Insights

Open telecom Radisys positions itself as a global leader in open telecom solutions with disaggregated platforms and open standards, presenting a clear opportunity to upsell interoperability and vendor-neutral infrastructure to carriers pursuing open, flexible networks.

Voicemail modernization Recent news shows Radisys Engage Media Server being selected to power next-generation voicemail for Unisys, indicating a demand for cloud/container-based media processing and scalable telecom applications that can be extended to other operators.

Edge and non-terrestrial Radisys capabilities span edge, terrestrial, and non-terrestrial environments, aligning with service providers pursuing edge computing, 5G, and satellite/CaaS strategies, suggesting cross-sell of edge orchestration, NFV/SDN, and orchestration tools.

Financial scalability With mid-range revenue and a growth-oriented investor history, Radisys may be open to solutions that optimize total cost of ownership, such as software-defined infrastructure, service-aware traffic distribution, and optimized data paths for higher ARPU operators.

Competitive landscape Compared to large telecom incumbents, Radisys offers open architecture and disaggregated approaches, creating opportunities to partner with system integrators and carriers seeking modernization, modernization analytics, and scalable deployment with faster time-to-market.

Radisys Tech Stack

Radisys uses 8 technology products and services including Google Ads Conversion Tracking, Linkedin Insight Tag, Cloudflare CDN, and more. Explore Radisys's tech stack below.

  • Google Ads Conversion Tracking
    Analytics
  • Linkedin Insight Tag
    Analytics
  • Cloudflare CDN
    Content Delivery Network
  • Atlassian Jira
    Issue Trackers
  • AlmaLinux
    Operating Systems
  • HSTS
    Security
  • YouTube
    Video Players
  • Adobe Fonts
    Web Fonts

Media & News

Radisys's Email Address Formats

Radisys uses at least 1 format(s):
Radisys Email FormatsExamplePercentage
First.Last@radisys.comJohn.Doe@radisys.com
91%
FLast@radisys.comJDoe@radisys.com
6%
FiLast@radisys.comJoDoe@radisys.com
2%
FirLast@radisys.comJohDoe@radisys.com
1%

Frequently Asked Questions

What is Radisys's phone number?

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You can contact Radisys's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Radisys's stock symbol?

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Radisys is a publicly traded company; the company's stock symbol is RSYS.

What is Radisys's official website and social media links?

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Radisys's official website is radisys.com and has social profiles on LinkedInCrunchbase.

What is Radisys's SIC code NAICS code?

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Radisys's SIC code is 3429 - Hardware, Not Elsewhere Classified NAICS code is 517 - Telecommunications.

How many employees does Radisys have currently?

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As of July 2026, Radisys has approximately 1.8K employees across 5 continents, including AsiaNorth AmericaEurope. Key team members include Ceo: A. B.Cto - Software And Cloud Solutions: A. S.Chief Technical Specialist: S. G.. Explore Radisys's employee directory with LeadIQ.

What industry does Radisys belong to?

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Radisys operates in the Telecommunications industry.

What technology does Radisys use?

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Radisys's tech stack includes Google Ads Conversion TrackingLinkedin Insight TagCloudflare CDNAtlassian JiraAlmaLinuxHSTSYouTubeAdobe Fonts.

What is Radisys's email format?

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Radisys's email format typically follows the pattern of First.Last@radisys.com. Find more Radisys email formats with LeadIQ.

How much funding has Radisys raised to date?

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As of July 2026, Radisys has raised $35M in funding. The last funding round occurred on Jan 04, 2018 for $17M.

When was Radisys founded?

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Radisys was founded in 1987.
Radisys logo

Radisys

TelecommunicationsOregon, United States1001-5000 Employees

Radisys is a telecommunications company headquartered in Hillsboro, Oregon, employing between 1,001 and 5,000 people. It provides open telecom solutions and services that leverage disaggregated platforms, open standards, and open software and hardware to support digital transformation for service providers. Its end-to-end portfolio includes digital endpoints, disaggregated open broadband and wireless access for terrestrial, non-terrestrial, and edge environments, and digital engagement platforms. The company aims to help service providers monetize next-generation services and operate reliable, scalable, high-performance networks with favorable total cost of ownership. In 2025, Radisys announced that its Engage Media Server was selected by Unisys to power voicemail services for Tier 1 mobile network operators. Radisys has a history of issuing financial results and other corporate updates through press releases dating back to 2017.

Section iconCompany Overview

Phone number
SIC Code
3429 - Hardware, Not Elsewhere Classified
Stock Symbol
RSYS
NAICS Code
517 - Telecommunications
Founded
1987
Employees
1001-5000

Section iconFunding & Financials

  • $35M

    Radisys has raised a total of $35M of funding over 2 rounds. Their latest funding round was raised on Jan 04, 2018 in the amount of $17Mas a post_ipo_equity.

  • $250M$500M

    Radisys's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $35M

    Radisys has raised a total of $35M of funding over 2 rounds. Their latest funding round was raised on Jan 04, 2018 in the amount of $17Mas a post_ipo_equity.

  • $250M$500M

    Radisys's revenue is estimated to be in the range of $250M$500M

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