OverviewSuggest Edit

Menlo Security is a cyber security company that protects organizations from cyber attacks by eliminating the threat of malware. It provides such solutions as secure cloud transformation, secure web gateway, credential security, spear phishing, and personal webmail protection.
HQMountain View, CA, US
Employee Ratings4.4

Latest Updates

Employees (est.) (Apr 2021)259(+3%)
Job Openings65
Cybersecurity ratingFMore

Key People/Management at Menlo Security

Amir Ben-Efraim

Amir Ben-Efraim

Co-Founder and CEO
Poornima Debolle

Poornima Debolle

Co-­Founder & Chief Product Officer
David Eckstein

David Eckstein

Chief Financial Officer
Steve Herrod

Steve Herrod

Board Member
Scott Fuselier

Scott Fuselier

Chief Revenue Officer
Joe Sexton

Joe Sexton

Board Member
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Menlo Security Office Locations

Menlo Security has offices in Mountain View, Sydney, Chiyoda City, Singapore and in 1 other location
Mountain View, CA, US (HQ)
800 W El Camino Real #250
Sydney, AU
201 Sussex St
Chiyoda City, JP
1-chōme-6-1 Ōtemachi
Singapore, SG
70 Shenton Way, #22-01
Bracknell, GB
Easthampstead Rd
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Menlo Security Financials and Metrics

Summary Metrics

Founding Date


Menlo Security total Funding

$250.5 m

Menlo Security latest funding size

$100 m

Time since last funding

6 months ago

Menlo Security investors

Menlo Security's latest funding round in November 2020 was reported to be $100 m. In total, Menlo Security has raised $250.5 m. Menlo Security's latest valuation is reported to be $800 m.
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Menlo Security Revenue

Market valuation

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Menlo Security Operating Metrics

Jul, 2020Feb, 2021

Patents (US)


Product Categories




Trademarks and Trademark Applications

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Menlo Security Cybersecurity Score

Cybersecurity ratingPremium dataset



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Menlo Security Online and Social Media Presence

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Menlo Security News and Updates

Frost & Sullivan Recognizes Menlo Security as a Growth and Innovation Leader in the Asia-Pacific Web Security Market

Menlo Security's innovative, cloud-centric, isolation-based approach to web security and deployment flexibility are key differentiators in the market SANTA CLARA, Calif., Nov. 23, 2020 /PRNewswire/ -- Frost & Sullivan has identified Menlo Security as a growth and innovation leader in the...

Menlo Security raise $100 million for cloud-based ZTNA services

Summary List PlacementThe company, which has raised approximately $160 million to date, said the round has the company at a valuation of $800 million. The round was led by Vista Equity Partners with participation from Neuberger Berman, General Catalyst, JP Morgan, and other existing investors. Menlo…

Setting course for IPO, Menlo Security picks up $100M in funding

Menlo Security Inc., a startup that helps enterprises protect their workers from malware while they’re browsing the web, has raised a $100 million round of funding led by Vista Equity Partners. Vista Equity Partners is an investment firm notable for backing successful enterprise technology firms su…

Menlo Security launches new data loss prevention solution

Cloud security startup Menlo Security Inc. today announced its new Data Loss Prevention solution powered by Isolation Core, a service that the company claims is a world’s first. The solution, introduced at the RSA Conference in San Francisco, is available as part of Menlo’s Global Cloud Proxy Platf…

Menlo Security raises $75M round to grow its internet isolation platform

Menlo Security Inc.’s $75 million late-stage funding round announced today once again illustrates the premium that enterprises are willing to pay to keep their data secure. Today’s Series D round was led by JP Morgan Asset Management, with participation from existing investors General Catalyst, Sut…

Menlo Security raises $75 million for malware-blocking tools

Menlo Security, which employs a cloud-based approach to malware defense, has raised $75 million in fresh venture capital.
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Menlo Security Blogs

Have You Been Smished? Mass Smishing Operation Targeting Mobile Users with Fake Amazon and USPS Update Messages

Summary Earlier this month, mobile users began being targeted with smishing messages in what appears to be an organized spam operation campaign. Smishing is much like phishing, except rather than sending email, the attackers send text messages using SMS (Short Message Service). The smis…

Ransomware: Looking beyond endpoint protection

The last year has been one of the most active in the previous decade in cybersecurity. More than 1,000 data breaches took place in the United States alone, with a total of 155 million individuals impacted by data exposures, according to Statista. But when it comes to ransomware, the data…

Saying ‘no’ to the cyber status quo

Why post-pandemic cybersecurity needs a new normal Is the end finally in sight? The UK's successful vaccination programme has many people hoping that Spring might see a phased return to normal. Maybe a mass migration back to the office really is in the offing.

Credential Phishing: Themes and Tactics

In the last month, the Menlo Labs team has observed a steady rise in credential phishing attacks. This method of attack is quite popular—attackers create fake login pages or forms to steal users’ credentials for commonly used services in a corporate environment.

Embracing what makes us different.

We’re on a roll. From expanding our Secure Web Gateway (SWG) and SASE Security portfolio to cover more use cases, to our growing customer and partner ecosystem, Menlo Security is doing better than ever. It’s an exciting time. But we needed our brand to reflect that forward momentum and s…
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Menlo Security Frequently Asked Questions

  • When was Menlo Security founded?

    Menlo Security was founded in 2013.

  • Who are Menlo Security key executives?

    Menlo Security's key executives are Amir Ben-Efraim, Poornima Debolle and David Eckstein.

  • How many employees does Menlo Security have?

    Menlo Security has 259 employees.

  • Who are Menlo Security competitors?

    Competitors of Menlo Security include ValiMail, Securonix and Synack.

  • Where is Menlo Security headquarters?

    Menlo Security headquarters is located at 800 W El Camino Real #250, Mountain View.

  • Where are Menlo Security offices?

    Menlo Security has offices in Mountain View, Sydney, Chiyoda City, Singapore and in 1 other location.

  • How many offices does Menlo Security have?

    Menlo Security has 5 offices.