Dave Duffield
Founder at
WORKDAY INC.
Net worth: 4 476 M $ as of 2026-06-29
Profile
Mr. David A. Duffield is a Chief Executive Officer at Ridgeline, Inc., a Chairman-Emeritus at Workday, Inc. and a Chairman at Workday GmbH. He is on the Board of Directors at Workday, Inc. and Workday Foundation. Mr. Duffield was previously employed as a Founder by The Duffield Family Foundation, a Chairman, President & Chief Executive Officer by PeopleSoft, Inc., and an Executive Council Member by Longworth Management Co., Inc. He also served on the board at Tidemark Systems, Inc. He received his undergraduate degree from Cornell University and an MBA from Cornell University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
WORKDAY, INC. CLASS B 61.79% | 2026-07-08 | 36,453,834 ( 61.79% ) | 4 463 M $ | 2026-06-29 |
| 2026-07-08 | 105,049 ( 0.05% ) | 13 M $ | 2026-06-29 |
Latest news about Dave Duffield
Dave Duffield active positions
| Companies | Position | Start |
|---|---|---|
| WORKDAY INC. | Founder | 2005-02-28 |
Workday Foundation | Director/Board Member | - |
Ridgeline, Inc.
 Ridgeline, Inc. HomebuildingConsumer Durables Ridgeline, Inc. is a private company based in Washburn, TN. The company was founded in 1956. | Chief Executive Officer | 2017-12-31 |
Workday GmbH
 Workday GmbH Packaged SoftwareTechnology Services Develops enterprise cloud software applications for financial and HR solutions | Founder | 2005-01-31 |
Workday BV
 Workday BV Packaged SoftwareTechnology Services Develops cloud application for finance and HR | Founder | 2005-01-31 |
Ridgeline, Inc. (Nevada)
 Ridgeline, Inc. (Nevada) Packaged SoftwareTechnology Services Develops AI platform for investment management industry | Founder | - |
Former positions of Dave Duffield
| Companies | Position | End |
|---|---|---|
PeopleSoft, Inc.
 PeopleSoft, Inc. Packaged SoftwareTechnology Services Develops and markets business management software | Chief Executive Officer | 1999-08-31 |
The Duffield Family Foundation
 The Duffield Family Foundation Internet Software/ServicesTechnology Services Operates a network to no kill animal shelters that work with community collaborations of veterinarians and rescue groups | Founder | - |
Tidemark Systems, Inc.
 Tidemark Systems, Inc. Packaged SoftwareTechnology Services Provides cloud-based analytics platform | Director/Board Member | - |
| ░░░░░░░░░ ░░░░░░░░░░ ░░░░ ░░░░ | ░░░░░░░ ░░░░░░ ░░░░░░░░ | - |
Training of Dave Duffield
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
72
1st degree connections
11
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 11 |
|---|---|
PeopleSoft, Inc.
PeopleSoft, Inc. Packaged SoftwareTechnology Services Develops and markets business management software | Technology Services |
Tidemark Systems, Inc.
Tidemark Systems, Inc. Packaged SoftwareTechnology Services Provides cloud-based analytics platform | Technology Services |
Longworth Management Co., Inc.
 Longworth Management Co., Inc. Investment ManagersFinance Longworth Management seeks investment opportunities in companies located in the United States. The firm targets companies operating in the fields of internet & digital media, systems & infrastructure and business internet. It provides financing for seed, early and growth stage capital requirements with an investment size of USD 2 to 3 million. It acts as lead or co-lead investor. It makes co-investments and also takes a board seat. | Finance |
Cornell University
 Cornell University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Workday, Inc.
 Workday, Inc. Information Technology ServicesTechnology Services Provides software based enterprise business solutions | Technology Services |
Ridgeline, Inc.
Ridgeline, Inc. HomebuildingConsumer Durables Ridgeline, Inc. is a private company based in Washburn, TN. The company was founded in 1956. | Consumer Durables |
Workday Foundation | |
Workday BV
Workday BV Packaged SoftwareTechnology Services Develops cloud application for finance and HR | Technology Services |
Workday GmbH
Workday GmbH Packaged SoftwareTechnology Services Develops enterprise cloud software applications for financial and HR solutions | Technology Services |
The Duffield Family Foundation
The Duffield Family Foundation Internet Software/ServicesTechnology Services Operates a network to no kill animal shelters that work with community collaborations of veterinarians and rescue groups | Technology Services |
Ridgeline, Inc. (Nevada)
Ridgeline, Inc. (Nevada) Packaged SoftwareTechnology Services Develops AI platform for investment management industry | Technology Services |
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