Terrence M. Ryan
Profile
Terrence M.
Ryan formerly worked at Adroit Systems, Inc., as Chief Executive Officer from 1990 to 2003, SIAC Construction Ltd., as Group Finance Director, Mainstream Renewable Power Ltd., as Executive Director & Finance Director, Leidos, Inc., as Senior Vice President from 2005 to 2007, ManTech International Corp., as President & COO-Emerging Markets, Mercury Systems, Inc., as Senior Vice President, SRA International, Inc., as Vice President from 2003 to 2005, Arthur Andersen LLP, as Senior Manager from 1988 to 1998, Glen Dimplex Europe Holdings Ltd., as Chief Financial Officer from 1998 to 2001, Element Six (Pty) Ltd., as Principal from 1986 to 1988, and US Department of Defense (District of Columbia), as Principal.
Former positions of Terrence M. Ryan
| Companies | Position | End |
|---|---|---|
| MANTECH INTERNATIONAL CORPORATION | Corporate Officer/Principal | 31/01/2013 |
Leidos, Inc.
 Leidos, Inc. Information Technology ServicesTechnology Services Leidos, Inc. provides scientific, engineering, systems integration and technical services and solutions. It offers solutions and services that leverage the power of data analytics, systems integration, and cyber security across national security, health, and engineering markets. The company was founded by John Robert Beyster in June 1969 and is headquartered in Reston, VA. | Corporate Officer/Principal | 30/04/2007 |
SRA International, Inc.
 SRA International, Inc. Information Technology ServicesTechnology Services SRA International, Inc. provides technology and strategic consulting services and solutions. It offers information technology solutions and professional services that enable mission performance, improve efficiency of operations or reduce operating costs. The firm’s information technology service offerings include infrastructure services, software development, systems integration, cyber security, cloud computing, business intelligence, data analytics and mobile solutions. The company also provides mission-specific domain expertise in areas such as intelligence analysis, energy and environmental consulting, enterprise logistics and bioinformatics. The company was founded by Ernst Volgenau in 1978 and is headquartered in Fairfax, VA. | Corporate Officer/Principal | 31/12/2004 |
Adroit Systems, Inc.
 Adroit Systems, Inc. Engineering & ConstructionIndustrial Services Adroit Systems, Inc. (ASI) used to provide engineering, technical and scientific research & development for the US government. It was leading provider of C4ISR (command, control, communications, computers, intelligence, surveillance and reconnaissance) services to US intelligence and defense organizations. ASI's areas of expertise include communications engineering, modeling, simulation, analysis, systems integration, software development and database services. The company was located in Alexandria, VA | President | 31/12/2002 |
Glen Dimplex Europe Holdings Ltd.
 Glen Dimplex Europe Holdings Ltd. Building ProductsProducer Manufacturing Glen Dimplex Group engages in the manufacture of electrical heating appliances and provision of renewable energy solutions. It offers domestic appliances and heating and ventilation products. The company was founded by Martin Lawrence Naughton in 1973 and is headquartered in Dublin, Ireland. | Director of Finance/CFO | 31/12/2000 |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| MERCURY SYSTEMS, INC. | Electronic Technology |
| Private companies | 10 |
|---|---|
SIAC Construction Ltd.
 SIAC Construction Ltd. HomebuildingConsumer Durables SIAC Construction Ltd. provides construction services. The company offers residential, commercial, industrial, property development, and engineering projects services. It has operations across Ireland and the United Kingdom. The company was founded in 1913 and is headquartered in Dublin, Ireland | Consumer Durables |
Leidos, Inc.
Leidos, Inc. Information Technology ServicesTechnology Services Leidos, Inc. provides scientific, engineering, systems integration and technical services and solutions. It offers solutions and services that leverage the power of data analytics, systems integration, and cyber security across national security, health, and engineering markets. The company was founded by John Robert Beyster in June 1969 and is headquartered in Reston, VA. | Technology Services |
SRA International, Inc.
SRA International, Inc. Information Technology ServicesTechnology Services SRA International, Inc. provides technology and strategic consulting services and solutions. It offers information technology solutions and professional services that enable mission performance, improve efficiency of operations or reduce operating costs. The firm’s information technology service offerings include infrastructure services, software development, systems integration, cyber security, cloud computing, business intelligence, data analytics and mobile solutions. The company also provides mission-specific domain expertise in areas such as intelligence analysis, energy and environmental consulting, enterprise logistics and bioinformatics. The company was founded by Ernst Volgenau in 1978 and is headquartered in Fairfax, VA. | Technology Services |
Adroit Systems, Inc.
Adroit Systems, Inc. Engineering & ConstructionIndustrial Services Adroit Systems, Inc. (ASI) used to provide engineering, technical and scientific research & development for the US government. It was leading provider of C4ISR (command, control, communications, computers, intelligence, surveillance and reconnaissance) services to US intelligence and defense organizations. ASI's areas of expertise include communications engineering, modeling, simulation, analysis, systems integration, software development and database services. The company was located in Alexandria, VA | Industrial Services |
| US Department of Defense (District of Columbia) | Government |
Glen Dimplex Europe Holdings Ltd.
Glen Dimplex Europe Holdings Ltd. Building ProductsProducer Manufacturing Glen Dimplex Group engages in the manufacture of electrical heating appliances and provision of renewable energy solutions. It offers domestic appliances and heating and ventilation products. The company was founded by Martin Lawrence Naughton in 1973 and is headquartered in Dublin, Ireland. | Producer Manufacturing |
Arthur Andersen LLP
 Arthur Andersen LLP Miscellaneous Commercial ServicesCommercial Services Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL. | Commercial Services |
Element Six (Pty) Ltd.
 Element Six (Pty) Ltd. Precious MetalsNon-Energy Minerals Element Six (Pty) Ltd. provides cutting, grinding, drilling and polishing of metals, concrete, glass and other material. The company was founded in 1946 and is headquartered in Springs, South Africa. | Non-Energy Minerals |
ManTech International Corp.
 ManTech International Corp. Aerospace & DefenseElectronic Technology ManTech International Corp. engages in the provision of information technology and technical services solutions. It also offers cyber security, software and systems development, enterprise information technology, multi-disciplined intelligence, program protection and mission assurance, system engineering, test and evaluation, command, control, communications, computers, intelligence, training, supply chain, and management consulting. The company was founded by George J. Pedersen in 1968 and is headquartered in Herndon, VA. | Electronic Technology |
Mainstream Renewable Power Ltd.
 Mainstream Renewable Power Ltd. Alternative Power GenerationUtilities Mainstream Renewable Power Ltd. develops, finances, constructs, and operates renewable energy plants for global consumer brands like IKEA, utilities, and investment companies. It develops onshore and offshore wind and solar projects. The company was founded by Eddie O'Connor and Fintan Whelan in February 2008 and is headquartered in Dublin, Ireland. | Utilities |
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