David Rattner
Director/Board Member at HERITAGE-CRYSTAL CLEAN, INC
Profile
David Leonard Rattner is currently a Director at Heritage-Crystal Clean, Inc. and Trident-Callenberg Holdco UK Ltd.
He is also an MD-Legal, Administration & Compliance at JF Lehman & Co., Inc. Additionally, he is a Member of The District of Columbia Bar and the Pennsylvania State Bar Association.
Previously, he worked as a Principal at MCI, Inc., a Senior Attorney at Caterair International Corp., and as Secretary & General Counsel at OAO Technology Solutions, Inc. He also served as an Associate at Skadden, Arps, Slate, Meagher & Flom LLP and as Vice President & General Counsel at SkyOnline, Inc. Mr. Rattner obtained his undergraduate degree from Georgetown University in 1986 and his doctorate degree from the University of Pittsburgh Law School in 1989.
David Rattner active positions
| Companies | Position | Start |
|---|---|---|
| HERITAGE-CRYSTAL CLEAN, INC | Director/Board Member | 2023-10-16 |
| Pennsylvania State Bar Association | Corporate Officer/Principal | - |
The District of Columbia Bar
 The District of Columbia Bar Miscellaneous Commercial ServicesCommercial Services The District of Columbia Bar provides legal services. The private company is based in Washington. | Corporate Officer/Principal | - |
JF Lehman & Co., Inc.
 JF Lehman & Co., Inc. Investment ManagersFinance J.F. Lehman & Co. (JF Lehman) is a private equity firm founded by John Francis Lehman, Donald Glickman and Keith E. Oster in 1992. The firm is headquartered in New York with an additional office in Arlington, Virginia. | Compliance Officer | 2011-10-31 |
Trident-Callenberg Holdco UK Ltd.
 Trident-Callenberg Holdco UK Ltd. Financial ConglomeratesFinance Part of Trident Maritime Systems LLC, Trident-Callenberg Holdco UK Ltd. functions as an investment holding private company. The company is based in London, UK and was founded in 2016. | Director/Board Member | 2016-09-05 |
Former positions of David Rattner
| Companies | Position | End |
|---|---|---|
OAO Technology Solutions, Inc.
 OAO Technology Solutions, Inc. Information Technology ServicesTechnology Services OAO Technology Solutions, Inc. (OAOT) is a global leader in IT solutions and services for Fortune 500 corporations, Government agencies and global outsourcing firms. Its core capabilities include Application Outsourcing, Data Center and Infrastructure Management and Staffing Solutions. Originally a division of the former OAO Corp. founded in 1973, OAO Technology Solutions, Inc. spun off in 1996 to focus exclusively on providing IT services. OAOT is a dynamic business offering comprehensive IT solutions for its customers through its highly skilled technology and engineering professionals. With 1,600 employees worldwide, OAOT is a privately held, global company headquartered in Greenbelt, MD. Its locations include the United States, Canada, United Kingdom, France, Germany, Belgium, Italy and Denmark. | General Counsel | 2010-04-01 |
Skadden, Arps, Slate, Meagher & Flom LLP
 Skadden, Arps, Slate, Meagher & Flom LLP Miscellaneous Commercial ServicesCommercial Services Skadden, Arps, Slate, Meagher & Flom LLP provides legal advisory services. Its practice areas include mergers and acquisitions, finance, litigation, corporate finance, insurance, tax, labor and employment, political law, private equity, corporate, antitrust, white collar crime, international, regulatory, and legislation. The company was founded by Marshall Skadden, John Slate, and Les Arps in 1948 and is headquartered in New York, NY. | Corporate Officer/Principal | - |
SkyOnline, Inc.
 SkyOnline, Inc. Specialty TelecommunicationsCommunications SkyOnline, Inc. provided telecommunications services. The company was founded by Claude Burgio in 1999 and was headquartered in Mclean, VA. | General Counsel | - |
MCI, Inc.
 MCI, Inc. Major TelecommunicationsCommunications MCI, Inc. provides telecommunication services. It serves thousands of businesses and government entities throughout the world and provides voice, data and Internet communication services for millions of customers. The company is located in Ashburn, VA | Corporate Officer/Principal | - |
| ░░░░░░░░ ░░░░░░░░░░░░░ ░░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of David Rattner
| Georgetown University | Undergraduate Degree |
| University of Pittsburgh Law School | Doctorate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
MCI, Inc.
MCI, Inc. Major TelecommunicationsCommunications MCI, Inc. provides telecommunication services. It serves thousands of businesses and government entities throughout the world and provides voice, data and Internet communication services for millions of customers. The company is located in Ashburn, VA | Communications |
Caterair International Corp.
 Caterair International Corp. RestaurantsConsumer Services Part of Aurelius Group, Caterair International Corp. is an American company that operates hotels and restaurants. The private company is based in MD. Caterair International was acquired by Onex Food Services, Inc., a subsidiary of Aurelius Group from Caterair Holdings Corp on October 04, 1995 for $50 million. | Consumer Services |
OAO Technology Solutions, Inc.
OAO Technology Solutions, Inc. Information Technology ServicesTechnology Services OAO Technology Solutions, Inc. (OAOT) is a global leader in IT solutions and services for Fortune 500 corporations, Government agencies and global outsourcing firms. Its core capabilities include Application Outsourcing, Data Center and Infrastructure Management and Staffing Solutions. Originally a division of the former OAO Corp. founded in 1973, OAO Technology Solutions, Inc. spun off in 1996 to focus exclusively on providing IT services. OAOT is a dynamic business offering comprehensive IT solutions for its customers through its highly skilled technology and engineering professionals. With 1,600 employees worldwide, OAOT is a privately held, global company headquartered in Greenbelt, MD. Its locations include the United States, Canada, United Kingdom, France, Germany, Belgium, Italy and Denmark. | Technology Services |
JF Lehman & Co., Inc.
JF Lehman & Co., Inc. Investment ManagersFinance J.F. Lehman & Co. (JF Lehman) is a private equity firm founded by John Francis Lehman, Donald Glickman and Keith E. Oster in 1992. The firm is headquartered in New York with an additional office in Arlington, Virginia. | Finance |
Skadden, Arps, Slate, Meagher & Flom LLP
Skadden, Arps, Slate, Meagher & Flom LLP Miscellaneous Commercial ServicesCommercial Services Skadden, Arps, Slate, Meagher & Flom LLP provides legal advisory services. Its practice areas include mergers and acquisitions, finance, litigation, corporate finance, insurance, tax, labor and employment, political law, private equity, corporate, antitrust, white collar crime, international, regulatory, and legislation. The company was founded by Marshall Skadden, John Slate, and Les Arps in 1948 and is headquartered in New York, NY. | Commercial Services |
SkyOnline, Inc.
SkyOnline, Inc. Specialty TelecommunicationsCommunications SkyOnline, Inc. provided telecommunications services. The company was founded by Claude Burgio in 1999 and was headquartered in Mclean, VA. | Communications |
Heritage-Crystal Clean, Inc.
 Heritage-Crystal Clean, Inc. Environmental ServicesIndustrial Services Heritage-Crystal Clean, Inc. engages in the provision of parts cleaning and waste management services to the manufacturing and vehicle service sectors. It operates through the Environmental Services, and Oil Business segments. The Environmental Services segment includes parts cleaning, containerized waste management, vacuum truck services, antifreeze recycling activities, and field services. The Oil Business segment consists of used oil collection, recycled fuel oil sales, used oil re-refining activities, and used oil filter removal and disposal services. The company was founded by Joseph Chalhoub in 1999 and is headquartered in Hoffman Estates, IL. | Industrial Services |
The District of Columbia Bar
The District of Columbia Bar Miscellaneous Commercial ServicesCommercial Services The District of Columbia Bar provides legal services. The private company is based in Washington. | Commercial Services |
| Pennsylvania State Bar Association | |
Trident-Callenberg Holdco UK Ltd.
Trident-Callenberg Holdco UK Ltd. Financial ConglomeratesFinance Part of Trident Maritime Systems LLC, Trident-Callenberg Holdco UK Ltd. functions as an investment holding private company. The company is based in London, UK and was founded in 2016. | Finance |
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