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Companies using Metaswitch DC-SIP

As of 14 October 2026, Firmable tracks 8 companies across 9 countries running Metaswitch DC-SIP. See who they are, and who to call.

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Companies using Metaswitch DC-SIP

Showing 5 of 8 companies

CallTower Inc.

calltower.com · Telecommunications services · 251–500 employees

Last seen 2 Oct 2026 The most recent date Firmable detected Metaswitch DC-SIP at this company.

Decision makers · 82 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Director of Telecommunications MobileEmail
Chief Information Officer MobileEmail

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

Hired as Chief Technology Officer · 1 Oct 2026

Momentum Telecom sells cloud voice and collaboration business assets to CallTower on Oct 1st '26 · 1 Oct 2026

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Michigan Broadband Services

michbbs.com · Internet services and web portals · 251–500 employees

Last seen 1 Oct 2026 The most recent date Firmable detected Metaswitch DC-SIP at this company.

Decision makers · 3 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Customer Account Manager Mobile
Customer Development Manager

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

LICT Corporation will spin off Michigan Broadband Services on Aug 31st '26. · 31 Aug 2026

Michigan Broadband Services is developing converged platform on Aug 25th '26. · 25 Aug 2026

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Syringa Networks

syringanetworks.net · Business support services · 51–250 employees

Last seen 12 Oct 2026 The most recent date Firmable detected Metaswitch DC-SIP at this company.

Decision makers · 34 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Director of Carrier Solutions 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.

Association of Idaho Cities features Syringa Networks as a valued partner for Featured Partner Friday. · 25 Sep 2026

Syringa Networks launches a new weekly series on technology topics like Multi-Factor Authentication for business leaders. · 6 Oct 2026

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Pinebelt Wireless

pinebelt.net · Internet services and web portals · 1,001–5,000 employees

Last seen 11 Oct 2026 The most recent date Firmable detected Metaswitch DC-SIP at this company.

Decision makers · 6 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Information Systems Manager MobileEmail
Regulatory Affairs and Billing System 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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Metaswitch Networks

metaswitch.com · Telecommunications services · 51–250 employees

Last seen 13 Oct 2026 The most recent date Firmable detected Metaswitch DC-SIP at this company.

Decision makers · 15 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Senior Director of Business Development MobileEmail
Solutions Director Mobile

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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 Metaswitch DC-SIP

A breakdown of the 8 companies running Metaswitch DC-SIP.

Top industries

Information technology and services3
Media and telecommunications3
Industrial and manufacturing1
Professional and business services1

Company size

11–502 (25%)
51–2503 (38%)
251–5002 (25%)
1,001–5,0001 (12%)

Share of companies with a recorded size, by employees.

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Frequently asked questions

About the Metaswitch DC-SIP data on this page.

How many companies use Metaswitch DC-SIP?

Firmable holds confirmed Metaswitch DC-SIP detections for 8 distinct companies, 8 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.

Which companies use Metaswitch DC-SIP?

CallTower Inc., Michigan Broadband Services and Syringa Networks are among the most prominent in the current set.

What industries use Metaswitch DC-SIP?

Information technology and services, media and telecommunications and industrial and manufacturing lead the set, across 4 industries in total.

What size companies use Metaswitch DC-SIP?

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

Where are Metaswitch DC-SIP users based?

The United States, Australia, Indonesia and Singapore account for most detections, across 9 countries.

How current is this data?

8 companies were confirmed in the last 90 days. Last detection 13 October 2026.

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