At Best Startup California we track over 300,000 Californian startups and over 1,500,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and organisations we think deserve more appreciation than they are currently getting.
We’ve ranked the top 5 Spam Filtering companies in San Francisco, California. The companies, startups and institutions listed in this article are all exceptional companies, well worth a follow. We have included links to their websites, socials and CrunchBase (if you’re interested in their financials).
We selected the organisations listed in this article based on:
- Track record
- Executive leadership
- Market share
- Innovation
- ESG rating
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.
Top Spam Filtering Companies & Startups (San Francisco, California)
Smyte
Smyte stops bad actors on marketplaces and social networks.
Founder(s): Josh Yudaken, Julian Tempelsman, Pete Hunt
Location: San Francisco, California, United States
Industries: Apps, Fraud Detection, Marketplace, Mobile, Software, Spam Filtering
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Mailinator
Mailinator(tm) provides users with free, disposable email addresses. Accounts are created when email arrives for them (i.e. there is no
Founder(s): Paul Tyma
Location: San Francisco, California, United States
Industries: Computer, Email, Internet, Software, Spam Filtering
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Email List Validation
Email List Validation is an email verification tool to test and validate lists in bulk to remove dangerous or invalid email accounts.
Founder(s):
Location: San Francisco, California, United States
Industries: Email Marketing, Marketing Automation, Spam Filtering, Web Apps
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NumberCop
NUMBERCOP is a mobile security company which was established to combat phone spam, such as unsolicited calls and spam text messages.
Founder(s): Jan Volzke
Location: San Francisco, California, United States
Industries: Android, Cyber Security, iOS, Mobile, Security, SMS, Spam Filtering, Telecommunications
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Arkose Labs
Arkose Labs provides fraud prevention, anti-spam, and abuse analysis for businesses, companies, and industries.
Founder(s): Kevin Gosschalk, Matthew Ford
Location: San Francisco, California, United States
Industries: Cyber Security, FinTech, Fraud Detection, Network Security, Security, Spam Filtering
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