![David Thomas](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 Thomas
Director/Board Member at
HERITAGE-CRYSTAL CLEAN, INC
Profile
Mr. David F.
Thomas is a Partner at JF Lehman & Co., Inc. He is on the Board of Directors at Heritage-Crystal Clean, Inc., Lone Star Disposal LP, NorthStar Group Holdings LLC, PURIS LLC and Trident Maritime Systems, Inc. Mr. Thomas was previously employed as an Analyst by Credit Suisse Securities (USA) LLC (Broker) and a President by Trident Maritime Systems LLC.
He received his undergraduate degree from Yale University.
David Thomas active positions
| Companies | Position | Start |
|---|---|---|
| HERITAGE-CRYSTAL CLEAN, INC | Director/Board Member | 17/10/2023 |
JF Lehman & Co., Inc.
 JF Lehman & Co., Inc. Investment ManagersFinance JF Lehman invests in companies located in North America and the United Kingdom with an EBITDA of USD 15 - 150 million. The firm targets companies operating in the fields of defense, aerospace, maritime, government and environmental sectors. It provides financing for acquisition and add-on investments with an investment size of USD 75 - 750 million. | Private Equity Investor | 01/01/2013 |
Trident Maritime Systems, Inc.
 Trident Maritime Systems, Inc. Trucks/Construction/Farm MachineryProducer Manufacturing Engages in shipbuilding and installation of maritime solutions | Director/Board Member | - |
NorthStar Group Holdings LLC
 NorthStar Group Holdings LLC Engineering & ConstructionIndustrial Services Provides environmental remediation and demolition services | Director/Board Member | - |
Inland Pipe Rehabilitation LLC
 Inland Pipe Rehabilitation LLC Engineering & ConstructionIndustrial Services Provides underground pipe rehabilitation services | Director/Board Member | - |
Lone Star Disposal LP
 Lone Star Disposal LP TruckingTransportation Provides construction and demolition, municipal solid waste disposal and related environmental services | Director/Board Member | - |
Former positions of David Thomas
| Companies | Position | End |
|---|---|---|
Credit Suisse Securities (USA) LLC (Broker)
 Credit Suisse Securities (USA) LLC (Broker) Investment Banks/BrokersFinance Provides brokerage services | Analyst-Equity | 31/12/2009 |
Trident Maritime Systems LLC
 Trident Maritime Systems LLC Trucks/Construction/Farm MachineryProducer Manufacturing Engages in design, engineering and construction of ship systems | President | - |
Education of David Thomas
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
96
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Credit Suisse Securities (USA) LLC (Broker)
Credit Suisse Securities (USA) LLC (Broker) Investment Banks/BrokersFinance Provides brokerage services | Finance |
JF Lehman & Co., Inc.
JF Lehman & Co., Inc. Investment ManagersFinance JF Lehman invests in companies located in North America and the United Kingdom with an EBITDA of USD 15 - 150 million. The firm targets companies operating in the fields of defense, aerospace, maritime, government and environmental sectors. It provides financing for acquisition and add-on investments with an investment size of USD 75 - 750 million. | Finance |
Yale University
 Yale University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Heritage-Crystal Clean, Inc.
 Heritage-Crystal Clean, Inc. Miscellaneous Commercial ServicesCommercial Services Provides environmental and waste management services & operates waste recovery centers | Commercial Services |
Inland Pipe Rehabilitation LLC
Inland Pipe Rehabilitation LLC Engineering & ConstructionIndustrial Services Provides underground pipe rehabilitation services | Industrial Services |
Trident Maritime Systems LLC
Trident Maritime Systems LLC Trucks/Construction/Farm MachineryProducer Manufacturing Engages in design, engineering and construction of ship systems | Producer Manufacturing |
NorthStar Group Holdings LLC
NorthStar Group Holdings LLC Engineering & ConstructionIndustrial Services Provides environmental remediation and demolition services | Industrial Services |
Lone Star Disposal LP
Lone Star Disposal LP TruckingTransportation Provides construction and demolition, municipal solid waste disposal and related environmental services | Transportation |
Trident Maritime Systems, Inc.
Trident Maritime Systems, Inc. Trucks/Construction/Farm MachineryProducer Manufacturing Engages in shipbuilding and installation of maritime solutions | Producer Manufacturing |
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