Digium
Digium is a private, Huntsville, Alabama-based software firm, founded in 1999, that develops open-source communications software and unified communications solutions for small and medium-sized enterprises, supported by a 101–250 employee workforce.
- Company typePrivate
- Founded1984
- HeadquartersHuntsville, United States
- Headcount101–250
- GTM typeB2B
- OfferingSoftware
What Digium does
Digium is a private, Huntsville, Alabama-based developer of open-source communications software and unified communications (UC) solutions, founded in 1999 and serving small and medium-sized enterprises. The company has historically operated in the open-source telephony ecosystem, building IP-PBX and UC capabilities for SME customers, and presently maintains a workforce of 101–250 employees, consistent with a mature mid-market software vendor. Its brand and go-to-market are oriented around open-source telephony heritage, broad SME distribution, and channel-based selling, as evidenced by the retention of a dedicated channel sales director role.
Operationally, Digium has supplemented organic R&D with inorganic capability buildout: it completed a $13.8M growth funding round in August 2006 led by Matrix Partners with Advantage Capital participation, and acquired FourLoop Technologies in September 2007 to broaden its engineering footprint. Pricing, revenue model, and product-level technical architecture are not disclosed in the available data, and the company reports no public listing, parent entity, or recent management changes in the input. As a result, current product mix, AI capabilities, revenue scale, and growth dynamics cannot be precisely characterized from the supplied evidence.
Digium firmographics
Firmographics- Name
- Digium
- Legal name
- Sangoma US Inc.
- Website
- https://digium.com
- Company type
- Private
- Founded year
- 1984
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Digium is a private, Huntsville, Alabama-based software firm, founded in 1999, that develops open-source communications software and unified communications solutions for small and medium-sized enterprises, supported by a 101–250 employee workforce.
- Ownership category
- akta.pro rank
Digium industry classification
Industry- Product category
- Unified Communications
- NAICS
- Software Publishers (5132), Software Publishers (51321), Computer Systems Design and Related Services (54151), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (518)
- SIC
- Services-Telephone Interconnect Systems (7385), Services-Computer Integrated Systems Design (7373), Communications Services, Nec (4899)
- akta.pro primary industry
- Unified Communications & Contact Center for Workplace (UCaaS/VoIP, Meeting Rooms) (BPAEAIAE)
- akta.pro secondary industries
- Fixed-Configuration Campus Access Switches (HDAFAAAA), Modular Campus Core/Distribution Chassis Switches (HDAFAAAB)
Keywords
Where Digium is headquartered
LocationHeadquarters
- HQ city
- Huntsville
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Digium business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Marketing or Sales, Operations, Supply Chain
Revenue model
- UCaaS Subscriptions: Monthly or annual subscription-based unified communications as a service (UCaaS) providing cloud, hybrid, or on-premises communications platforms with voice, video, networking, and security services bundled together.
- Hardware Sales: Sale of phones (P-Series, DECT phones, desk phones, guest room phones), network switches, VoIP gateways (Vega), and related hardware equipment.
- Managed Services: Ongoing managed services including managed internet, SD-WAN, Wi-Fi, 5G access, power management, and security services (firewall, antivirus, web filtering) with 24/7 monitoring and support.
- SIP Trunking: SIP trunking and faxing services for voice connectivity, including wholesale SIP trunking for carriers.
- Contact Center as a Service (Sangoma CX): Cloud-based contact center solution with intelligent call routing, queues, and integration across hotel properties and multi-site organizations.
Go-to-market motion1 record
Distribution channels3 records
Marketing channels5 records
Digium product offering
Product offeringCore offering
Digium develops open-source communications software and unified communications (UC) solutions targeted at small and medium-sized enterprises (SMEs). Its portfolio centers on the Asterisk open-source telephony framework and the Switchvox commercial UC platform, delivered as on-premises or hybrid deployments, with complementary hardware (phones, gateways) and SIP trunking services.
Product overview
Sangoma is a business communications platform offering unified communications as a service (UCaaS) with flexible deployment options including pure cloud, hybrid, and on-premises solutions. The core Sangoma UCaaS platform provides voice, video, chat, and collaboration capabilities, supplemented by TeamHub for team collaboration, Sangoma Meet for video conferencing, and Sangoma CX for contact center functionality. The product portfolio includes a comprehensive range of phones and hardware (P-Series desk phones, DECT wireless phones, Vega VoIP gateways), managed networking services (SD-WAN, internet, Wi-Fi, 5G access, network switches), and managed security solutions (Fortinet-powered firewalls, cloud firewalls). Additional products include SIP trunking, Sangoma AI for conversational IVR and chatbots, productivity apps (appointment scheduler, curbside, notifications), Starbox survivability appliances, and managed power solutions. Sangoma targets specific industry verticals including hospitality, healthcare, retail, manufacturing, and education with tailored solutions.
Differentiator
Problem solved
Functional benefit
Brands
- Starbox: On-premises survivability appliance within Business Voice Plus that keeps staff and guest phones connected during internet outages, providing local calling, failover, and legacy phone support.
- TeamHub
Products and services
- Open Source Communications Software
Quantifiable outcome
- 99.999% uptime reliability
- +3 more outcomes
Companies that use Digium
Customer profileNamed customers9 records
Segments5 records
Ideal customer profiles2 records
Digium technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration7 records
AI capability9 records
Feature7 records
Digium partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core.
- QuicklertcoreQuicklert is an integration partner providing emergency alerting and mass notification solutions. The partnership enables instant emergency alerts (Code Blue, Panic Alerts, 911 calls, lockdowns, evacuations), AI-powered sensors and cameras for real-time threat detection, intercom and automated bell systems, and compliance with safety requirements like Alyssa's Law. Integrated across Sangoma's healthcare, education, and manufacturing solutions.
- FortinetcoreFortinet-powered on-premises next-generation firewalls integrated into Sangoma's managed security offerings. Fortinet firewalls provide intrusion prevention, antivirus, application control, and web filtering to protect guest data, clinical systems, and retail operations from cyber threats across hotel, healthcare, and retail deployments.
- Microsoft TeamscoreSangoma offers Microsoft Teams integration, allowing customers to embed Sangoma communications capabilities within the Teams ecosystem. This enables seamless collaboration and communications for organizations already invested in Microsoft infrastructure.
Scale indicators2 records
Recent moves3 records
Expansion highlights4 records
Digium competitors and assessment
Company assessmentDirect peers
- RingCentral: Cloud UCaaS and CCaaS provider serving SMB and mid-market with bundled voice, video, messaging, and contact center. Direct competitor to Sangoma's UCaaS and CX offerings for SME customers.
- 8x8: Cloud communications provider offering UCaaS, CCaaS, and voice for SMB and enterprise. Comparable to Digium/Sangoma in combining voice, video, contact center, and analytics in one platform.
- Vonage (Ericsson): UCaaS and communications APIs provider, now owned by Ericsson. Competes directly in SIP trunking, cloud voice, and unified communications for SMB and mid-market.
- Nextiva: SMB-focused UCaaS and CCaaS provider with bundled voice, collaboration, and contact center. Closely comparable to Sangoma's SME-targeted UCaaS positioning.
- Mitel: Unified communications and PBX provider with both cloud and on-premises deployments. Direct overlap with Switchvox on-premises and hybrid positioning for SMEs.
- 3CX: SME-focused PBX/UC software with on-premises and cloud deployment. Directly comparable to Switchvox in price point, deployment flexibility, and target segment.
Broad incumbents
- Zoom Communications: Broad incumbent in video-first communications now expanding into Zoom Phone UCaaS, Zoom Contact Center, and Zoom Workplace. Larger and broader scope than Sangoma, but increasingly overlapping in SME UC.
- Microsoft Teams Phone: Microsoft's telephony offering bundled into Teams/Microsoft 365. A broad incumbent whose ecosystem dominance is a key competitive threat to standalone UCaaS vendors including Digium/Sangoma.
- Cisco Webex: Broad incumbent in UC, meetings, and contact center through Webex and Cisco BroadWorks. Competes across enterprise and mid-market with deeper telecom carrier footprint than Sangoma.
Emerging players
- Ooma: SMB-focused VoIP and UCaaS provider with cloud communications and smart-communications hardware. Comparable SME target market and channel-led GTM to Digium/Sangoma.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat2 records
Key risks6 records
Key highlights6 records
Customer concentration
Digium social profiles
Digital presenceDigium compliance and trust
Trust signalCompliance3 records
Digium financial estimates
Financial estimateRevenue estimate
Valuation estimate
Digium leadership team
Management profileNumber of profiles
Profiles1 record
Digium funding detail
Funding detailFunding overview
Funding rounds2 records
Investors2 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Digium M&A and investment
M&A and investmentM&A1 record
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Digium
What does Digium do?
Digium develops open-source communications software and unified communications (UC) solutions targeted at small and medium-sized enterprises (SMEs). Its portfolio centers on the Asterisk open-source telephony framework and the Switchvox commercial UC platform, delivered as on-premises or hybrid deployments, with complementary hardware (phones, gateways) and SIP trunking services.
Is Digium a public or private company?
Digium is a private company. It is classified as venture growth investor backed and is currently operating.
When was Digium founded?
Digium was founded in 1984. It employs 101 to 250 people.
Where is Digium based?
Digium is headquartered in Huntsville, United States, in the North America region.
How does Digium make money?
Five revenue lines are on record. UCaaS Subscriptions are the primary driver. The others are hardware Sales, managed Services, SIP Trunking and contact Center as a Service (Sangoma CX).
Who are Digium's main competitors?
Direct peers on record are RingCentral, 8x8, Vonage (Ericsson), Nextiva, Mitel and 3CX. Broad incumbents are Zoom Communications, Microsoft Teams Phone and Cisco Webex. Ooma is listed as an emerging player.
Does Digium have an API?
No public API is recorded for Digium.
What industry is Digium in?
Digium's product category is Unified Communications. Its primary akta.pro industry code is BPAEAIAE, Unified Communications & Contact Center for Workplace (UCaaS/VoIP, Meeting Rooms), with a secondary code of HDAFAAAA, Fixed-Configuration Campus Access Switches. Its NAICS code is 5132 and its SIC code is 7385.