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Top Cybersecurity companies in New York

Companies defending or attacking software, networks, and cloud infrastructure. Filtered to companies headquartered in New York.

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Built from a search like: Top Cybersecurity companies in New York

Ranked by current headcount across Cybersecurity companies headquartered in New York. Refreshed monthly.

  1. 1
    Wiz· New York, New York, United States

    Wiz, now part of Google Cloud, protects everything you build and run. Our platform connects code, cloud, and runtime into a single security graph that provides the end-to-end context to automate risk reduction and threat response, enabling security teams to operate at AI speed.Wiz LinkedIn Sweepstakes Official Rules: https://wiz.io/standard-sweepstakes-rules

    • Series unknown
    • 3.2k employees
    • Founded 2020
  2. 2
    MS Office· New York, New York, United States

    ABOUT MS OFFICEHello everyone!Its great to have you on our website and we are pleased that you are interested to know more about us.MS Office is an international organization. We help readers, students, and professionals across the world by developing informative, engaging, organic content. We have a devoted and experienced organization of people working together to provide you a great perspective and deep insight of everything around you.Our MissionMS Office is a complete guide for every individual. We aim to provide a global and optimistic perspective about organization, organizational behaviors, skill development, technology, human resource, fashion and much more.MS OFFICE is a Great Platform for LearnersWhether you are a student or professional, MS Office is a great platform for you to learn the latest and the best content on daily basis in every way. We encourage the love for learning and for that we are offering our services to everyone around the globe.MS Office E-AcademyOur services include E-Academy where we provide a complete guide about blogging, writing, and strategic tools and techniques for blogging and writing. You can learn more about it by visiting our page be a part of world bloggers’ community.

    • 2.7k employees
    • Founded 2000
  3. 3
    Cyera· New York, New York, United States

    Cyera is the industry-leading AI Security Platform. As AI transforms how data is created, accessed, and used, Cyera's mission is to enable global enterprises to adopt AI at scale by securing the data that fuels it. The platform provides organizations with precise visibility, and intelligent controls to secure data everywhere - at rest, in motion, and in use, whether used by humans or agents. Valued at $9 billion and backed by more than $1.7 billion in funding from top-tier investors including Accel, Blackstone, Cyberstarts, Georgian, Lightspeed, and Sequoia, Cyera is trusted by a growing number of Fortune 1000 companies adopting AI across their enterprise at scale.

    • Series G
    • 1.6k employees
    • Founded 2021
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  5. 4
    OffSec· New York, New York, United States

    Empowering the world to fight cyber threats with indispensable cybersecurity skills and resources. Build the path to a secure future with OffSec.

    • Private equity
    • 1.1k employees
    • Founded 2006
  6. 5
    Claroty· New York, New York, United States

    Claroty has redefined cyber-physical systems (CPS) protection with an unrivaled industry-centric platform built to secure mission-critical infrastructure. The Claroty Platform provides the deepest asset visibility and the broadest, built-for-CPS solution set in the market comprising exposure management, network protection, secure access, and threat detection – whether in the cloud with Claroty xDome or on-premise with Claroty Continuous Threat Detection (CTD). Backed by award-winning threat research and a breadth of technology alliances, The Claroty Platform enables organizations to effectively reduce CPS risk, with the fastest time-to-value and lower total cost of ownership. Claroty is deployed by hundreds of organizations at thousands of sites globally. The company is headquartered in New York City and has a presence in Europe, Asia-Pacific, and Latin America. To learn more, visit claroty.com.

    • Series F
    • 856 employees
    • Founded 2015

Find engineers at Cybersecurity companies in New York

New York has long been a hub for Cybersecurity, and the list above ranks the largest Cybersecurity companies headquartered there by current headcount, drawn from public LinkedIn and Crunchbase records. With 260 matching companies in Refolk’s index, this is a good map of where the Cybersecurity talent in New York lives - useful whether you’re recruiting, partnering, or sizing a market.

The biggest Cybersecurity companies in New York tend to be the gravitational centres for specialised talent - senior engineers, ML researchers, applied scientists, designers - while the smaller ones compete on speed, equity, and proximity to founders.

Refolk converts this list into a live search. Ask for Cybersecurity engineers in New York hiring senior staff” or “founders of Cybersecurity companies in New York who left in the last 12 months” and Refolk returns a ranked shortlist with the evidence that earned each person a spot.

How this list is built

Refolk pulled Cybersecurity companies headquartered in New York from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 10 employees. The list refreshes monthly.

Last refreshed: Sat, 22 Aug 2026 07:49:00 GMT

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How is this ranking built?

The list draws on the public company graph - headcount and growth signals, funding history, and recency. The criteria chips at the top show exactly which filters produced it, and the methodology section explains the ranking.

How fresh is the data?

The underlying index updates continuously and this ranking is rebuilt monthly. Last refreshed: Sat, 22 Aug 2026 07:49:00 GMT. For a list built against the index as it stands today, sign up and run the search live.

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