Updated Apr 23, 2026
Score 34
Stairwell logo

Stairwell

Ranked #317 of 1,000+ cybersecurity companies
Profile
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INITIALIZING DATA STREAM...

Overview

Legal Name
Stairwell, Inc.
Founded
2019
Crunchbase Rank
#12876
Also Known As
Stairwell.com, Stairwell Inc,

Find today's threats in seconds.

Stairwell provides an automated, attacker-evasive threat detection and response platform that continuously collects and reanalyzes every executable and indicator of compromise across your environment and history, using AI/ML and YARA-powered analysis to pre-preserve evidence and deliver rapid, authoritative answers on if, when, and where you’ve been compromised—including previously unknown threats.

Industries
Network Management SoftwareComputer and Network SecurityBusiness/Productivity SoftwareCybersecurityBig Data
Type
Privately Held

Company Size

Employees
 
58
Range51–200 employees
110K+

Headquarters

150 Mathilda Pl, Sunnyvale, CA 94086

Followers

 
4,996

Press Coverage

DateArticlePublisher
Jul 29, 2025Stairwell Appoints Emmy Linder as New CEO to Lead Next Phase of Innovation and GrowthBusiness Wire
Jul 9, 2024Stairwell Bolsters Executive Team with Appointment of Joe DeBlasio as Vice President of Global Sales and Customer SuccessPRNewswire
May 23, 2024Stairwell appoints cybersecurity veteran, John Yun, as Vice President of MarketingPRNewswire
Sep 19, 2025The unseen side of malware and how to find itHelp Net Security
Jul 29, 2025Stairwell Appoints Emmy Linder as New CEO to Lead Next Phase of Innovation and GrowthBusiness Wire
May 12, 2025Tesseral: $3.3 Million Raised To Simplify Authentication For Business SoftwarePulse 2.0
May 7, 2025Startup Tesseral launches with secure auth toolsSC Media
May 6, 2025Tesseral Raises $3.3M in Seed FundingFinSMEs
Jan 23, 2025The 30 early-stage startups in 2025 most likely to become tech's next unicorns, according to a proprietary AI model known as 'Moneyball for VC'Business Insider
Dec 27, 2024Infosec products of the month: December 2024Help Net Security

1–10 of 16

Categories

Cyber SecurityInformation TechnologyNetwork SecuritySecuritySoftware

Product

NameDescription
Stairwell Intelligent Analysis (SIA)An AI-driven file analysis platform that evaluates executable files and scripts to determine their safety, behavior, and threat relevance.
Stairwell PlatformAn enterprise-wide threat detection and investigation platform that continuously collects, stores, and reassesses executable files and indicators of compromise at scale.
Run to Ground (RTG)A threat hunting and alert triage capability that enables instantaneous, enterprise-wide investigations of indicators of compromise and alerts.
Continuous Threat AnalysisA service that continuously reanalyzes stored files using updated threat intelligence to detect evolving or delayed threats.
Cobalt Strike Stager DecoderAn open-source tool to decode Cobalt Strike stagers, extracting key information such as C2 server details and Malleable C2 profile data.