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James Mannebach
Director/Board Member at
VELAN INC.
Net worth: 34 125 $ as of 31/05/2026
Profile
James A. Mannebach is currently Chief Executive Officer at Power-Sonic Holdings LLC since 2017.
He is Director at Velan, Inc. starting in 2026, Director at AMS Automotive LLC, and Director at Power-Sonic Europe Ltd. since 2017.
Former roles include Group President & Chief Executive Officer at IMI Plc, Chief Executive Officer & Director at The Power-Sonic Corp., Group Vice President-Industrial Technology at Roper Technologies, Inc., and Managing Partner at Blackbird Group LLC.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
VELAN INC. 0.05% | 31/12/2025 | 3,000 ( 0.05% ) | 34 125 $ | 31/05/2026 |
James Mannebach active positions
| Companies | Position | Start |
|---|---|---|
| VELAN INC. | Director/Board Member | 15/06/2026 |
Power-Sonic Europe Ltd.
 Power-Sonic Europe Ltd. Electrical ProductsProducer Manufacturing Manufactures storage batteries | Director/Board Member | 21/11/2017 |
AMS Automotive LLC
 AMS Automotive LLC Wholesale DistributorsDistribution Services Supplies automotive parts | Director/Board Member | - |
Power-Sonic Holdings LLC
 Power-Sonic Holdings LLC Financial ConglomeratesFinance Functions as investment holding company | Chief Executive Officer | 05/12/2017 |
Former positions of James Mannebach
| Companies | Position | End |
|---|---|---|
The Power-Sonic Corp.
 The Power-Sonic Corp. Electrical ProductsProducer Manufacturing Designs, manufactures and distributes storage batteries | Chief Executive Officer | - |
| IMI PLC | Chief Executive Officer | 01/03/2009 |
| ROPER TECHNOLOGIES, INC. | Chief Tech/Sci/R&D Officer | 01/09/2004 |
Blackbird Group, LLC
 Blackbird Group, LLC Investment ManagersFinance Operates as a private equity firm | Corporate Officer/Principal | - |
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
14
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Roper Technologies, Inc.
 Roper Technologies, Inc. Packaged SoftwareTechnology Services Design and develop software & engineered products | Technology Services |
Velan, Inc.
 Velan, Inc. Industrial MachineryProducer Manufacturing Engages in the business of designing, manufacturing and marketing industrial valves | Producer Manufacturing |
IMI Plc
 IMI Plc Industrial MachineryProducer Manufacturing Provides innovative engineering solutions | Producer Manufacturing |
The Power-Sonic Corp.
The Power-Sonic Corp. Electrical ProductsProducer Manufacturing Designs, manufactures and distributes storage batteries | Producer Manufacturing |
AMS Automotive LLC
AMS Automotive LLC Wholesale DistributorsDistribution Services Supplies automotive parts | Distribution Services |
Power-Sonic Holdings LLC
Power-Sonic Holdings LLC Financial ConglomeratesFinance Functions as investment holding company | Finance |
Blackbird Group, LLC
Blackbird Group, LLC Investment ManagersFinance Operates as a private equity firm | Finance |
Power-Sonic Europe Ltd.
Power-Sonic Europe Ltd. Electrical ProductsProducer Manufacturing Manufactures storage batteries | Producer Manufacturing |
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