Active Crisis Consulting Welcomes Richard W. Marianos Retired- Assistant Director Bureau of Alcohol, Tobacco, Firearms and Explosives

Richard W. Marianos

Retired- Assistant Director 

Bureau of Alcohol, Tobacco, Firearms and Explosives

Professor Georgetown University Washington DC

Member IACP

Member Police Executive Research Forum 



Active Crisis Consulting is pleased to welcome Richard W. Marianos to the team.  Mr. Marianos brings with him decades of leadership experience at the highest levels of Federal government.  His diverse experience and exceptional background will be an asset to ACC's commercial and government clients.  Our team is excited to work with Mr. Marianos and we are confident that he will be a tremendous addition to our consulting group.  


Biography of Richard Marianos


Richard Marianos is a senior law enforcement consultant, having served more than 27 years at the U.S. Bureau of Alcohol, Tobacco, Firearms and Explosives fighting violent crime.  He most recently served as Assistant Director in the Office of Public and Governmental Affairs, and as Special Agent in Charge ATF's Washington Field Division. 


Marianos began his career with ATF in September 1987 in the Chicago Field Division where he worked on complex-gang investigations. and was recognized as a national expert using the continuing criminal enterprise and RICO statues to dismantle some of the most dangerous street gangs in America. 


In 1997 Marianos was promoted to resident agent in charge of the Colorado Springs Field Office, Phoenix Field Division where he oversaw large-scale investigations into violent crime, to include outlaw motorcycle gangs, ethnic street gangs, and firearms trafficking organizations. In 1998 he was named Incident Commander and led ATF in the shooting investigation at Columbine High School in Littleton, Colorado. During this tour Marianos received two Distinguished Service medals and was ATF employee of the year.


In 2005, Marianos was promoted to deputy chief of the Public Affairs Division at national headquarters, and in 2008 became deputy chief of the Special Operations Division, overseeing five special response teams and operations throughout the country. 


Marianos was born in Chicago, Ill., and earned a Bachelor of Science degree in criminal justice from Northern Illinois University and a Masters in Police Executive Leadership in 2003 from University of Colorado. He is currently on staff at Georgetown University, where he teaches several advance Masters level courses for law enforcement executives worldwide.