Top 24 Cloud Email Security Solutions SaaS Companies in May 2026

Middletown, Delaware, United States

PowerDMARC empowers organizations to combat Business Email Compromise (BEC), email spoofing, and phishing with ease. Our AI-driven threat intelligence and advanced email authentication solutions ensure that only legitimate emails are sent from your domain—safeguarding your brand’s reputation. As a single SaaS platform, PowerDMARC seamlessly integrates DMARC, SPF, DKIM, BIMI, Hosted MTA-STS, and TLS-RPT, making email security simple and effective. How PowerDMARC Helps: ✅ Prevents spoofing and impersonation attacks ✅ Strengthens email authentication to protect your brand’s reputation ✅ Enhances email deliverability and trust ✅ Shields your domain from fraud and phishing attempts 🔹 For MSPs & MSSPs: Benefit from multi-tenancy, full white-labeling, and scalable email security management for your clients.

Paris, Ile-de-france, France

Rise Up is owned by Riseup Networks, a US-based tech collective that provides secure communication and networking tools to activists, organizers, and community groups worldwide. Riseup offers a suite of free and open-source communication tools, including email, chat, VPN, and mailing list services, designed to protect the privacy and security of its users. The company is committed to resisting censorship and surveillance, and operates on a collective model that prioritizes democratic decision-making and community ownership. Riseup Networks is headquartered in Seattle, Washington, and is run by a team of volunteers and staff who are passionate about social justice and activism.

Sandyford, Dublin, Ireland

Topsec is a leading provider of cloud based managed email security solutions. Providing services to a large and diverse international client base for over a decade. At Topsec Cloud Solutions, we’ve been pioneering cloud-based email and web security for more than two decades. Our clientele spans across various sectors, including Government, Healthcare, Engineering, IT and more, each valuing our commitment to excellence and innovation. Our services include anti spam, anti virus, emergency email, email content filtering, image analysis, email archiving, inbox protection, breachdetect, file sharing and domain management. We help clients secure and manage their businesses information with no upfront investment. Through our services and experience, we save our clients thousands and Topsec is their trusted choice for delivering cloud based security solutions. Topsec is a division of Top Security Group. Top Security is an International company with over 34 years experience in physical security and entered the digital assets security industry with the launch of Topsec in 2002. We are proud to be the sole provider of a fully managed concierge service tailored to your email security needs. Our unmatched customer support is the cornerstone of our operations. We believe in putting you first, always. Our growth stems from leveraging cloud scalability to deliver superior security services, ensuring affordability and quality across diverse industries.

Kirkland, Quebec, Canada

Since 1994, Vircom has stood as a global leader in offering cutting-edge email security solutions designed to enhance the security and efficiency of MSPs and SMBs, leveraging decades of expertise to innovate and proactively address emerging cyberthreats. Vircom alerts customers and partners about potential attacks and account takeovers through the ongoing analysis of millions of cloud-based operations. Our Products: • Proofpoint Essentials by Proofpoint • Security Awareness by Proofpoint • OnDMARC by Red Sift • modusGate by Vircom • modusCloud by Vircom Vircom has become a trusted partner with Proofpoint due to its proven expertise in email security. Both companies share a commitment to robust, scalable solutions that prioritize user safety and data integrity. The strategic partnership with Red Sift enables Vircom to offer the best-in-class OnDMARC email authentication solution to customers and partners. For MSPs, these value-driven associations guarantee unparalleled email and domain security for your clients, plus quick and efficient onboarding, outstanding support, and added value tools like centralized monitoring, simplified provisioning, and seamless billing through integrations with popular PSA tools like ConnectWise and Autotask. We are results-oriented, expect a lot from our team members, but also give a lot in return. Our Core Values: • Get It Done (Make commitments and deliver, No excuses, no BS) • Find A Better Way (Always solving and improving on status quo) • Delight Your Customer (Listen first, understand, then act with empathy) • Always Keep Learning (Be enthusiastic and driven by life-long learning) For more information, visit www.vircom.com For a demo, contact us at https://www.vircom.com/contact/

Oslo, Norway

Provider of maritime digital platform designed to ensure that internet, email and cloud services work reliably and securely onboard. The company's maritime digital platform offers to streamline operations, optimize bandwidth, initiate remote access, accelerate Web processes and provides security, enabling marine operators to have optimized IT services and tools needed for efficient management of vessels.

Paris, France

Developer of a payment securing application designed to facilitate and secure online payments through emails and SMS. The company's platform offers universal secure payment links that convert hypertext links into digital payment channels while making emails and SMS encrypted, enabling professionals, companies and local authorities to trigger secure payments by credit card in one click from an email or SMS and receive funds directly from the bank account without delay, without intermediaries or commissions pay.

Aguora Hills, California, United States

Provider of cloud based services platform for security awareness. The company provides cloud service delivering e-Mail, files, and Web conferencing over the cloud complete with migration, administration, support and end user training.

Dordrecht, Zuid-Holland, Netherlands

As DMARC Advisor, our mission is to enhance internet safety by encouraging the adoption of open standards for a secure foundation, making email security more accessible and manageable. DMARC Advisor was founded in 2013 by real internet veterans. We were the first European DMARC provider. Nowadays, we are also the #1 DMARC vendor in Europe. Our founders also established one of the first Email Service Providers in the Netherlands and had already sent DMARC-compliant emails before DMARC was even invented. At their initiative, DMARC became a mandatory standard for governments in the Netherlands, leading to a safe email initiative at a European scale. DMARC Advisor is dedicated to inspiring people to implement open standards as a solid foundation to make the internet a safer place. We have an international track record in Europe and Africa for helping our customers to implement DMARC in the best way possible. With more than 20 years of experience in email deliverability and security and more than 10 years of experience helping companies implement DMARC, it’s safe to say that DMARC Advisor is the new standard to implement DMARC!

Greenville, South Carolina, United States

Provider of cloud-based B2B email security, compliance and encryption products created to offer email security, management and hosting services The company's email security, compliance and encryption product Mailprotector, include inbound and outbound email protection, email backup and disaster recovery, email archiving, end-to-end encryption and business-class hosted email product, including enhanced MS Exchange, enabling businesses, government agencies and non-profits to get a email filtering system.

Singapore, Singapore

Dmail Network offers encrypted emails, consolidated notifications, and precise marketing services across multiple chains & apps, catering to users, developers, and marketers.