There are many providers of data security solutions, ranging from large multinational corporations to small startups. Some of the most well-known providers include:

1. Symantec: Symantec is a global leader in cybersecurity and offers a range of data security solutions, including encryption, backup and recovery, and endpoint protection.
2. McAfee: McAfee is a subsidiary of Intel and offers a comprehensive suite of data security solutions, including antivirus and anti-malware protection, firewall, and intrusion prevention.
3. Trend Micro: Trend Micro is a leading provider of data security solutions for consumers and businesses, offering products for endpoint protection, network security, and cloud security.
4. Sophos: Sophos is a cybersecurity company that offers a range of data security solutions, including endpoint protection, network security, and encryption.
5. Check Point: Check Point is a provider of data security solutions, including firewall, intrusion prevention, and virtual private network (VPN) technologies.
6. Cisco: Cisco is a global leader in networking and offers a range of data security solutions, including firewall, intrusion prevention, and VPN technologies.
7. Fortinet: Fortinet is a provider of data security solutions, including firewall, intrusion prevention, and VPN technologies, as well as endpoint protection and cloud security solutions.
8. Palo Alto Networks: Palo Alto Networks is a provider of data security solutions, including firewall, intrusion prevention, and VPN technologies, as well as cloud security solutions.

These are just a few examples of the many data security solution providers available. When evaluating providers, it’s important to consider factors such as the type of solutions they offer, their reputation and experience, their pricing and licensing models, and the level of support and services they provide. It’s also important to consider your organization’s specific data security needs and requirements and to choose a solution that is a good fit for your organization.