who to call.

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Companies using ServiceStack

Showing 5 of 106 companies

Clarity Ventures

clarity-ventures.com · Computer software · 51–250 employees

Last seen 17 Jul 2026 The most recent date Firmable detected ServiceStack at this company.

Decision makers · 19 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Creative Director MobileEmail
CEO MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

Clarity Ventures published a walkthrough on solving multi-vendor marketplace order splitting. · 9 Sep 2026

Clarity Ventures showcases a Payment Hub walkthrough demonstrating ERP integration and setup. · 2 Sep 2026

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Valsoft Corporation

valsoftcorp.com · Venture capital and private equity · 501–1,000 employees

Last seen 2 Aug 2026 The most recent date Firmable detected ServiceStack at this company.

Decision makers · 121 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Director Of Technology MobileEmail
Head of IT MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

Valsoft Corporation acquires Firebrand Group in Canada on Oct 6th '26 · 6 Oct 2026

Hiring: Managing Director - Flagship Vertical Market Software Business · 26 Aug 2026

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AMETEK

ametek.com · Electrical and electronic equipment manufacturing · 5,001–10,000 employees

Last seen 30 Aug 2026 The most recent date Firmable detected ServiceStack at this company.

Decision makers · 718 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Head of Network Services MobileEmail
Director of Engineering MobileEmail

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Signals Recent events at this company, such as a leadership change, funding or a new office.

AMETEK highlights summer intern contributions across analytical and process instrumentation businesses. · 6 Aug 2026

Hiring: Director, Global Engineering · 2 Oct 2026

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The CEO Views

theceoviews.com · Publishing · 51–250 employees

Last seen 21 Aug 2026 The most recent date Firmable detected ServiceStack at this company.

Decision makers · 4 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Marketing Manager MobileEmail
Sales Manager Email

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Signals Recent events at this company, such as a leadership change, funding or a new office.

No signals recorded

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NewCombin

newcombin.com · Computer software · 51–250 employees

Last seen 25 Aug 2026 The most recent date Firmable detected ServiceStack at this company.

Decision makers · 2 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Co-Founder MobileEmail
Co-Founder & CEO Email

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Signals Recent events at this company, such as a leadership change, funding or a new office.

No signals recorded

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Who uses ServiceStack

A breakdown of the 106 companies running ServiceStack.

Top industries

Information technology and services48
Financial services15
Professional and business services7
Industrial and manufacturing6
Agriculture, forestry and fishing4
Education and training4
Media and telecommunications4
Art, sports and recreation3

No industry recorded: 5

Company size

1–109 (9%)
11–5012 (12%)
51–25026 (26%)
251–50011 (11%)
501–1,00014 (14%)
1,001–5,0007 (7%)
5,001–10,0007 (7%)
10,001+14 (14%)

Share of companies with a recorded size, by employees.

No size recorded: 6

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Frequently asked questions

About the ServiceStack data on this page.

How many companies use ServiceStack?

Firmable holds confirmed ServiceStack detections for 106 distinct companies, 11 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.

Which companies use ServiceStack?

Clarity Ventures, NewCombin and The CEO Views are among the most prominent in the current set.

What industries use ServiceStack?

Information technology and services, financial services and professional and business services lead the set, across 16 industries in total.

What size companies use ServiceStack?

Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.

Where are ServiceStack users based?

The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.

How current is this data?

11 companies were confirmed in the last 90 days. Last detection 19 September 2026.

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