AltiGen Communications

What AltiGen Communications does

AltiGen Communications, Inc. (OTCQX: ATGN), founded in 1993 and headquartered in Newark, California, is a public Microsoft Gold Partner that delivers unified communications, contact center, and AI-enabled customer engagement solutions built natively on Microsoft 365, Teams, and Azure. Its product portfolio centers on Teams Phone Solutions (CoreEngage Contact Center, Teams Direct Routing, migration services) and the MaxCloud UC cloud PBX/UCaaS platform, with vertical-specific offerings for FinTech and healthcare, AI capabilities (AI IVR Self-Service/ConvergeIVR, AI web chatbots, AI conversation summarization, sentiment analysis, real-time language translation) delivered through Microsoft Azure OpenAI, and an MSP partner program for multi-tenant resale. The company claims 3,000+ business customers and 1,500+ financial institution customers, with named deployments including the Connecticut Department of Transportation ($12M, five-year COMPASS contract), Doble Engineering (~900 users across the US and UK), Valley Regional Fire Authority, Iowa Bank, and Forth Foods.

AltiGen generates revenue through a mix of recurring subscription licensing (Teams Phone, CoreEngage, MaxCloud UC, AI modules), usage-based SIP trunking services, managed services for MaxCloud UC, and professional services for PBX-to-Teams migration and digital transformation engagements. Go-to-market combines direct enterprise field sales for large accounts (500+ users), inside sales for mid-market and SMB, and a channel network of Microsoft-certified partners, MSPs, and technology consultants (including American Technology Services, Gracon Services, SoftApp, MIT Dynamic). Pricing is quote-based and not publicly disclosed, with per-seat CCaaS pricing commonly exceeding $300/seat/month for enterprise deployments and per-minute SIP metering for voice usage.

The company operates across five countries on three continents with 51–100 employees, completed the acquisition of Microsoft Gold Partner ZAACT Consulting in March 2022 to deepen Microsoft Teams delivery and vertical expertise, and has recently announced strategic partnerships with Krista.ai (AI automation, August 2025), Crexendo (licensing, January 2026), and Tollring (compliance recording and analytics, March 2026), alongside the June 2025 launch of next-generation MaxCloud UC and the February 2026 general availability of CoreEngage for Teams Phone. As of April 2026, market capitalization stands at approximately $11.16 million on the OTCQX market.

Name

AltiGen Communications

Legal name

Altigen Communications, Inc.

Website

https://altigen.com

Company type

Public

Founded year

1993

Operating status

Operating

Headcount range

51–100 employees

Short description

AltiGen Communications (OTCQX: ATGN) is a Microsoft Gold Partner that delivers native Microsoft Teams-based unified communications, contact center, and AI-enabled customer engagement solutions to 3,000+ businesses including 1,500+ financial institutions across five countries.

Ownership category

akta.pro rank

Product category

Unified Communications and Contact Center (UCaaS / CCaaS)

NAICS

Computer Systems Design and Related Services (54151), Computer Systems Design and Related Services (5415)

SIC

Computer Communications Equipment (3576), Services-Computer Integrated Systems Design (7373), Services-Prepackaged Software (7372), Services-Computer Programming, Data Processing, Etc. (7370)

akta.pro primary industry

Data/Apps Connectivity & Adapters (Connectors, Drivers, SDKs) (HDAEAIAK)

Keywords

• Unified communications software
• Cloud contact center
• Teams direct routing
• UCaaS solutions
• FinTech communications

Headquarters

HQ city

Newark

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

Personnel, Technology or R&D, Infrastructure, Marketing or Sales, Operations

Revenue model

1. SIP Trunking Services: Per-minute metered service plan billed based on actual usage for inbound and outbound calls, rated in 6-second minimums and increments. Also offers unlimited plans with fair usage caps of 500 minutes per user per month.
2. Subscription Licensing: Recurring subscription model for Teams Phone, CoreEngage Contact Center, MaxCloud UC, and AI solutions. Multiple user tiers and license types within Microsoft 365 ecosystem.
3. Professional Services: Technology consulting, PBX to Teams migration services, implementation, and deployment services. Includes end-to-end assessment, design, deployment, and ongoing support.
4. Managed Services: Fully managed cloud-based solutions including MaxCloud UC hosted in Altigen Cloud, ongoing support, and managed Direct Routing services.
5. AI Solutions: AI-powered tools including chatbots, analytics, language translation, and sentiment analysis offered as part of platform or add-on services.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels8 records

Core offering

AltiGen Technologies delivers Microsoft Teams-native unified communications, cloud contact center, and SIP trunking solutions for enterprises, mid-market firms, financial institutions, and government agencies. Its portfolio includes CoreEngage Contact Center, MaxCloud UC cloud PBX, Teams Direct Routing, ConvergeIVR AI IVR, and FinTech-specialized UCaaS, sold primarily via subscriptions, managed services, and consulting engagements.

Product overview

Altigen Technologies offers a unified communications and customer engagement platform built natively on Microsoft 365 and Teams. The portfolio centers on Teams Phone Solutions (including Teams Contact Center/CorEngage, Teams Direct Routing, and Teams Migration Services) alongside MaxCloud UC (a cloud-based PBX and UCaaS solution available in both direct and MSP delivery models). AI capabilities are embedded throughout via AI Web Chatbots, KPI Dashboards with AI Analytics, AI IVR Self-Service (ConvergeIVR), and AI Strategy & Implementation services. The company also offers vertical-specific solutions for FinTech (Contact Center for FinTech, UCaaS for FinTech) and professional Technology Consulting Services covering IT strategy, custom development, and cloud optimization. The architecture is platform-plus-modules, where the core Teams and MaxCloud platforms serve as foundations with specialized add-ons for AI, compliance recording, and vertical market requirements.

Differentiator

Problem solved

Functional benefit

Brands

• MaxCloud: A fully managed cloud-based PBX & Unified Communications solution hosted in the Altigen Cloud.
• CoreEngage
• ConvergeIVR

Products and services

• Teams Contact Center (CoreEngage) AI-enabled, native Microsoft Teams contact center that turns Teams into a complete customer-facing communication platform with omnichannel engagement, advanced call routing, real-time dashboards, AI agent assist, and compliance recording; designed for enterprises and financial institutions.
• Teams Direct Routing SIP trunking service that connects Microsoft Teams Phone to the PSTN with certified SBC and Direct Routing services, enabling seamless enterprise-grade voice calling within Microsoft Teams.
• Teams Phone Solution Comprehensive Teams-based business communication solution providing Direct Routing, AI Web Chatbot, Omni-Channel Contact Center, and Compliant Call Recording capabilities for Microsoft Teams environments.
• Teams Migration Services Professional services for migrating from legacy PBX systems (e.g., Mitel, ShoreTel, Zoom, Webex) to Microsoft Teams Phone, including assessment, design, deployment, and ongoing support.
• MaxCloud UC Fully managed cloud-based PBX and Unified Communications solution hosted in the Altigen Cloud, offering feature-rich PBX functionality, presence, instant messaging, video conferencing, and a mobile app for SMBs and mid-market customers.
• MaxCloud UC for MSPs Multi-tenant UCaaS platform enabling managed service providers to offer branded contact center and UC solutions to their customers without managing infrastructure themselves.
• AI IVR Self-Service (ConvergeIVR) Bank-by-phone conversational AI IVR application that enables customers to perform transactions and get information using natural language without following menu paths, currently used by 1,500+ banks and credit unions.
• Contact Center for FinTech Specialized contact center solution for financial institutions with compliance controls, fraud detection, PCI DSS compliance, and pre-built core banking system integrations.
• UCaaS for FinTech Unified Communications as a Service offering designed for financial institutions with enhanced security, compliance, and regulatory requirements.
• Technology Consulting Services Technology consulting services including IT strategy and digital transformation, custom software development and integration, and cloud solutions and security optimization for Microsoft environments.
• AI Web Chatbot AI-driven automation enabling 24x7 customer engagement through intelligent web chatbots that understand natural language and guide users toward desired outcomes within Microsoft Teams environments.

Quantifiable outcome

• 20-40% cost reduction on communication costs by consolidating disparate phone systems onto Microsoft platform
• +3 more outcomes

Named customers6 records

Segments5 records

Ideal customer profiles5 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration10 records

AI capability7 records

Feature9 records

Partnerships

Ten partnerships are on record, tiered core and minor.

• TollringcoreTechnology or Integration · 31 March 2026Strategic partnership announced March 31, 2026 for Microsoft Teams compliance recording and AI-driven business analytics. Combines Tollring's recording and analytics capabilities with Altigen's Teams contact center solutions.
• CrexendominorOEM/ Whitelabel/ Licensing Partner · 29 January 2026Licensing and collaboration agreement announced January 29, 2026 for technology integration and potential white-label arrangements.
• BraftonminorGTM or Marketing Partner · 1 September 2025Selected as marketing agency to drive next phase of transformation and growth. Brafton provides content marketing and digital marketing services for Altigen.
• Krista.aicoreStrategic or Co-development Partner · 4 August 2025Strategic partnership to deliver AI-powered automation for the enterprise. Enables conversational automation and intelligent workflows within Altigen's contact center and communication solutions.
• MIT DynamicminorImplementation/ SI/ Consulting Partner · 22 June 2023Partnership to deliver Teams migration services, combining MIT Dynamic's implementation expertise with Altigen's Teams Phone solutions.
• Gracon Services, Inc. (GSI)minorChannel Partner/ Reseller/ Distributor · 2 May 2023Partnership spotlighted May 2023 to address growing Teams telephony market. GSI resells and deploys Altigen's Microsoft Teams solutions.
• ZAACT ConsultingcoreStrategic or Co-development Partner · 4 March 2022Acquired March 4, 2022, ZAACT Consulting was a Microsoft Gold Partner based in Sandy, UT. Acquisition enhanced Altigen's Microsoft Teams solutions portfolio by leveraging ZAACT's expertise in Microsoft technologies and vertical markets including Financial Services and Healthcare. Management team and assets integrated into Altigen.
• American Technology ServicesminorChannel Partner/ Reseller/ Distributor · 3 February 2022Partner spotlighted February 2022, American Technology Services is a Microsoft-focused technology firm reselling Altigen's Teams communication solutions.
• SoftAppminorChannel Partner/ Reseller/ Distributor · 21 December 2021Partner spotlight highlighting SoftApp's role in delivering Altigen's Microsoft Teams and Office 365 communication solutions.
• MicrosoftcoreTechnology or IntegrationMicrosoft Gold Partner with deep integration into Microsoft 365, Teams Phone, Azure, and Power Platform. Microsoft backs Teams Phone with 99.999% uptime SLA. Altigen provides certified Direct Routing, SBC services, and native Teams contact center solutions.

Scale indicators10 records

Recent moves6 records

Expansion highlights6 records

Broad incumbents

• Vonage (Ericsson): UCaaS and CCaaS provider now part of Ericsson, offering communications APIs and cloud contact center. Competes in UCaaS/CCaaS but emphasizes a broader API/communications-platform position.
• NICE CXone: Enterprise cloud contact center platform with deep analytics, WFO, and AI capabilities. Competes against CoreEngage in mid-market and enterprise segments, though NICE has a much larger product footprint.
• Genesys: Large enterprise CX platform with cloud contact center, workforce engagement, and AI. Overlaps Altigen's contact center and AI analytics, but Genesys operates a much broader portfolio across multiple ecosystems beyond Microsoft Teams.

Direct peers

• Talkdesk: Cloud CCaaS with strong AI and vertical-specific solutions. Direct competitor in the AI-enabled contact center space, with comparable mid-market and enterprise focus.
• RingCentral: Cloud UCaaS leader with RingCentral Contact Center. Comparable to MaxCloud UC plus CoreEngage across SMB, mid-market, and enterprise; RingCentral has broader product depth and larger sales coverage.
• 8x8: UCaaS + CCaaS provider offering voice, video, and contact center. Directly competes with MaxCloud UC and CoreEngage for unified communications and contact center buyers.
• Five9: Cloud-native CCaaS provider serving enterprise and mid-market contact centers. Direct competitor to Altigen's CoreEngage contact center offering, with similar omnichannel and AI feature sets.
• 3CLogic: Microsoft-centric CCaaS and UCaaS provider integrated with Teams, Dynamics 365, and Azure. Closest like-for-like competitor to Altigen given shared Microsoft Teams-native architecture and similar SMB-to-enterprise target markets.
• Zoom (Zoom Contact Center): Zoom's expanding UCaaS plus Zoom Contact Center offering competes directly with Altigen's Teams-centric bundle. Notably, multiple Altigen customers migrated away from Zoom onto Teams Phone (e.g., Valley Regional Fire Authority, Iowa Bank).

Emerging players

• Crexendo: Smaller public UCaaS/CCaaS provider with overlapping SMB to mid-market focus; also signed a licensing/collaboration agreement with Altigen in 2026, making it both a commercial peer and partner.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/altigen
• LinkedInlinkedin.com/company/66606
• Facebookfacebook.com/117970908231440

Compliance5 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries1 record

Funding overview

Funding rounds1 record

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about AltiGen Communications