MailRoute focuses exclusively on its core competence:
The efficient delivery of clean mail.

MailRoute protects your hardware and productivity with a suite of services designed to remove spam, viruses, other threats, and debilitating downtime from your email experience.

MailRoute was founded in 2003 by the team who created FrontBridge, the first email-filtering service (which was sold to Microsoft and became their first cloud offering). The company is privately held and owner-operated by the leading team of innovators in this industry.

MailRoute Inc.

  • PO Box 396
    Manhattan Beach, CA 90267
  • Phone: (888) 485 – 7726
  • Fax: (888) 485 – 7726


The MailRoute Team

Thomas A. Johnson

MailRoute was founded in 2002 by Tom to set new standards in email protection services. As the founder, and former Chairman, CEO and Chief Scientist of FrontBridge Technologies, Inc., Mr. Johnson is one of the leading authorities on email protection for businesses. FrontBridge was acquired by Microsoft in 2005, and the service is now sold as “Microsoft Exchange Hosted Services”, or as the “Forefront Online Protection” or “FOPE” Services.

Tom is also MailRoute’s leader of technology. He and his development team have pioneered a new generation of email filtering technologies for MailRoute, which lead the industry in cost-effectiveness, accuracy, and performance.

Tom holds a BS in Microbiology from UCLA.

Mark S. Tennenbaum

Mark is a member of the board of directors of MailRoute, Inc and the company’s CFO. He is also a co-founder of FrontBridge (sold to Microsoft in 2005), the former CFO of SoftAware Networks (sold to Digital Island in 2000), and a strategic advisor to other young technology companies.

Prior to his Internet experience, Mark’s professional focus was primarily on finance and corporate development. In these capacities he helped to grow such diverse companies as Richard Branson’s Virgin Group, Kaiser Group Holdings, Landmark Theatres and Craig Corporation.

Mark holds an MBA from the Anderson School at UCLA as well as a BA in Psychology from the Pitzer College, the Claremont Colleges.

R. A. Plecas
– VP Marketing and Sales

R.A. is the VP of Marketing and Sales at MailRoute, Inc, and was the Director of Communications at FrontBridge (sold to Microsoft in 2005), where she worked with MailRoute CEO Tom Johnson and CFO Mark Tennenbaum.

R.A. has 15 years of overseas experience, based in Hong Kong, where R.A. was Editor-in- Chief of Tatler Asia, a group of luxury lifestyle publications in nine countries. R.A. also founded What’s Next, a business development company aimed at introducing Western retail brands into the China market. R.A. consults for Asian Strategies, executing Asia-specific market research for Barclays, BBC, Rolex, HP, IBM, Motorola and other multi-nationals.

R.A. holds a BA in Literature from Oakland University as well as a degree in plant-based nutrition from Cornell University.