![Charles Ursini](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Charles Ursini
Founder at
SYSTEM1, INC.
Net worth: 388 882 $ as of 2026-05-30
Profile
Charles Ursini was the founder of System1 LLC, serving as Director since 2020, and founded System1, Inc. in 2013, holding the title of President, Chief Operating Officer & Director since 2024.
Former job at S1 Holdco LLC as Director.
Former job at Leaf Group Ltd. as Executive Vice President-Platforms from 2007 to 2013.
Education includes an MBA from the University of Southern California and an undergraduate degree from Washington State University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-04-14 | 100,585 ( 1.26% ) | 300 749 $ | 2026-05-30 | |
SYSTEM1, INC. 1.65% | 2026-04-14 | 29,476 ( 1.65% ) | 88 133 $ | 2026-05-30 |
Charles Ursini active positions
| Companies | Position | Start |
|---|---|---|
| SYSTEM1, INC. | Founder | 2012-12-31 |
Former positions of Charles Ursini
| Companies | Position | End |
|---|---|---|
System1 LLC
 System1 LLC Advertising/Marketing ServicesCommercial Services Operates as a marketing platform for keyword pay-per-click advertising | Founder | 2021-12-31 |
S1 Holdco LLC
 S1 Holdco LLC Packaged SoftwareTechnology Services Develops customer acquisition marketing platform | Director/Board Member | 2021-12-31 |
| LEAF GROUP LTD. | Corporate Officer/Principal | 2013-07-31 |
Training of Charles Ursini
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
22
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
University of Southern California
 University of Southern California Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Washington State University
 Washington State University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Leaf Group Ltd.
 Leaf Group Ltd. Internet Software/ServicesTechnology Services Operates as an online platform for social connections | Technology Services |
System1 LLC
System1 LLC Advertising/Marketing ServicesCommercial Services Operates as a marketing platform for keyword pay-per-click advertising | Commercial Services |
System1, Inc.
 System1, Inc. Packaged SoftwareTechnology Services Develops proprietary end-to-end responsive acquisition marketing platform | Technology Services |
S1 Holdco LLC
S1 Holdco LLC Packaged SoftwareTechnology Services Develops customer acquisition marketing platform | Technology Services |
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