runZero
RunZero is a cybersecurity company that provides exposure management software for IT, OT, IoT, mobile and cloud assets. The 84-person firm raised $20M in a 2022 Series A and claims customers discover 25% more assets than they previously knew about.
The growth story
runZero grew from 18 to 84 employees between 2021 and 2026, raising $20M along the way, most recently a Series A in March 2022.
About
RunZero sells software that maps and monitors all devices and systems in an organization's network, whether internal, external or cloud-based. Its platform uses active scanning and passive discovery to identify assets without requiring agents or authentication, helping customers manage risks and meet compliance requirements.
The company has grown to 84 employees since its 2018 founding and raised $20M in a 2022 Series A round. Its software claims to uncover 25% more assets than customers previously knew about, suggesting strong product differentiation in the crowded cybersecurity market.
Founders and leadership
Engineering is the largest function with 20 employees, nearly a quarter of the total workforce. Founder HD Moore created the widely-used Metasploit penetration testing tool before starting RunZero.
The runZero org chart
HD Moore (Founder & CEO) leads 26 mapped leaders with 2 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Sales 21 (-36% YoY), Engineering 19 (+12% YoY), Operations 9 (0% YoY), Marketing 6 (+20% YoY), Business Development 4 (0% YoY), Consulting 4 (0% YoY).
Talent flow
RunZero draws heavily from Rapid7, with 7 hires from the cybersecurity firm. Other top talent sources include Cisco, Resolve and Duo Security. Alumni have gone on to roles at Palo Alto Networks, Abnormal AI and Halcyon.
Most common previous employers of runZero staff: Rapid7 (7), Cisco (4), Resolve (4), Duo Security (3), Oracle (3), Dell Technologies (3). Former runZero employees most often moved to VulnCheck (6), Palo Alto Networks (4), Abnormal AI (3), Halcyon (3), Temporal Technologies (2), Asimily (2).
Alumni worth knowing
The runZero mafia
Four RunZero alumni have founded companies, including JD Empowers, From Here, Velantix Axiom and SnowOps Denver.
4Joe Draheim, was Sr. Channel Account Manager until 2024Jeff Lamothe, was Enterprise Security Architect until 2023Damian Schlereth, was Director of Business Development until 2023Web traffic
Traffic mix: 36% direct, 24% search, 11% social, 1% paid.
What this company is made of
Most common skills at runZero: Leadership (30), Management (25), Sales (22), Microsoft Office (21), Cloud Computing (21), Customer Service (20), Network Security (20), Software as a Service (SaaS) (20).
Where the team actually sits
runZero people are concentrated in Texas, United States (7), Colorado, United States (5), United States (4), Arizona, United States (3).
Search footprint
runZero attracts about 1,093 organic search visits a month, traffic worth roughly $13K a month if bought through ads. It gained 428 ranking keywords and lost 401 in the last period.
What employees say
- Compensation
- 4.50 / 5
- Career opportunities
- 3.90 / 5
- Senior management
- 4.00 / 5
- Work-life balance
- 4.30 / 5
Frequently asked
runZero has 84 employees as of September 2026.
runZero has raised $20M in total, most recently a Series A round in March 2022.
runZero was founded in 2018 by HD Moore.
HD Moore (Founder & CEO) sits at the top of runZero's reporting structure, with 2 direct reports.
The most common previous employers of current runZero staff are Rapid7 (7 people), Cisco (4 people), Resolve (4 people).
Former runZero employees most often move to VulnCheck (6), Palo Alto Networks (4), Abnormal AI (3).
At least 4 companies have a founder who previously worked at runZero, including JD Empowers, From Here, Velantix Axiom.
runZero attracts about 1,093 organic search visits a month, worth roughly $13K a month in equivalent ad spend.
The most common skills among runZero staff are Leadership, Management, Sales, Microsoft Office, Cloud Computing.
runZero staff are concentrated in Texas, United States (7), Colorado, United States (5), United States (4).
runZero has about 21 people in Sales, down 36% over the past year, as of September 2026.
runZero has about 19 people in Engineering, up 12% over the past year, as of September 2026.
Computed from 65 current and 105 former runZero profiles, as of September 2026. Source: Crustdata.
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