![Simon Khalaf](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>)
Simon Khalaf
Chief Executive Officer at
Workforce as a Service, Inc.
Net worth: 4 M $ as of 2026-05-30
Profile
Simon Khalaf is the founder of Worldtalk Corp, JustOn, Inc. Currently, Mr. Khalaf is Chief Executive Officer at Workforce as a Service, Inc. starting in 2026 and Director at Mobile Marketing Association, Inc. Formerly, Mr. Khalaf was Chief Executive Officer & Director at Marqeta, Inc. from 2023 to 2025, Senior VP-Messaging, Voice, Video & Flex at Twilio, Inc. from 2019 to 2022, Vice President & General Manager at Micro Focus (US), Inc., President & Chief Executive Officer at Volera, Inc., President & Chief Executive Officer at Flurry, Inc., and President & Chief Executive Officer at Autonomic Networks, Inc. Education includes graduate studies at Syracuse University and undergraduate studies at American University of Beirut.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-04-14 | 993,121 ( 0.25% ) | 4 M $ | 2026-05-30 |
Simon Khalaf active positions
| Companies | Position | Start |
|---|---|---|
Mobile Marketing Association, Inc.
 Mobile Marketing Association, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a trade association for the mobile marketing value chain | Director/Board Member | - |
Workforce as a Service, Inc.
 Workforce as a Service, Inc. Packaged SoftwareTechnology Services Develops AI-powered labor platform to support your dynamic operations | Chief Executive Officer | 2026-02-24 |
Former positions of Simon Khalaf
| Companies | Position | End |
|---|---|---|
| MARQETA, INC. | Chief Executive Officer | 2025-02-23 |
| TWILIO INC. | Corporate Officer/Principal | 2022-06-30 |
Volera, Inc.
 Volera, Inc. Internet Software/ServicesTechnology Services Operates as a content networking platform | Chief Executive Officer | - |
Worldtalk Corp
 Worldtalk Corp Information Technology ServicesTechnology Services Develops, markets and supports directory based software solutions | Founder | - |
JustOn, Inc.
 JustOn, Inc. Internet Software/ServicesTechnology Services Provides file sharing and publishing services via the Internet | Founder | - |
Training of Simon Khalaf
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
52
1st degree connections
12
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 12 |
|---|---|
Micro Focus (US), Inc.
 Micro Focus (US), Inc. Packaged SoftwareTechnology Services Develops, implements and supports proprietary, mixed source and open source software | Technology Services |
Autonomic Networks, Inc.
 Autonomic Networks, Inc. Packaged SoftwareTechnology Services Provides network access control software solutions | Technology Services |
Flurry, Inc.
 Flurry, Inc. Packaged SoftwareTechnology Services Develops mobile application analytics and data-powered advertising platforms | Technology Services |
Twilio, Inc.
 Twilio, Inc. Packaged SoftwareTechnology Services Develops cloud-based communications platform | Technology Services |
Marqeta, Inc.
 Marqeta, Inc. Miscellaneous Commercial ServicesCommercial Services Engages in processing card payments with API platform and issuing credit cards | Commercial Services |
Worldtalk Corp
Worldtalk Corp Information Technology ServicesTechnology Services Develops, markets and supports directory based software solutions | Technology Services |
JustOn, Inc.
JustOn, Inc. Internet Software/ServicesTechnology Services Provides file sharing and publishing services via the Internet | Technology Services |
Syracuse University
 Syracuse University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
American University of Beirut
 American University of Beirut Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Volera, Inc.
Volera, Inc. Internet Software/ServicesTechnology Services Operates as a content networking platform | Technology Services |
Mobile Marketing Association, Inc.
Mobile Marketing Association, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a trade association for the mobile marketing value chain | Commercial Services |
Workforce as a Service, Inc.
Workforce as a Service, Inc. Packaged SoftwareTechnology Services Develops AI-powered labor platform to support your dynamic operations | Technology Services |
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