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Top 77 IoT Security Solutions SaaS Companies in May 2026

As of May 2026, there are 77 SaaS companies in IoT Security Solutions. They have combined revenues of $1.2B and employ 8K people. They have raised $1.8B and serve 2.2M customers combined.

IoT Security Solutions are designed to protect Internet of Things (IoT) devices and networks from vulnerabilities, unauthorized access, and malicious attacks. This category includes a variety of software products that provide security features such as device identification, threat detection, and real-time monitoring and alerts. Organizations implement these solutions to safeguard critical assets and ensure compliance with security regulations in their increasingly connected environments. Typical use cases for IoT Security Solutions range from securing individual devices to managing complex networks of interconnected devices across various sectors, including manufacturing, healthcare, and smart cities. Common features may include end-to-end encryption, anomaly detection, access controls, and automated threat response capabilities, catering primarily to IT security professionals, network administrators, and operational technology managers who are responsible for maintaining a secure IoT infrastructure.

Companies
77
Revenue
$1.2B
Funding
$1.8B
Employees
8K

Filters

Sorting: Highest -> Lowest

Filters
Revenue
All<$1M$1M-$5M$5M-$10M$10M-$100M$100M+
Funding (Locked)Growth (Locked)Team-Size (Locked)

Top IoT Security Solutions Companies

Showing 10 of 3 companies ranked by annual revenue.

1
Verkada

San Mateo, California, United States

Verkada is the largest cloud-based B2B physical security platform company in the world. Only Verkada offers six product lines — video security cameras, access control, environmental sensors, alarms, workplace and intercoms — integrated with a single cloud-based software platform. Designed with simplicity and scalability in mind, Verkada gives organizations the real-time insight to know what could impact the safety and comfort of people throughout their physical environment, while empowering them to take immediate action to minimize security risks, workplace frustrations and costly inefficiencies. Founded in 2016 with more than $460M in funding raised to date, Verkada has expanded rapidly with 16 offices across three continents, 1,700+ full-time employees and 20,000+ customers across 70+ countries, including 47 companies in the Fortune 500.

Revenue
$357M
Customers
17K
Year founded
2016
Funding
$444.3M
Team size
2.6K
Growth
-
2
Tufin

Boston, Massachusetts, United States

Tufin Software Technologies Ltd provides policy-centric approach to security and IT operations. It transform enterprises' security operations by helping them visualize, define and enforce a unified security policy. The solutions offered by the company include Private and Public cloud security, Cyber Security, Next Generation Firewalls, Internet of Things and Software defined networks and SDDC.

Revenue
$152.4M
Customers
800
Year founded
2004
Funding
$21.3M
Team size
460
Growth
29.95%
3
CUJO AI

Walnut, California, United States

AI-powered network security and privacy

Revenue
$125M
Customers
-
Year founded
2015
Funding
$8.5M
Team size
205
Growth
-

Inclusion Criteria

- Must provide protection for a wide range of IoT devices and networks - Must include capabilities for real-time threat detection and response - Should offer features for maintaining device identity and access management - Must support compliance with industry security standards and regulations - Solutions that only monitor traffic without active threat mitigation are excluded - Should facilitate automated updates and management of security protocols - Must enable visibility into device behavior and vulnerability assessment