About FrontBridge
FrontBridge is a Technology company based in Los Angeles (United States) founded in 2002, and was acquired by Microsoft in July 2005. Coud-based secure email gateway for filtering, encryption, and archiving. FrontBridge has raised $18 million across 3 funding rounds from investors including Microsoft, Focus Ventures and Scale Venture Partners. FrontBridge has completed 1 acquisition, including MessageRite. The company was acqui-hired. Its focus areas include Enterprise Infrastructure, Cybersecurity, Email Security and SEG. Its competitors include Tessian, MailFrontier and Sendio; 3 of its 3 listed competitors have raised funding.
Company details
FrontBridge was founded in 2002 in Los Angeles, United States, focusing on email security services. A cloud-based gateway was operated to filter inbound and outbound emails against spam, viruses, phishing, and policy violations. Additional offerings encompassed archiving for email and instant messaging, encryption protocols, and business continuity solutions. The company was acquired by Microsoft in August 2005 to bolster its hosted email security capabilities.
- Headquarters Los Angeles, United States
- Stage Acquired
- SectorsTechnology
- Website frontbridge.com
- Acquired by Microsoft (Jul 2005)
Funding Insights of FrontBridge
FrontBridge has successfully raised a total of $18M across 3 strategic funding rounds. The most recent funding activity was a Series D round of $10 million completed in August 2004. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $18M
- Total Rounds 3
- Last Round Series D β $10M
- Investors Count 3
All 3 funding rounds of FrontBridge with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Aug 2004 | $10M | Series D | β | Focus Ventures | β |
| Aug 2003 | $8M | Series C | β | Scale Venture Partners | |
| Dec 2002 | Series B | β | Sierra Ventures | β |
4 investors in total: 4 institutional.
Investors in FrontBridge
FrontBridge has secured backing from 4 investors, including venture fund and institutional investors. Prominent investors backing the company include Microsoft, Focus Ventures and Scale Venture Partners.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Expansion-stage investments in US tech and offline sectors are made. | focusventures.com | Palo Alto, United States | ||
Early-stage venture capital investments are focused on US companies. | scalevp.com | Foster City, United States | ||
Early-stage venture capital investments in AI, healthcare, and enterprise technologies. | sierraventures.com | |||
Microsoft is recognized for software, hardware, and gaming solutions. | 1975 | microsoft.com | Redmond, United States |
Investor details for FrontBridge
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Investments & Acquisitions by FrontBridge
FrontBridge has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include MessageRite.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Provider of managed IT services | messagerite.com | 2013 | Aug 2004 | β’β’β’β’ |
Complete acquisition details for FrontBridge
Acquired stakes, deal sources and the complete acquisition history require an active premium plan.
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Timeline of FrontBridge
5 dated milestones of FrontBridge across 3 years, from founding to its latest funding, stage changes and deals.
- Founded FrontBridge is founded.
- Funding First funding round.
- Funding Latest funding round, Series D, of $10.0M.
- Acquisition Acquires MessageRite.
- Exit Acquired by Microsoft.
Competitors of FrontBridge
FrontBridge has 3 listed competitors in our database, 3 of them funded. They include Tessian, MailFrontier and Sendio.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| tessian.com | 2013 | San Francisco, United States | $182.19M | 222 | AI-driven email security solutions are delivered to prevent recipient errors. | |
| mailfrontier.com | 2002 | Palo Alto, United States | $21.54M | Appliance-based email security against spam and phishing is provided. | ||
| sendio.com | 2003 | Newport Beach, United States | $7M | Email security is delivered through hosted or on-premise gateways. |
Detailed competitors of FrontBridge
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
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Web traffic of FrontBridge
Websites that share an audience with FrontBridge (frontbridge.com).
Websites whose visitors overlap most with FrontBridge. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| microsoft.com | 100% | 1.2B | #33 | View details | |
| proofpoint.com | 98% | 2.1M | #25,500 | View details | |
intermedia.net | intermedia.net | 96% | #61,602 | β | |
123together.com | 123together.com | 69% | β |
Top companies in Cybersecurity & Data Protection
3 companies that operate in the same segment as FrontBridge (Cybersecurity & Data Protection) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Cloud based website security solutions | 2009 | San Francisco, California, United States | USD 332.1 M | USD 1.67 B | 7,330 | |
Cybersecurity and zero trust solutions are delivered for secure networks. | 2007 | San Jose, California, United States | USD 148 M | USD 3.35 B | 9,616 | |
Cloud-based identity management solutions are provided for enterprises. | 2002 | Denver, Colorado, United States | USD 136.89 M | USD 36.94 M | 821 |
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Related news about Frontbridge
Complete news archive for FrontBridge
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Frequently Asked Questions about FrontBridge
FrontBridge was founded in 2002.
FrontBridge is headquartered in Los Angeles, United States. It is registered at Los Angeles, California, United States.
FrontBridge is a funded company, having raised a total of $18M across 3 funding rounds to date.
FrontBridge was founded in 2002 in Los Angeles, United States, focusing on email security services. A cloud-based gateway was operated to filter inbound and outbound emails against spam, viruses, phishing, and policy violations. Additional offerings encompassed archiving for email and instant messaging, encryption protocols, and business continuity solutions. The company was acquired by Microsoft in August 2005 to bolster its hosted email security capabilities.
FrontBridge's top competitors include Tessian, MailFrontier and Sendio.
FrontBridge has made 1 acquisition, including MessageRite.
FrontBridge has 4 investors. Key investors include Microsoft, Focus Ventures, Scale Venture Partners, and Sierra Ventures.
Yes. FrontBridge was acquired by Microsoft in July 2005.

