Nullify
Nullify finds, proves, and fixes product-security vulnerabilities, then drives every pull request to the right owner until it merges.
$12.5M Seed ·
Source: fundraisingfox.com
All 2 rounds ↓Signals
X account@nullify_ai · created May 18, 2023 (3 years old) · 74 followers
Website registeredMar 15, 2023 (3 years old)
TIMELINE · MONEY RAISED
Nullify | 1058 days from website to first raise on record
Money raised, round by round (amounts linked to their source). Pins are dated signals; hover the icons for dates.
Funding rounds
| Date | Round | Amount | Lead | Source |
|---|---|---|---|---|
| Seed | $12.5M | — | fundraisingfox.com |
Timeline
- X account created
- Website created
- Batch 1
CConviction Embed · batch
Source: x.com
Founders and team
SK
Shantanu Kulkarni Foundersource: nullify.aiTT
Tim Thacker Foundersource: nullify.aiTM
Tony Mao Founder
Investors
Aa16z scout fund
BBlack Nova Venture Capital
CConviction Embedaccelerator
EEly Kahn
MMike Rosengarten
RRobert Fly
RRoot Ventures
SSYN Ventures
TTwo Sigma Ventures
Companies like Nullify
MMindFort$3M Seed · Apr 2026
SSourcerySeries B+ · Sep 2025
SSeal Security$13M Series A · Jul 2025
CCrossbeam Partners
AAdaptive6$28M Series A · Jan 2026
CCodeGraphPre Seed · Jun 2026
Sources and API
Every amount links to the page it came from. * Estimated from an accelerator's published standard deal, not a company-specific disclosure. How Recent Funding sources and verifies funding data. The same data as JSON: /api/v1/companies/nullify (get a free API key).