COMPANY PROFILE · UPDATED 11 SEP 2026

Censys

Censys, Inc. provides software solutions. The Company offers security platform which finds and analyzes every device connected to the Internet. Censys serves researchers, corporations, and governments in the State of Michigan.

Ann Arbor, MI

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Founded: 2017
Headcount: 162
Open roles: 30
Last raised: Debt Financing

TECH STACK

How Censys builds

Extracted from Censys’s job postings we’ve tracked

Cloud Platforms

Google Cloud×11 Microsoft Azure×9 Amazon Web Services×5 Amazon S3

Programming Languages

Go×9 Python×8 Assembly×3 TypeScript×2

Data Engineering & Warehousing

Apache Kafka×7 Amazon Kinesis×4 BigQuery

Frameworks & Libraries

gRPC×6 Relay×3 React×2

CRM & Sales Tools

Salesforce×10

DevOps & Infrastructure

Docker/Kubernetes×8 Docker×2

Databases

Apache Cassandra×4 PostgreSQL×2

Security & Identity

EDR

LEADERSHIP

Founders & key people

David Corcoran

Founder at Censys

Digital CowboyCensysThird Rail GroupTechstarsOur Sunday VisitorElevate VenturesPurdue University College of EngineeringPurdue University

Brian Kelly

Founder at TrustBearer Labs

Defined NetworkingIntvoAnn Arbor SparkCensysThird Rail GroupNutshellVirginia Tech

David Adrian

Manager at Google

GoogleNametagCensysDuo SecurityUniversity of MichiganCAENChelsea FCUniversity of Michigan

Zakir Durumeric

Chief Officer at Censys

Stanford UniversityCensysUniversity of MichiganStanford Security ResearchzmapUniversity of MichiganUniversity of Iowa

J. Alex Halderman

OPEN ROLES

Hiring at Censys

View all 30 open roles →

FUNDING

Capital raised

Total raised

$198,100,000

Investors

Greylock Gv Intel Capital Ascension Ventures Decibel Decibel Partners First Citizens Bank Four Rivers Partners V GV (Google Ventures)HD Moore Mango Capital Morgan Stanley Expansion Capital Osage University Partners II SVB Capital

Funding rounds

Series D
Diffbot knowledge graph
Morgan Stanley Expansion Capital, Intel Capital, Decibel Partners, Greylock, GV (Google Ventures)
$40MMar 31, 2026
Debt Financing
Diffbot knowledge graph
$30MMar 31, 2026
Series C
Diffbot knowledge graph
Decibel, Greylock, GV, Intel Capital, Ascension Ventures, Four Rivers Partners V
$50MOct 23, 2023
Debt Financing
Diffbot knowledge graph
First Citizens Bank, SVB Capital
$25MOct 23, 2023
Series B
Diffbot knowledge graph
Intel Capital, Greylock, Decibel, GV
$35MJan 26, 2022
Series A
Diffbot knowledge graph
Decibel, GV, Greylock, Osage University Partners II
$15.5MAug 4, 2020
Seed
Diffbot knowledge graph
Greylock, GV, HD Moore, Mango Capital, Decibel
$2.6MNov 26, 2018

Funding data via Diffbot, SEC EDGAR filings and company announcements — each round names its source

Categorized in

Industry

Cybersecurity Threat Detection & Response

Investors

Greylock Gv Intel Capital

Industries

Software Companies

Tech Stack

Mysql Php Go Python Node.js Typescript Scala Wordpress Google Cloud Platform Java Microsoft Azure Nodejs

LOCATIONS

Where they work

Censys offices

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Ann Arbor, MI

SIMILAR COMPANIES

Companies like Censys

Similar companies

Agency

Seed

Openpath Security Inc.

Series C

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