![David Mack](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>)
David Mack
Director/Board Member at
INTELSAT S.A.
Net worth: 28 647 $ as of 2026-06-29
Profile
David John Mack is currently Director at Intelsat US LLC and Reorganized ISA SA. He is Director at BioXcel Therapeutics, Inc. since 2024.
He is a Member of the New York State Bar Association.
He is a Member of the Supervisory Board at Bulgarian American Credit Bank AD starting in 2026.
Former positions include Chief Executive Officer & Director at Opes Acquisition Corp.
from 2019 to 2020, Managing Director at Perry Capital LLC, Director at SpeedCast International Ltd., Independent Director at TerraForm Global, Inc., Director at Stoneway Capital Corp., and Counsel at Simpson Thacher & Bartlett LLP.
Education includes undergraduate and graduate degrees from The University of Sydney.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-01-08 | 20,317 ( 0.07% ) | 28 647 $ | 2026-06-29 |
David Mack active positions
| Companies | Position | Start |
|---|---|---|
| INTELSAT S.A. | Director/Board Member | - |
| BIOXCEL THERAPEUTICS, INC. | Director/Board Member | 2024-11-20 |
| BULGARIAN-AMERICAN CREDIT BANK AD | Director/Board Member | 2026-05-18 |
New York State Bar Association
 New York State Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as a bar association | Corporate Officer/Principal | - |
Intelsat US LLC
 Intelsat US LLC Specialty TelecommunicationsCommunications Provides space and satellite communication services | Director/Board Member | - |
Former positions of David Mack
| Companies | Position | End |
|---|---|---|
| OPES ACQUISITION CORP. | Chief Executive Officer | 2020-04-05 |
Stoneway Capital Corp.
 Stoneway Capital Corp. Financial ConglomeratesFinance Provides investment services | Director/Board Member | - |
| SPEEDCAST INTERNATIONAL LIMITED | Director/Board Member | - |
Simpson Thacher & Bartlett LLP
 Simpson Thacher & Bartlett LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | General Counsel | - |
| ░░░░░ ░░░░░░░ ░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of David Mack
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
78
1st degree connections
12
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 12 |
|---|---|
Bulgarian American Credit Bank AD
 Bulgarian American Credit Bank AD Regional BanksFinance Operates as international commercial bank | Finance |
Simpson Thacher & Bartlett LLP
Simpson Thacher & Bartlett LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Perry Capital LLC
 Perry Capital LLC Financial ConglomeratesFinance Provides investment services | Finance |
The University of Sydney
 The University of Sydney Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Intelsat US LLC
Intelsat US LLC Specialty TelecommunicationsCommunications Provides space and satellite communication services | Communications |
New York State Bar Association
New York State Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as a bar association | Commercial Services |
Reorganized ISA SA
 Reorganized ISA SA Major TelecommunicationsCommunications Operates as a satellite telecom network company | Communications |
SpeedCast International Ltd.
 SpeedCast International Ltd. Specialty TelecommunicationsCommunications Provides satellite communication services | Communications |
TerraForm Global, Inc.
 TerraForm Global, Inc. Alternative Power GenerationUtilities Owns and operates contracted clean power generation assets | Utilities |
Stoneway Capital Corp.
Stoneway Capital Corp. Financial ConglomeratesFinance Provides investment services | Finance |
BioXcel Therapeutics, Inc.
 BioXcel Therapeutics, Inc. BiotechnologyHealth Technology Operates as a biopharmaceutical company that develops transformative medicines in neuroscience and immuno-oncology | Health Technology |
Opes Acquisition Corp.
 Opes Acquisition Corp. Financial ConglomeratesFinance Operates as blank check company | Finance |
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