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About us – LLC

We're a software company based in Tokyo, Japan. We specialize in solutions to address spam and online fraud. Our main products are jwSpamSpy, a powerful anti-spam solution and the data that we extract using it.

jwSpamSpy was developed by Joe Wein, a commercial software developer since 1980 who has worked for major multi-national software companies. He is a well-known anti-spam activist. LLC is a major data provider for SURBL, an anti-spam service listing spam websites. We also supply with live anti-phishing data.

We cooperate with law enforcement and anti-fraud activists worldwide, including:


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