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Companies using OpenDNS

As of 14 October 2026, Firmable tracks 165 companies across 13 countries running OpenDNS. See who they are, and who to call.

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Companies using OpenDNS

Showing 5 of 165 companies

alpha & omega semiconductor

aosmd.com · Electrical and electronic equipment manufacturing · 251–500 employees

Last seen 3 Aug 2026 The most recent date Firmable detected OpenDNS at this company.

Decision makers · 118 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

VP of Design Engineering MobileEmail
Director of Design Engineering MobileEmail

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

Alpha and Omega Semiconductor Ltd launches αMOS E2 High-Voltage Mosfet platform. · 10 Sep 2026

Alpha and Omega Semiconductor Ltd launched MOS E2 600V Super Junction MOSFET platform on Sep 8th '26. · 8 Sep 2026

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Adventist HealthCare

adventisthealthcare.com · Hospitals and healthcare facilities · 1,001–5,000 employees

Last seen 10 Aug 2026 The most recent date Firmable detected OpenDNS at this company.

Decision makers · 430 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

IT Solutions Program Manager MobileEmail
AVP, Applications, Data and Integrations MobileEmail

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

Hired as Senior Vice President and Chief Human Resources Officer · 1 Oct 2026

Adventist HealthCare announces a two-year initiative to implement Epic electronic health record systems. · 6 Oct 2026

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Prime System Solutions

primesystemsolutions.com · Computer software · 51–250 employees

Last seen 5 Sep 2026 The most recent date Firmable detected OpenDNS at this company.

Decision makers · 1 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Accounts Payable Senior Manager MobileEmail

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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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It Inspired, Llc

itinspired.com · Cybersecurity · 51–250 employees

Last seen 5 Sep 2026 The most recent date Firmable detected OpenDNS at this company.

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

General Manager MobileEmail
Chief Executive Officer MobileEmail

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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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Cisco

cisco.com · Cybersecurity · 10,001+ employees

Last seen 1 Sep 2026 The most recent date Firmable detected OpenDNS at this company.

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

Vice President, Enterprise AI Platforms and Infrastructure MobileEmail
Senior Director, AI Orchestration & Capabilities Team MobileEmail

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

Moved into Director, ASIC Engineering · 31 Aug 2026

Hired as board of directors in California · 9 Oct 2026

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Who uses OpenDNS

A breakdown of the 165 companies running OpenDNS.

Top industries

Information technology and services67
Professional and business services25
Financial services16
Industrial and manufacturing15
Education and training7
Transport7
Construction and building6
Health and wellness5

No industry recorded: 5

Company size

1–1010 (7%)
11–5022 (15%)
51–25036 (24%)
251–50018 (12%)
501–1,00018 (12%)
1,001–5,00024 (16%)
5,001–10,0007 (5%)
10,001+13 (9%)

Share of companies with a recorded size, by employees.

No size recorded: 17

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Frequently asked questions

About the OpenDNS data on this page.

How many companies use OpenDNS?

Firmable holds confirmed OpenDNS detections for 165 distinct companies, 20 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.

Which companies use OpenDNS?

alpha & omega semiconductor, It Inspired, Llc and Prime System Solutions are among the most prominent in the current set.

What industries use OpenDNS?

Information technology and services, professional and business services and financial services lead the set, across 18 industries in total.

What size companies use OpenDNS?

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

Where are OpenDNS users based?

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

How current is this data?

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

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