Expandium

Name

Expandium

Legal name

VIAVI Solutions Inc.

Website

https://expandium.com

Company type

Public

Founded year

1979

Operating status

Operating

Headcount range

11–50 employees

Short description

Expandium is a French private company providing protocol analysis-based monitoring, testing, and OT cybersecurity tools for mobile operators, primarily serving railway and other mission-critical communications operators via its EVOIA suite across 30+ countries.

Ownership category

akta.pro rank

Product category

Network Monitoring and Protocol Analysis

NAICS

All Other Telecommunications (5178), Computer Systems Design and Related Services (54151)

SIC

Computer Communications Equipment (3576), Instruments For Meas & Testing Of Electricity & Elec Signals (3825)

akta.pro primary industry

Policy, Access & NAC Administration (AAA/802.1X) (HDAFAMAH)

akta.pro secondary industries

Rail Communications & Telecom Infrastructure (GSM-R/FRMCS, Fiber, Radio) (TLAJADAD), Emergency Telecommunications & Connectivity (ETC) (BPADADAG)

Keywords

• Network monitoring
• Protocol analysis
• Telecom testing
• Railway telecommunications
• Mission critical networks

Headquarters

HQ city

Saint-herblain

HQ country

France

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Distribution channels4 records

Marketing channels6 records

Core offering

Expandium provides Mobile operators and railway/mission-critical network operators with a new generation of protocol analysis tools for testing, monitoring, troubleshooting and cybersecurity of telecom networks. Its EVOIA portfolio supports 2G, 3G, GSM-R, 4G, 5G, and FRMCS networks, delivering railway telecoms and signalling assurance, drive test validation, and Operational Technology (OT) cybersecurity for mission-critical communications environments.

Product overview

VIAVI Solutions provides a comprehensive portfolio called EVOIA (Enhanced Visibility, Optimization, Investigation & Assurance) for railway and mission-critical operators. The portfolio includes EVOIA Assure for railway telecoms, signalling solutions, and MCx monitoring; EVOIA Drive Test for railway network validation and optimization; and EVOIA Cyber for Operational Technology cybersecurity. These solutions support 2G, 3G, GSM-R, 4G, 5G, and FRMCS networks and serve transportation (railways, airports, harbours) as well as emergency services, power plants, offshore platforms, factories, hospitals, and mining operations. VIAVI supports railway and mission-critical operators in over 30 countries across Europe, Africa, Middle East, and Oceania.

Differentiator

Problem solved

Functional benefit

Brands

• EVOIA: Railway telecoms and signalling, test, measurement and monitoring solutions portfolio - includes EVOIA Assure, EVOIA Drive Test, EVOIA Cyber, and EVOIA Assure for Mission Critical (MCx) monitoring. Name derived from Greek word 'Evvoia' meaning 'sense', standing for Enhanced Visibility, Optimization, Investigation & Assurance.
• EVOIA Assure
• EVOIA Drive Test
• EVOIA Cyber
• NITRO
• TeraVM
• Observer

Products and services

• EVOIA Assure Leading solution to monitor and troubleshoot mission critical communications (MCx) and railway telecom networks, including railway telecoms and signalling. Designed for railway operators and mission-critical network owners.
• EVOIA Drive Test Technology for validating, testing and optimizing mission critical communications (MCx) and railway telecom networks. Built for railway operators and mission-critical communications network owners.
• EVOIA Cyber Operational Technology (OT) cybersecurity solution to prevent and manage cyber-attacks on MCx and railway telecommunication and signalling domains, including 4G, 5G, FRMCS, and GSM-based networks. Targeted at railway operators and operators of mission-critical private networks.
• ERTMS and FRMCS Monitoring Monitoring solutions for European Rail Traffic Management System (ERTMS) and Future Railway Mobile Communication System (FRMCS) networks. Intended for railway operators deploying next-generation rail communications.
• Mission Critical Assurance Assurance solutions for monitoring and troubleshooting mission critical communications (MCx) networks serving emergency services and other critical infrastructure operators.

Segments6 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators1 record

Recent moves5 records

Direct peers

• EXFO: Quebec-based vendor of telecom test, service assurance, and analytics solutions for fixed and mobile operators. Comparable to Expandium on operator-facing testing, monitoring, and assurance workflows.
• Infovista: Provider of network planning, testing, and service-assurance solutions to mobile operators and enterprises. Comparable to Expandium on operator-grade testing and assurance, with broader planning capabilities.
• TEOCO: Specialist vendor of analytics, assurance, and network optimization software for telecom operators. Comparable to Expandium on operator-facing protocol/analytics tooling, though broader across RAN and service assurance.
• Spirent Communications: Long-standing provider of telecom network testing and protocol analysis solutions (now operating under VIAVI post the Spirent acquisition). Directly comparable to Expandium's protocol-analysis roots and serves similar mobile operator and infrastructure customers.
• NetScout Systems: Provider of network performance management and protocol-analysis solutions (including the former Empirix product line). Comparable to Expandium in serving operators with packet/protocol-level visibility and assurance tooling.

Broad incumbents

• Keysight Technologies: Global test-and-measurement leader covering wireless, RAN, and mission-critical network testing. Comparable as a supplier of telecom testing tools to operators and equipment vendors, though it operates at a far broader scale and across many industries.
• Rohde & Schwarz: German test-and-measurement giant offering wireless network testing, monitoring, and radiocommunications solutions. Comparable to Expandium on telecom testing and to a degree on railway/mission-critical communications measurement.
• VIAVI Solutions: Publicly traded test-and-measurement incumbent (NASDAQ: VIAV) whose portfolio explicitly references the EVOIA railway/MCx assurance brand. Comparable because it sells overlapping telecom and network assurance solutions across the same buyer base, but at much larger scale and broader scope.
• Anritsu: Established Japanese vendor of mobile/wireless test and measurement solutions serving operators, equipment makers, and infrastructure providers. Comparable on the wireless protocol and network testing layer even though broader in scope.

Emerging players

• Frequentis: Austrian vendor of mission-critical communications solutions for air traffic control, public safety, and rail. Comparable to Expandium on the mission-critical and rail-adjacent buyer side, though focused on the control-room layer rather than protocol analysis.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xtwitter.com/viavisolutions
• YouTubeyoutube.com/c/viavisolutions
• Facebookfacebook.com/viavisolutions
• LinkedInlinkedin.com/company/expandium
• Instagraminstagram.com/viavifiber

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries1 record

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about Expandium