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Valimail

San Francisco, US · Founded 2015 · Delaware corporation · 101 employees on LinkedIn · 5 known investors

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Valimail provides email authentication and identity protection services for organizations, helping them secure their email domains against impersonation and maintain trust in digital communications. As part of DigiCert, the company offers DMARC enforcement, authentication stabilization, and continuous visibility into email identity risk across the digital trust ecosystem.

CybersecurityEnterprise SoftwareSaaS

Founders & leadership

Valimail was founded in 2015 by Peter Goldstein and Alexander Garcia-Tobar.

PGPeter Goldstein
Peter GoldsteinCo-Founder & Chief Technology Officer2014–2021Peter Goldstein has over 20 years of experience building companies, products, and teams in software development, with expertise in designing robust solutions for enterprise business problems.
AGAlexander Garcia-Tobar
Alexander Garcia-TobarCEO & Co-Founder2015–2026Alexander Garcia-Tobar held analyst and executive positions at The Boston Consulting Group and Forrester Research, and previously founded or worked at ValiCert, Sygate, and SyncTV before founding Valimail, which was acquired by DigiCert in 2025; he now serves as Strategic Advisor to DigiCert's CEO focused on AI Trust services.
AG
Alexander García-TobarFounder
OA
Operations at Valimail. HeFounder

Board

JPJason Pressman
Jason PressmanBoard directorManaging Director at Copper Sky Capital
DBDavid B. Aronoff
David B. AronoffBoard directorGeneral Partner at Flybridge Capital Partners
JD
John De SantisBoard director

Investors · 5

Flybridge Capital Partnerslisted by Flybridge Capital PartnersNew York · $250K – $10Mvia David Aronoff · board

How we know: Flybridge Capital Partners's portfolio page · a partner's Signal profile · board seat on SEC Form D · funding news · techcrunch.com · the VCSheet dataset · Not right? Tell us

Insight Partnerslisted by Insight PartnersNew York · $120M – $350M

How we know: funding news · valimail.com · open dataset · 5k.vc investor directory · Not right? Tell us

Tenaya Capitallisted by Tenaya CapitalPalo Alto · $5M – $10M

How we know: Tenaya Capital's portfolio page · a partner's Signal profile · funding news · techcrunch.com · Not right? Tell us

Shasta VenturesreportedMenlo Park · $250K – $6M

How we know: techcrunch.com · the VCSheet dataset · Not right? Tell us

Funding

SEC filings, press & company announcements

$37M disclosed across 2 of 4 rounds · 2016–2019

▶$25MraisedMay 2018 · 6 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Jason PressmanDirector
  • Peter GoldsteinExecutive Officer, Director
  • John De SantisDirector
  • Alexander Garcia-TobarExecutive Officer, Director
  • Brian MeltonDirector
Offering amount
$25M
Amount sold
$25M
First sale
May 2018
Incorporated
Corporation, Delaware, 2015
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$12MraisedNov 2016 · 8 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • John De SantisDirector
  • Peter GoldsteinExecutive Officer, Director
  • Alexander Garcia-TobarExecutive Officer, Director
  • Jason PressmanDirector
  • David B. AronoffDirector
Offering amount
$12M
Amount sold
$12M
First sale
Oct 2016
Incorporated
Corporation, Delaware, 2015
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Related companies · 9

Cloudflare, Inc.Cloudflare provides a global cloud network platform delivering security, performance, and development services through sixty-plus integrated services including SASE, application security, and full-stack development infrastructure.
EasydmarcEasyDMARC provides email authentication and protection services for financial institutions to prevent phishing and spoofing attacks while maintaining compliance with regulations like PCI DSS.
illusive networksProofpoint offers a suite of enterprise security and compliance products that protect people, email, cloud apps, and data from human-centric cyber threats using machine learning and AI. Its tools also cover data loss prevention, communications archiving, e-discovery, compliance supervision, identity threat detection, and security awareness training.
MimecastMimecast provides email security, data loss prevention, cloud archiving, and human risk management products used by organizations to protect communications and data. Its cybersecurity portfolio serves enterprise and channel-partner customers across regions including EMEA and APAC.
SpiceworksSocial business network for IT that is transforming how $1 trillion worth of technology products and services is marketed and sold each year to small and mid-sized businesses worldwide.
SendmarcSendmarc provides DMARC, email authentication, and breach detection solutions to protect businesses against phishing, spoofing, domain impersonation, and email-based attacks. The platform serves enterprises and managed service providers seeking to secure their email infrastructure and restore user trust.
CrowdStrikeCrowdStrike provides an AI-native cybersecurity platform that unifies endpoint, identity, cloud, SaaS, and AI protection to detect and stop breaches for enterprise organizations. It combines automated response with human-led security operations including managed detection and response, threat hunting, and security services.
Mailgun ,Mailgun provides an API platform and infrastructure for developers to send, track, and manage transactional and marketing email at scale. The service is designed for software companies and development teams to integrate email capabilities and improve deliverability across global operations.
CiscoCisco Systems designs and sells networking hardware, software, and services—including routers, switches, and cloud-based applications—to enterprise, service provider, and consumer markets globally.

Companies working in the same space as Valimail.

In the news

Valimail Accelerates With Series C Investment From Insight Partners - Valimailvalimail.com · Jun 2019With $25M funding round, Valimail is ready to authenticate the world’s communications - Valimailvalimail.com · May 2018Valimail raises $25M in additional funding for its email authentication service | TechCrunchtechcrunch.com · May 2018

Frequently asked questions

What does Valimail do?
Valimail provides email authentication and identity protection services for organizations, helping them secure their email domains against impersonation and maintain trust in digital communications. As part of DigiCert, the company offers DMARC enforcement, authentication stabilization, and continuous visibility into email identity risk across the digital trust ecosystem.
Who founded Valimail?
Valimail was founded by Peter Goldstein, Alexander Garcia-Tobar in 2015.
Who are Valimail's investors?
Valimail's investors include Bloomberg Beta, Flybridge Capital Partners, Insight Partners, Tenaya Capital, Shasta Ventures.
How much funding has Valimail raised?
Valimail has disclosed $37M raised across 2 of its 4 known rounds.
Where is Valimail headquartered?
Valimail is headquartered in San Francisco, US.