HighSide
PrivateLast Round
Accelerator
May 2, 2019
Est. Valuation
$600,000
Total Funding Raised
$193,000
Company Overview
HighSide operates in Cybersecurity and is based in Columbia, Maryland. Its latest recorded funding round was an Accelerator round in May 2019.
HighSide is a cybersecurity company that provides an end-to-end encrypted platform for secure messaging, file sharing, and collaboration for organizations in regulated industries.
Sector
Cybersecurity
Verticals
Zero Trust, Enterprise Communication, Data Protection, Email Security, Compliance & Risk
Business Model
B2G
Customer Profile
Government Contracts, Services & Consulting
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
HighSide Comparables
Compare HighSide with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| ArmorText | 84% | |
| Amazon | 78% | |
| Salt Communications | 78% |
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HighSide Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Accelerator | May 2, 2019 | ||||
| Accelerator | Mar 14, 2017 | ||||
| Accelerator | Jun 6, 2016 |
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HighSide Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| CyLon | Accelerator |
| The Venture Center | Accelerator |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jan 27, 2026
Monthly visitors increased 32% MoM, reaching 3.9K.
- Nov 7, 2025
Monthly visitors grew 52% MoM.
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HighSide Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about HighSide's valuation, stock price, and market status.
Is HighSide a public or private company?
HighSide is a private company.
What is the current stock price of HighSide?
HighSide is a private company, so its shares have no public market price. Caplight tracks HighSide's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is HighSide worth (valuation)?
HighSide's valuation is estimated at $600.0K based on funding round data.
Can I buy HighSide stock?
HighSide shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was HighSide's last funding round?
HighSide's most recent funding round was Accelerator on May 2, 2019.
Who are the main investors in HighSide?
Key investors in HighSide include CyLon, The Venture Center.
Will HighSide IPO soon?
No public IPO plans have been announced for HighSide.
How can I track HighSide secondary market activity?
Caplight tracks bids, offers, and trades in HighSide's shares on secondary markets.