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HighSide

HighSide

Private
Columbia, MarylandCybersecurityhttps://highside.io/

Last Round

Accelerator

May 2, 2019

Est. Valuation

$600,000

Total Funding Raised

$193,000

Company Overview

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

Keywords

secure collaboration platformend-to-end encryptionzero trustunified communicationsgovernment contractorGovTechB2Gsecure messagingsecure file sharingHIPAA complianceITAR complianceon-premise deploymentshadow IT preventionemail securityC4ISR support

Historical Pricing

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Caplight Momentum Score

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HighSide Comparables

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HighSide comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
ArmorText
84%
Amazon
78%
Salt Communications
78%

HighSide Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
AcceleratorMay 2, 2019
AcceleratorMar 14, 2017
AcceleratorJun 6, 2016

HighSide Investors

Notable investors and investment history

HighSide investors
InvestorRounds
CyLonAccelerator
The Venture CenterAccelerator

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.

HighSide Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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HighSide Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about HighSide's valuation, stock price, and market status.

Firmographic Details

HeadquartersColumbia, Maryland
Employee Range4
Year Founded2015
Last FundingMay 2, 2019

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