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David Jemmett
Chief Executive Officer at
CERBERUS CYBER SENTINEL CORPORATION
Net worth: 1 M $ as of 2026-07-30
Profile
Mr. David G.
Jemmett is a Chairman & Chief Executive Officer at CISO Global, Inc. Mr. Jemmett was previously employed as a Chief Executive Officer & Director by GenResults LLC, a Chief Executive Officer by Nantcloud Services LLC, a Chief Technology Officer by NantWorks LLC, a President by Grant Houston LLC, a Chief Executive Officer by Hyperion, Inc., a Partner by Panther Racing LLC, a Chief Executive Officer by ClearData Communications, Inc., a President by Winstar Data Communications, a Chief Executive Officer by GoodNet, a Chief Executive Officer by GoodNet, and a Chief Operating Officer by Nant Holdings IP LLC.
He also served on the board at ClearData Networks, Inc.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
CISO GLOBAL, INC. 10.08% | 2026-06-12 | 4,567,468 ( 10.08% ) | 1 M $ | 2026-07-30 |
David Jemmett active positions
| Companies | Position | Start |
|---|---|---|
| CERBERUS CYBER SENTINEL CORPORATION | Chief Executive Officer | 2019-03-04 |
Former positions of David Jemmett
| Companies | Position | End |
|---|---|---|
GenResults LLC
 GenResults LLC Miscellaneous Commercial ServicesCommercial Services Provides security consulting services and technology solutions | Founder | 2017-12-31 |
Nantcloud Services LLC | Chief Executive Officer | 2014-11-30 |
NantWorks LLC
 NantWorks LLC Packaged SoftwareTechnology Services Develops and delivers technologies that accelerate to scientific discovery, enhance ground-breaking research and improve healthcare treatment | Chief Tech/Sci/R&D Officer | 2014-11-30 |
ClearData Networks, Inc.
 ClearData Networks, Inc. Information Technology ServicesTechnology Services Provides cloud compliance and security solution for healthcare | Chief Executive Officer | 2013-08-07 |
Grant Houston LLC
 Grant Houston LLC Wholesale DistributorsDistribution Services Sells granites and marbles | President | 2007-12-31 |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
32
1st degree connections
12
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 12 |
|---|---|
ClearData Networks, Inc.
ClearData Networks, Inc. Information Technology ServicesTechnology Services Provides cloud compliance and security solution for healthcare | Technology Services |
ClearData Communications, Inc.
 ClearData Communications, Inc. Specialty TelecommunicationsCommunications Provides data communications services, including application and server hosting, and Internet access | Communications |
GoodNet
 GoodNet Specialty TelecommunicationsCommunications Provides high capacity data communications services to Internet Service Providers | Communications |
Panther Racing LLC
 Panther Racing LLC Internet Software/ServicesTechnology Services Provides news, driver biographies, schedule, photographs and sponsor information | Technology Services |
Hyperion, Inc.
 Hyperion, Inc. Information Technology ServicesTechnology Services Provides systems integration and software engineering services | Technology Services |
NantWorks LLC
NantWorks LLC Packaged SoftwareTechnology Services Develops and delivers technologies that accelerate to scientific discovery, enhance ground-breaking research and improve healthcare treatment | Technology Services |
Winstar Data Communications | |
Nant Holdings IP LLC
 Nant Holdings IP LLC Nant Holdings IP LLC, also known as New Approaches to Neuroblastoma Therapy (Nant), is an international clinical trials consortium established in 2000. The company focuses on developing new treatments and biomarkers for relapsed/refractory high-risk neuroblastoma through early phase (1/2) clinical trials. Nant brings together a team of investigators from experienced pediatric oncology centers to identify promising treatment candidates, perform pre-clinical testing, and design and carry out early-phase testing of novel treatments. The company is based in Culver City, CA. | |
CISO Global, Inc.
 CISO Global, Inc. Information Technology ServicesTechnology Services Provides cyber security and consulting services | Technology Services |
GenResults LLC
GenResults LLC Miscellaneous Commercial ServicesCommercial Services Provides security consulting services and technology solutions | Commercial Services |
Nantcloud Services LLC | |
Grant Houston LLC
Grant Houston LLC Wholesale DistributorsDistribution Services Sells granites and marbles | Distribution Services |
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