Executive Team

James T. Barry

Mr. Barry was named President of the company on April 14, 2003 and Chief Executive Officer on February 1, 2003. Since he joined the company in 1998, Mr. Barry has held the positions of Chief Operating Officer, Chief Financial Officer, Secretary, and Executive Vice President. From 1989 to 1998, he was with Dianon Systems, Inc., most recently as Vice President of Marketing. Prior to Dianon, Mr. Barry was an officer in the United States Marine Corps.


Dr. James A. Cole

Dr. Cole currently serves as Senior Vice President and Director of Research and Development of the company. He earned a Ph.D. in physics from Johns Hopkins University in 1966. He is a current member of the American Association for the Advancement of Science, the American Physics Society, the Association for Computing Machinery, the Institute of Electrical and Electronic Engineers and IEEE Computer Society. Dr. Cole has been with the company since 1974. 


Jeffrey P. Devaney

Mr. Devaney joined the company as Chief Financial Officer and Secretary on June 14, 2004. Prior to joining the company, he was the Chief Financial Officer at Cierant Corporation from 2002 to 2004.  From 2000 to 2001, he was a Controller at SageMaker, Inc. From 1995 to 2000 he was the Controller at Information Management Associates, Inc. 


Ron Dunsky

Mr. Dunsky was named Vice President of Marketing on May 21, 2003. He joined the company in 2001, and initially served as Director of Marketing and New Product Development. Prior to joining the company, Mr. Dunsky was a Senior Aviation Producer with the New York bureau of ABCNews.com from 2000 to 2001. Prior to ABCNews.com, he was a Senior Aviation Producer with the New York bureau of CNN from 1995 to 2000.  


Tina W. Jonas

Ms. Jonas joined the company in July 2010 as Executive Vice President of Operations from Sikorsky Aircraft Corporation where she worked as Director, Operations Planning and Analysis. She previously served as Undersecretary of Defense, Comptroller and Chief Financial Officer for the Department of Defense (DOD). Before joining DOD, she served as Assistant Director and Chief Financial Officer for the Federal Bureau of Investigation.


John R. Keller

Mr. Keller has been with the company since its inception in 1967 as one of the co-founders. He received his bachelor's and master's degrees in engineering from New York University in 1960 and 1962, respectively. Mr. Keller currently serves as Executive Vice President of the company.


Matthew H. Marcella

Mr. Marcella was named Vice President of Software Development on January 15, 2003. He joined the company in 2001 from Cityspree Inc., where he served as lead software architect from 2000 to 2001. From 1999 to 2000, he was a Vice President at Deutsche Bank and Nomura Securities. From 1996 to 1999, he was a technical officer at UBS Securities.


Thomas J. O'Halloran

Mr. O’Halloran was named Vice President on July 6, 2010.  He joined the company in 2005 as Director, Business Development.  Prior to joining PASSUR, Mr. O’Halloran served in the Armed Forces as a Military Aviator, with combat service in Iraq and Central America. After his military career, Mr. O'Halloran was employed as a Sales and Marketing Representative for an international paper company. He also has flown for a major airline and served as Captain for a Forutune 50 flight department. He continues to manage and fly actively a Gulfstream jet as a Captain and holds an Airline Transport Rating in both fixed wing and helicopters.


Thomas White

Mr. White was named Vice President of Air Traffic Management on July 6, 2010. He joined the company in 2007 as a consultant and in 2008 became an employee and the Director of Air Traffic Management. Prior to joining the company, Mr. White spent 32 years in government service with the FAA and the U.S. Military. Between 2002 and 2007 he was a Senior Manager for the FAA in New York. Before the FAA, he was also a US Army Special Ops helicopter pilot serving with TF 160th.