Zyston

Private

Dallas, TexasCybersecurityhttps://www.zyston.com

Last Round

Growth Equity

Jul 11, 2023

Total Funding Raised

$3.7M

Company Overview

Zyston is a cybersecurity company that provides a range of end-to-end services, including managed security services, consulting, and its proprietary CyberCAST platform, to help businesses build and operate mature information security programs.

Sector

Cybersecurity

Verticals

Threat Intelligence, Compliance & Risk, SIEM, Incident Response

Business Model

B2B

Customer Profile

Services & Consulting, Subscription SaaS

AI Layer

Application

Keywords

managed security servicesMSSPcybersecurity advisoryvCISOsecurity operationsGRCgovernance risk and complianceoutsourced securitythreat intelligencecybersecurity consultingsecurity program managementmanaged detection and responseMDRsecurity posture managementAI security

Historical Pricing

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Zyston Comps

Public and private peers based on sector, stage, and business model.

Zyston comps — public and private peers by sector, stage, and business model
Company	Status	Est. Valuation	Rev Multiple
OpenAI	Private	$86.0B	~40x
Cohere	Private	$5.0B	--
Competitor 1	Public	$XX.XB	XXx
Competitor 2	Public	$XX.XB	XXx

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Zyston Funding Rounds

Historical fundraising activity

Data table
Round	Date	Amount Raised	Valuation	Investors	Sources
Growth Equity	Jul 11, 2023
Series A	May 20, 2016

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Key People

Founding team and executive leadership

Sean Bruton

CTO

Executive Team

Rene Gonzalez

Chief Financial Officer

Executive Team

Zyston Investors

Notable investors and investment history

Zyston investors
Investor	Rounds
Sverica Capital Management	Growth Equity

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Market signals

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Nov 14, 2025
Added Datadog, a cloud monitoring platform, as a customer.

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Zyston Filings

SEC and related filings with document metadata.

Data table
Typed	Date	Amount Offered	Amount Sold	Filling	Pages	Download
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Zyston Filings

SEC and related filings with document metadata.

Firmographic Details

HeadquartersDallas, Texas

Employee Range15

Year Founded2016

Last FundingJul 11, 2023

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