System1
System1 connects high intent customers with advertisers at scale
- Total raised
- $1.1B
- Latest round
- Post-IPO Debt
- Employees
- 301
About System1
System1 is a brand based in Marina del Rey, CA that operates the most dynamic Responsive Acquisition Marketing Platform. Our goal is to connect high-intent customers with advertisers at scale. Our Responsive Acquisition Marketing Platform (RAMP) is powered by our best-in-class technology and data science. RAMP is designed to be omni-channel and omni-vertical, while also prioritizing privacy. With RAMP, we build powerful brands across various consumer verticals, develop and grow our suite of privacy-focused products, and deliver high-intent customers to our advertising partners. As a technology company, our team includes over 500 talented individuals, including engineers, product managers, data scientists, and buy and sell-side experts. We are a growing company with a global presence, driven by a growth mindset and ambitious goals. Join us if you share our passion and want to be part of our innovative and exciting journey. Visit our website to explore current openings and learn more about our company.
Funding & revenue at System1
How well capitalized the business is — useful context before you scope a fractional engagement or negotiate a rate.
Total capital raised
$1.1B
4 known investors
Latest round
Post-IPO Debt · $150M
Jun 2026
Investors
Growth signals
How fast System1 is adding people, roles, and audience.
Employees
301
Reported band 201-500
LinkedIn followers
23.5K
+2.1% year over year
Headcount change
- MoM
- 0%
- QoQ
- -0.3%
- 6mo
- -8.8%
- YoY
- -12.5%
- 2yr
- -20.2%
0 people
-1 people
-29 people
-43 people
-76 people
Team composition
Where System1 concentrates its people — a read on which function a fractional leader would plug into.
By function
- Engineering6622%
- Marketing3010%
- Information Technology2910%
- Operations289%
- Business Development227%
- Product Management155%
- Accounting134%
- Human Resources134%
By region
- United States236
- California, United States129
- Los Angeles Metropolitan Area114
- Los Angeles, CA63
- Washington, United States33
- Greater Seattle Area31
Inside System1
What the business focuses on, where it operates, and how employees rate it.
Categories
Markets
Offices
- 10800 NE 8th St, Bellevue, Washington, 98004, US
- 9 Edinburgh Rd S, Guelph, Ontario, N1H 5N8, CA
Jobs
0No open roles right now — view past roles below
Funding, revenue, headcount, and hiring figures are third-party estimates from public sources and are not confirmed by the company. Last refreshed August 16, 2026.
About this page
This company page is automatically generated based on publicly available job postings. Company information is sourced from publicly available data and may not be complete. If you represent System1, you can claim this page to manage and enhance it.