Who are Plainsea's competitors?

Bugbounter, Hackrate, and Parameter are among the closest in Offensive Security. The full competitive set, with overlap scoring, is in the platform.

What products does Plainsea sell?

Plainsea sells Plainsea Agentic Penetration Testing Platform.

Plainsea

Offensive SecuritySofia, Bulgariafounded 2022privateplainsea.com ↗

Plainsea is a cybersecurity company specializing in Offensive Security, founded in 2022 and headquartered in Sofia, Bulgaria. It employs about 10 people and is privately held.

Unlock full profile Book a demo Unlock full profile Book a demo

updated Oct 11, 2026

Latest Plainsea news and company activity

What Plainsea did, dated — selected moves from the record, one per kind, newest first.

Apr 2026Feature launchPlainsea Releases Platform Update with Remediation Tracking and Improved AI Test Setup

11 events tracked since Jan 2025 · selected events shownUnlock the complete Plainsea timeline

Plainsea Momentum score

36/ 100

Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.

Growthlocked

Marketlocked

Financiallocked

Plainsea products

Plainsea Agentic Penetration Testing PlatformAgentic AI platform for continuous, full-lifecycle penetration testing.Details ↗

Plainsea employees and hiring

Plainsea has about 10 employees.

Employees: 10
30-day change: 0%
Open roles: 0

See hiring trends

Get the Mandos Brief, free.

A free Mandos account opens 1 full company profile a month, the moment you click, plus our research articles and the Mandos Brief every Monday. Use your work email.

One full company profile a month
The full Mandos Pacesetters analysis, each quarter
Research articles
The Mandos Brief every Monday

Create a free account

Free with your work email. No card. Includes the Mandos Brief every Monday.

Get the Mandos Brief, free.

A free Mandos account opens 1 full company profile a month, the moment you click, plus our research articles and the Mandos Brief every Monday. Use your work email.

One full company profile a month
The full Mandos Pacesetters analysis, each quarter
Research articles
The Mandos Brief every Monday

Create a free account

Free with your work email. No card. Includes the Mandos Brief every Monday.

The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security
Competitorsfull set, overlap scored
Leadershipevery exec, with roles
Customersnamed publicly, with sources
Reviews & newssentiment, coverage, cadence

Create a free account to unlock the full profile of Plainsea.

A free account opens 1 full company profile a month, the moment you click. Mandos Analyst opens 25.

Funding, round by round, with the investors
Headcount, hiring and the people
The timeline of what they did, dated
The Mandos Brief every Monday

Create a free account

Free with your work email. No card. Includes the Mandos Brief every Monday.

The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobslive postings, hiring pace, role mix
Tech stackframeworks, clouds, security

Similar in Offensive Security

Common questions about Plainsea.

How many people work at Plainsea?: Plainsea has about 10 employees.
Who are Plainsea's competitors?: Bugbounter, Hackrate, and Parameter are among the closest in Offensive Security. The full competitive set, with overlap scoring, is in the platform.
What does Plainsea do?: Plainsea is a cybersecurity company specializing in Offensive Security, founded in 2022 and headquartered in Sofia, Bulgaria.
What products does Plainsea sell?: Plainsea sells Plainsea Agentic Penetration Testing Platform.