Top 91 Managed Detection and Response (MDR) Software SaaS Companies in May 2026

Denver, Colorado, United States

cybersecurity platform

Plano, Texas, United States

LevelBlue, formerly AT&T Cybersecurity, is a Managed Security Service Provider (MSSP) delivering top-tier security across networks & digital spaces.

Reading, Pennsylvania, United States

Managed service and managed security service provider to mid-market organizations within financial services, government, manufacturing, healthcare and professional services

McLean, Virginia, United States

A technology company offering managed IT and security, cloud solutions, digital transformation and advanced IT consulting

Westwood, United States

Coretelligent is a premier provider of comprehensive managed IT and private cloud services, designed to empower organizations to efficiently navigate and thrive in today's dynamic business environment. Since its inception in 2006, Coretelligent has established itself as a leader in the IT sector, guided by a team of world-class experts. The company's offerings are centered around four key services: 360 Support, CoreCloud, CoreBDR, and security measures, all of which are indispensable for top-tier organizations across diverse sectors such as communications, education, financial services, life sciences, retail, and technology. Coretelligent's commitment to excellence and innovation is evidenced by more than 20 significant industry awards received in the last four years, marking its standing as one of the nation's most recognized IT service providers. Notable accolades include: - Boston Business Journal Fast 50 Company - Boston Business Journal Largest IT Firm in Massachusetts - Boston Business Journal Partner of the Year - CRN Triple Crown Award - CRN Managed Service Provider 500 - CRN Elite 150 Managed Service Provider - CRN Fast Growth Solution Provider - CRN Next-Gen 250 Leading Technology Solution Provider - CRN Tech Elite 250 Solution Provider - CRN Solution Provider 500 - Inc. 5000 Fastest-growing Company - Ingram Micro Fastest-growing Channel Partner - MSPmentor 501 Top Managed Service Provider and Tier One Total Service Provider - SmartCEO Future 50 Leader - U.S. Chamber of Commerce Blue Ribbon Small Business Award Winner Coretelligent guarantees around-the-clock IT support, available 24/7 throughout the year. The integration of innovative proprietary technology solutions alongside a comprehensive suite of security services ensures optimal business performance, stringent data protection, and unparalleled security. Distinguished by its white-glove approach to customer service, Coretelligent consistently sets new standards in client satisfaction. For a deeper insight into how Coretelligent can revolutionize your IT strategy and thereby transform your business, visit the following link to download a free brochure: http://info.coretelligent.com/brochure

Stow, Ohio, United States

Offers proprietary security software including threat-hunting capabilities so clients can anticipate attacks and detect, investigate and respond to security incidents

Naples, Florida, United States

Managed security service provider protecting endpoints, networks, applications, cloud and data from threats, risks, attacks and more.

Miami, Florida, United States

Leading IT solutions and managed services provider using deep analysis to design, deploy and support technology and cybersecurity solutions

Baltimore, Maryland, United States

A managed security services provider focused on cyber security cloud and compliance, offering 24/7/365 technology support services to clients nationwide

Maple Grove, Minnesota, United States

Cyber Advisors is a nationwide leader in cyber security, providing a comprehensive range of Offensive, Defensive, and Risk Management services. The company offers managed services, digital and IT transformation, security and cloud services.