Digium Overview

  • Year Founded
  • 1999

Year Founded

  • Status
  • Acquired/​Merged

  • Employees
  • 208


  • Latest Deal Type
  • M&A

Digium General Information


Developer of an unified communications platform intended to transform the way businesses acquire and operate their communications systems through the application of open source software. The company's platform offers telephony hardware and software and on-premises and hosted Switchvox business phone systems that deliver enterprise-class Unified Communications (UC) and UC as a Service (UCaaS) at an affordable price, enabling organizations of all sizes with limitless communications options in business and beyond.

Contact Information

Formerly Known As
Linux Support Services
Ownership Status
Financing Status
Formerly VC-backed
Primary Industry
Telecommunications Service Providers
Other Industries
Business/Productivity Software
Communication Software
Corporate Office
  • 300 Fifth Avenue
  • 1st Floor
  • Waltham, MA 02451
  • United States

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Digium Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
2. Merger/Acquisition 05-Sep-2018 000.00 Completed Generating Revenue
1. Later Stage VC (Series A) 09-Aug-2006 000.00 000.00 Completed Generating Revenue
To view Digium’s complete valuation and funding history, request access »

Digium Comparisons

HQ Location
Total Raised
Post Valuation
Developer of an unified communications platform intended to transform the way businesses acquire and operate their commu
Telecommunications Service Providers
Waltham, MA
208 As of 2015
000000&0 000.00


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000000000000000000 0
Sunnyvale, CA
0000 As of 0000
00000000000 00000


voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occa
Tampa, FL
00 As of 0000
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Digium Competitors (38)

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Ooma Formerly VC-backed Sunnyvale, CA 0000 00000 00000000000 00000
SkySwitch Private Equity-Backed Tampa, FL 00 000000000000
Plivo Formerly VC-backed 000 00.000 00000000000 00.000
Sinch Formerly PE-Backed Stockholm, Sweden 0000 00.000 00000000000 00.000
Bandwidth (US) Formerly PE-Backed Raleigh, NC 0000 00000 000000 - 000 00000
You’re viewing 5 of 38 competitors. Get the full list »

Digium Patents

Digium Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
US-20130339927-A1 Communications platform supporting stateless application development Inactive 02-Dec-2011 00000000 0
US-20100162034-A1 System and method for providing ip pbx service Inactive 17-Dec-2008 00000000000 0
US-20100223494-A1 System and method for providing ip pbx service Inactive 17-Dec-2008 00000000000 00
EP-1777928-B1 Branch exchange methods and apparatuses for switching telecommunications signals Inactive 24-Oct-2005 000000000
US-8457137-B2 Branch exchange methods and apparatuses for switching telecommunication signals Active 24-Oct-2005 H04Q3/625 00
To view Digium’s complete patent history, request access »

Digium Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


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Digium Former Investors (3)

Investor Name Investor Type Holding Investor Since Participating Rounds
Advantage Capital PE/Buyout Minority 000 0000 000000 0
Matrix Venture Capital Minority 000 0000 000000 0
Tenaya Capital Venture Capital Minority 000 0000 000000 0
To view Digium’s complete investors history, request access »

Digium Acquisitions (3)

Company Name Deal Date Deal Type Deal Size Industry Lead Partner
Digium Cloud Services 03-Sep-2013 0000000000 Internet Service Providers 00000 000
Switchvox 27-Sep-2007 0000000000 Communication Software 0000 0000
Sokol & Associates 11-Jul-2007 Merger/Acquisition Educational and Training Services (B2C) 0000 0000
To view Digium’s complete acquisitions history, request access »

Digium FAQs

  • When was Digium founded?

    Digium was founded in 1999.

  • Who is the founder of Digium?

    Mark Spencer is the founder of Digium.

  • Where is Digium headquartered?

    Digium is headquartered in Waltham, MA.

  • What is the size of Digium?

    Digium has 208 total employees.

  • What industry is Digium in?

    Digium’s primary industry is Telecommunications Service Providers.

  • Is Digium a private or public company?

    Digium is a Private company.

  • What is Digium’s current revenue?

    The current revenue for Digium is 00000.

  • How much funding has Digium raised over time?

    Digium has raised $13.8M.

  • Who are Digium’s investors?

    Advantage Capital, Matrix, and Tenaya Capital have invested in Digium.

  • Who are Digium’s competitors?

    Ooma, SkySwitch, Plivo, Sinch, and Bandwidth (US) are some of the 38 competitors of Digium.

  • When was Digium acquired?

    Digium was acquired on 05-Sep-2018.

  • Who acquired Digium?

    Digium was acquired by Sangoma Technologies.

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