About Tessian
Tessian is a company based in San Francisco (United States) founded in 2013 by Tom Adams was acquired by Proofpoint in October 2023. Tessian has raised $182.19 million across 9 funding rounds from investors including Okta, Proofpoint and Winton. Tessian operates in a competitive market with competitors including Mimecast, Cyren, Halon, Vade Secure and TitanHQ, among others.
- Headquarter San Francisco, United States
- Founders Tom Adams
- Stage Minicorn
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Sectors
Technology
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Email
Locked
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Phone
Locked
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Website
Locked
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Social
Locked
- Legal Name Tessian Limited
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Annual Revenue
Not available
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Net Profit
Not available
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EBITDA
Not available
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Total Equity Funding
$182.19 M (USD)
in 9 rounds
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Latest Funding Round
$9.8 M (USD), Series C
Jul 29, 2021
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Investors
Okta
& 17 more
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Employee Count
Not available
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Acquired by
Proofpoint
(Oct 30, 2023)
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People of Tessian
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Sales and Marketing
232 people
Software Development Team
231 people
Senior Team
99 people
Leadership Team
92 people
Sr. Team
61 people
Human Resources and Administration
39 people
Account Team
27 people
Product Management Team
22 people
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Funding Insights of Tessian
Tessian has successfully raised a total of $182.19M across 9 strategic funding rounds. The most recent funding activity was a Series C round of $9.8 million completed in July 2021. 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.
Investors in Tessian
Tessian has secured backing from 18 investors, including institutional and venture fund investors. Prominent investors backing the company include Okta, Proofpoint and Winton.
| Investor | Description | Founded Year | Domain | Location |
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Corporate venture capital firm backed by Citi
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Venture capital firm focused on multiple sectors
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Sequoia Capital is engaged in venture capital investments.
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Investor details for Tessian
Investor domains, locations, round participation, and complete history require an active premium plan.
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- Investor locations
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Verified entity values are shown only after access is granted.
Investments & Acquisitions by Tessian
Investment portfolio details for Tessian
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- Transaction dates
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Financial Statements - Tessian
Detailed financials for Tessian
Historical revenue, profit, statement rows, ratios, and trend charts require an active premium plan.
- Historical revenue
- Profit trends
- Statement rows
- Financial ratios
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Tessian Comparisons
Peer comparison for Tessian
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- Named peers
- Headcount comparison
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- Operating benchmarks
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Competitors of Tessian
Tessian operates in a dynamic and competitive business environment, facing competition from various established players and emerging companies in the market. The competitive landscape includes prominent companies such as Mimecast, Cyren, Halon, Vade Secure and TitanHQ, among others.
| Company Name | Domain | Founded year | HQ Location | Description |
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Cloud-based email security and management solutions are provided.
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Cloud-based email security and anti-spam solutions are provided via SaaS.
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| Locked | Locked | Locked |
Secure SMTP software is offered for email security and scripting.
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| Locked | Locked | Locked |
AI-based email security solutions are provided against threats.
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| Locked | Locked | Locked |
Secure email gateways, anti-spam filters, and archiving solutions are delivered.
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Detailed competitors of Tessian
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Latest news on Tessian
Complete news archive for Tessian
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- Brand-specific news history
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Frequently Asked Questions about Tessian
Tessian was founded in 2013 and raised its 1st funding round 1 year after it was founded.
Tessian is headquartered in San Francisco, United States. It is registered at San Francisco, California, United States.
Tessian is a funded company, having raised a total of $182.19M across 9 funding rounds to date.
Tessian is an AI based email security solutions provider. It provides email security by preventing commercially sensitive emails from being sent to the wrong recipients. The solution employs machine learning to learn from historical user sending patterns to build a graph of the senders social network and detects any recipient mistakes when the user clicks send and reminds them with a pop up to correct the mistake before the email is sent. AI operates as a plugin for existing email clients over the desktop with mobile devices and webmail client support under development. The clients include affirm, Investec, Accel, HILL DICKINSON, etc.
Tessian's top competitors include Mimecast, Halon and SecuLetter.
Tessian has 18 investors. Key investors include Okta, Proofpoint, Winton, Citi, and Accel.
The valuation of Tessian is $51.04M as of Mar 2018.