Partner profile
Ontinue, Inc.
The MXDR That Means Business
Founded 2022 · Redwood City, California · 51-200 employees · Private, VC/PE backed
Partnership Overview
Who Ontinue, Inc. is built for
Mid-market and enterprise organizations standardized on Microsoft Security (Sentinel, Defender for Endpoint/Cloud/Identity/365) seeking managed XDR with deep Microsoft ecosystem expertise.
Ontinue is a Microsoft-focused managed extended detection and response (MXDR) provider built natively on Microsoft Sentinel and Defender XDR. Spun out from Open Systems in 2022, Ontinue delivers 24/7 SOC services to mid-market and enterprise organizations using Microsoft security stack, with a unique ION conversational AI assistant for cross-team SOC collaboration. Strong Microsoft Security partnership and recognized in Gartner's MQ for MDR.
- VerifiedSep 14, 2026 · high confidence
- 5solutions across 1 category
- 4 yrsin business, since 2022
- 51-200employees
Why teams pick Ontinue, Inc.
- Pure-play Microsoft Security stack focus
- Built on Microsoft Sentinel and Defender XDR
- ION Microsoft Teams-integrated AI assistant
- Strong Microsoft Security partner (FastTrack Ready, Microsoft Verified MXDR)
- /7 Swiss/EU SOC
Probably not a fit
We haven't published fit caveats for Ontinue, Inc. yet. Tell us what you run and we'll say whether they fit, or who we'd look at instead.
Get matched insteadRecognition & proof points
Microsoft Security Excellence AwardsAward · Microsoft
Gartner MQ for MDR (Visionary/Niche)Analyst recognition · Gartner
- FastTrack Ready PartnerPartner status
Notable clients
Vendor-reported24/7 MXDR protecting 350,000+ users across mid-market and enterprise organizations standardized on Microsoft Security spun out of Open Systems (2022). Specific client logos are largely confidential for security reasons.
Our Solutions
Rubber Duck solutions through Ontinue, Inc.
From first evaluation to day-to-day operations, Rubber Duck Technology helps you get full value from Ontinue, Inc.'s Cybersecurity & Compliance solutions. We fit them to the systems you already run, remove overlap, and give you a clear view of how they perform, so your team can move faster with fewer surprises.
Cybersecurity & Compliance
Managed Detection & Response (MDR)
Ontinue delivers fully managed extended detection and response (MXDR) through its ION service, built natively on Microsoft Sentinel and Defender XDR for mid-market and enterprise organizations on the Microsoft security stack.
- Pure-play Microsoft focus MXDR is built exclusively on the Microsoft security stack rather than a multi-vendor mix.
- Teams-native engagement ION's AI assistant collaborates with customers directly inside Microsoft Teams.
- Verified MXDR status Microsoft Verified MXDR and FastTrack Ready status validate the practice.
Microsoft SentinelMicrosoft Defender XDRMicrosoft TeamsExtended Detection & Response (XDR)
Ontinue manages Microsoft Defender XDR end-to-end, providing onboarding and continuous tuning across endpoints, identity, and cloud signals within the Microsoft ecosystem.
- Defender XDR management Onboarding and continuous tuning are delivered for Microsoft Defender XDR.
- Automated resolution A large share of high-severity threats are resolved automatically.
Microsoft Defender XDRMicrosoft AzureSIEM / SOC-as-a-Service
Ontinue offers Microsoft Sentinel-as-a-Service backed by 24/7 SOCs, including cost optimization that can reduce Sentinel data costs by up to 50%.
- Sentinel cost optimization Data-cost optimization can cut Microsoft Sentinel costs by up to 50%.
- 24/7 Swiss/EU SOC Round-the-clock Swiss and EU SOC coverage supports continuous monitoring.
Microsoft SentinelMicrosoft AzureEndpoint Detection & Response (EDR)
Ontinue manages endpoint detection and response through Microsoft Defender, integrating endpoint telemetry into its MXDR service and 24/7 SOC operations.
- Defender-based EDR Endpoint protection is delivered through the Microsoft Defender stack.
- Automated response ION IQ automates resolution of a high proportion of severe threats.
Microsoft Defender XDRThreat Hunting / Intelligence (within MDR)
Ontinue performs proactive threat hunting and prevention within its MXDR service, applying its ION IQ security AI engine across Microsoft Sentinel and Defender data.
- Proactive prevention Threat hunting focuses on preventing incidents before they escalate.
- ION IQ AI engine A proprietary security AI engine powers hunting across Microsoft signals.
Microsoft SentinelHow Ontinue, Inc. delivers
24/7/365 'Nonstop SecOps' from global SOCs; incident collaboration via Microsoft Teams; designated customer engagement; 4.6/5 Gartner Peer Insights rating. (vendor-reported)
Services in detail
- Managed Detection & ResponseDelivered as a fully managed service with 24/7 global SOC coverage.
- Security Operations Center (SOC)Delivered from global 24/7 SOCs as a fully managed service.
- 24/7 MonitoringDelivered as continuous, fully managed 24/7 monitoring.
- Threat Hunting / IntelligenceDelivered as a proactive, fully managed component of the MXDR service.
- Incident ResponseDelivered as managed incident response with collaboration inside Microsoft Teams.
- Implementation & OnboardingDelivered as managed onboarding with continuous tuning.
Automate/AI, built in · Native AI Platform. Native AI Platform: Ontinue's ION IQ proprietary security AI and ION conversational-AI assistant (Microsoft Teams-native) drive automated triage and response — ~70% of high-severity threats resolved automatically — layered on Microsoft Sentinel/Defender XDR telemetry.
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Case Studies
What backs it up
Case studies
No published case studies yet.
Ask us and we'll request a reference call with Ontinue, Inc..
Ask for a referenceDocuments
From Ontinue, Inc.
2 PDFs, collected while we vetted them
- Ontinue ION MXDR Solution BriefDownload
- Ontinue 4 Benefits of MXDR for Microsoft Security eBookDownload
Profile compiled by Rubber Duck Technology from primary sources and partner collateral. Vendor-reported figures are labeled as theirs. Spot something wrong? Tell us.
Technology that doesn't sink under pressure
Talk it through before you sign.
Send us what you run today. We'll price Ontinue, Inc. against two alternatives and tell you which one we'd pick, and why.