Nightfall AI
Nightfall AI is a cybersecurity company specializing in Data Protection, founded in 2018 and headquartered in San Francisco, United States. It has raised $60.3M in equity across 4 priced rounds, employs about 125 people, and is privately held.
updated Oct 11, 2026
Latest Nightfall AI news and company activity
What Nightfall AI did, dated — selected moves from the record, one per kind, newest first.
- Oct 2026Customer winBlockchain Intelligence Company Chooses Nightfall AI Over Jazz Security
- Oct 2026Customer winIdentity and Fraud-Prevention Platform Chooses Nightfall AI Over Pluto Security
- Oct 2026Exec changeNightfall AI Hires Stu Parker as VP of Sales, Commercial
- Sep 2026Feature launchNightfall AI Expands Integration with Claude's Compliance API
Nightfall AI Momentum score
70/ 100climbing
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.
Nightfall AI funding
Nightfall AI has raised $60.3M in priced equity. Its most recent round was a Series B in August 2022.
- Equity raised
- $60.3M4 priced rounds
- Last round
- Series BAug 2022
Nightfall AI employees and hiring
Nightfall AI has about 125 employees, up 3% over the last 30 days, with 25 open roles.
- Employees
- 125
- 30-day change
- +3%
- Open roles
- 25
Nightfall AI competitors
Security professionals most often compare Nightfall AI against Cyberhaven, CrowdStrike, and Cyera on cybersectools.com. 6 more are in the platform, with overlap scoring.
ranked by CybersecTools comparison demand, 90 days
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Nightfall AI CISO Score
How Nightfall AI reads to a CISO buyer: seven dimensions of the Mandos Framework, scored through the eyes of a security buyer.
