Thomas E. Fischer

City of Milwaukee Police Detective (Retired)​

Professional Profile

Thomas E. Fischer is a career detective whose experience includes 30+ years with The Milwaukee Police Department.  Extensive professional field experience and expertise includes; White Collar Crime, Homicide and Armed Robbery investigation.   Managerial and Administrative proficiencies include labor contract negotiation with the City of Milwaukee. Vice President and Chief lobbyist for the Milwaukee Police Association at the City and State levels.

Professional Experience and Qualifications

2006-2010 Vice President of the Milwaukee Police Association/Chief Lobbyist/Board of Directors City of Milwaukee Pension System 
1998-2006 Detective in the Robbery, White Collar Crime, and Homicide Unit
1991-1998 Detective/Police Officer – Robbery Task Force
1982-1991 Police Officer, District 4 and District 7, Milwaukee, WI.

Qualified as an expert in police procedure, techniques and investigations in State of Wisconsin v. Robert Smith, Jefferson County Case Number 14-CF-310.

National Accredited as a Certified Legal Investigator, through the National Assoc. of Legal Investigators in June of 2017.  Certification is based on investigative experience,written and oral examination, ethics interview and published work.  Currently this title is held by less than 75 Investigators Worldwide

2007 Harvard Law School Cambridge, MA Police Union Leadership   
2006 AELE Law Enforcement Legal Center Las Vegas, NV Employment and Labor Law Course

2006 International Union of Police Association Sarasota, FL Pension Benefits.

1979 – 1983 --Milwaukee Area Technical College Milwaukee, WI Police Science

2016 WI. SPD Working as a Team to Investigative Cases:  An Institute For Attorneys and Investigators (one week course)

2017 NALI Training Conference in Alexander VA.

2011 to current year- PAWLI Yearly training conferences.

Key Career Accomplishments

  • Homicide Unit: Extensive training in homicide, suicide and suspicious deaths in the City ofMilwaukee. Supported the investigation of police officer critical incidents, i.e. shootings and in custody deaths.
  • White Collar Crime Unit: Provided extensive communication and interaction with major financial institutions, various outside local and federal jurisdictions, and a variety of citizens both within and outside the City of Milwaukee.
  • Managed numerous investigations including, forgeries, issue of worthless checks, identity theft, and theft by fraud, employee theft, embezzlement, computer crimes, and financial transaction card crimes.
  • Developed and implemented Rules, Regulations and Standard Operating Procedures for the White Collar Crime Unit. 
  • Media spokesmen for the White Collar Crimes Unit which includes providing several Identity Theft and Forgery seminars and speeches to various civic groups, law enforcement agencies, and both the print and television media.
  • Responsible for the conducting of White Collar Crime training to all members of the Milwaukee Police Department which includes in-service and new detective training. Lead relationship management at a financial institution including customer accounting.
  • Responsible for Identity Theft and Forgery search warrants while assisting other officers and detectives in obtaining subpoenas, court orders, and preparing White Collar crime offenses for prosecution.
  • Armed Robbery Unit:  Investigation of bank robberies, business robberies, and street robberies throughout the City of Milwaukee.
  • Investigation of residential and business burglaries throughout the City of Milwaukee.
  • Organized robbery stakeouts for financial institutions and businesses throughout the City ofMilwaukee.
  • Assisted the District Attorney’s office in prosecution of homicide, robbery, burglary, and numerous other felony/misdemeanor cases.
  • Recipient of 51 meritorious arrests.
  • Four commendations from the City of Milwaukee Police Department. 
  • Two commendations from the FBI.

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Randolph Olson

Police Lieutenant (retired)

Olson has 36 years of experience in the law enforcement field, with the last thirty spent  serving on the Milwaukee WI Police Department.  During his career at Milwaukee PD, Olson worked uniform and plainclothes as a Police Officer for 11 years in some of the busier areas of Milwaukee while routinely responding to everything from felonies to misdemeanors.  

Following promotion to Detective, Olson earned assignment to the Milwaukee Police Homicide Unit for 15 years investigating a multitude of high profile cases.   He maintained his reputation for hard work, thorough scene and interview investigation, keen interrogation skills, reliable courtroom testimony, and clearance of cases through teamwork.  

As a Lieutenant, Olson supervised the late shift Homicide Unit for two years before moving to the Organized Crime Unit, and ultimately a federal drug task force where he supervised a covert surveillance unit.

During his tenure with MPD he was the recipient of several departmental awards for bravery and meritorious service for action taken, investigations and arrests.   Past training has included numerous federal, state, and privately sponsored training sessions in some of the following areas: profiling, cold case and DNA investigation, death investigations, interrogation techniques, crime scene processing, officer related events, surveillance, and weapons training.  

In 2011, Olson added to his previous experience and training in surveillance and counter surveillance by completing a course in covert surveillance offered through Trojan Securities International (

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About Us

Thomas Fischer

​​Investigations LLC​

Steven Gabrish  

Police Lieutenant (Retired)   

Professional Profile

Career Summary:
Experienced, versatile, tenacious, with excellent verbal and written communications skills. Steven Gabrish has an impressive record of accomplishments in the area of evidence management and investigations. Held leadership investigations positions within the City of Milwaukee Police Department. Awarded citations for bravery and outstanding police work as well as Educational Certifications and Achievement Citations. 

Professional Experience:

Milwaukee Police Department, Milwaukee, WI.

Police Lieutenant May 2010-November 2016

Octavio "Otto" Delgado

City of Milwaukee Police Detective (retired)

Professional Profile

  • 1986-2014 Milwaukee Police Department.
  • Detective having experience in Criminal/Misdemeanor/Civil/Gang/Narcotic /Fraud Investigator, City of Milwaukee Police Department.
  • Handled numerous investigations regarding drug cases.  Extensive experience in undercover assignment, conducting surveillance along while with the MPD besides with other Federal/State Agencies.
  • Extensive experience in interrogations/interviews of witnesses and suspects.
  • Experience in obtaining search warrants on numerous felony type investigations and how they are obtained by Law Enforcement. 
  • Experience in State/Federal Drug Investigations in WI. and throughout the United States, that included transportation by use of trains, autos and mail system.
  • Certified on the use and training of drug  detection dogs. 
  • Extensive experience testifying in Municipal and Circuit court, as well as in civil proceedings and depositions.
  • Conducting Training of Law Enforcement Personal in Narcotics Investigations.

Professional Accolades 

  • Awarded the Milwaukee Police Departments  Captain Award.
  • Numerous Chief Commendations for investigation beyond the call of duty.
  • Recognized by the citizens of WI by way of Citizen Commendations..

Specialized Training

2002 -2007 Experience as a Licensed Real Estate Realtor, which consisted of inspection of buildings for code violations and writing legal contracts.

Worked for a Private Company that conducted criminal investigations in WI., IL. and TX., for those State Agencies.

  • Ethics/Integrity Training.
  • Leadership in Police Originations
  • Fraud Investigation Training.
  • International Narcotics Interdiction Trafficking.
  • Criminal Intelligence Investigations
  • Active Shooter Investigations.
  • Pharmaceutical and Drug Division Training
  • Hate Crimes and Extremists Group Training
  • Anti-Gang Training
  • Major Vehicular Accident Investigations.
  • Emotional Survival Training.
  • Laser Speed Detection Operator  
  • Trained in Crime Scene Processing for First Responders.
  • Tactual Communications Training.  
  • Coordinated the investigation of felony crime in a large urban are (Criminal Investigation Bureau- North Investigations Division and Central Investigations.         
  • Directly supervised detectives and monitoring follow up task while responding to major scenes to provide critical decision making. 
  • Collaborated with ATF - Department of The Treasury, Secret Service, and other law enforcement entities to further mutual goals to reduce gun violence while assigned as supervisor to the Intelligence Fusion Center.
  • District Shift Commander at Police Districts Four and Seven. 

Police Sergeant

June 1998- May 2010 

  • Review of all police related shootings, post investigations (Internal Affair Division)
  • Investigation of internal complaints, use of force, and citizen complaints against department personnel to determine validity of alleged rule violations. (Internal Affair Division).
  • Supervision of personal and development of police personnel, routine personal investigations, and the immediate response to crime scenes and situation ns requiring critical decision making under the incident command model (District Supervisor).
  • Crime scene investigations, collection.
  • Supervised jail facilities including applicable administrative duties and ensuring the welfare of prisoners (Prisoner Processing Section Supervisor).  

Police Officer 

October 1991-June 1998

  • Day to day patrol duty and responsibilities.
  • Lead function as Field Training officer.
  • Enforcement of criminal laws; identifying, detaining, and processing wanted individuals.
  • Respond to calls for service
  • Conducted investigations of suspicious persons or situations and preliminary investigations of major crimes, and criminal activity.
  • Interviewed suspects and witnesses, and prepared appropriate investigative reports.
  • Prepared and testified in court as to the facts surrounding any criminal, departmental, or 
  • civil action.
  • Patrolled the City of Milwaukee’s in a police vehicle, and/or on foot as 
  • directed.
  • Operated a police vehicle in emergency situations involving speeds in excess of posted limits, in congested traffic, and in unsafe road conditions.
  • Prepared accurate and complete reports of daily activities.
  • Provided assistance to the community in the areas of crime prevention.
  • Enforced motor vehicle laws to promote safety and reduce accidents, expedite traffic flow, and enforced Wisconsin State Statutes.
  • Attended in-service training as mandated by the State of Wisconsin, or as directed.


University of Wisconsin-Milwaukee, WI.  

Numerous departmental and supervisory continuing educational and State of Wisconsin law enforcement training classes.

Kara Koceja

Identification Supervisor                                                                                                                                                                                                                        
Milwaukee Police Department (Retired) 
WI PI License #12418-63

​​Professional Profile

Kara Koceja has 18 years of law enforcement experience with the Milwaukee Police Department.  During her tenure, Koceja held several ranks including Police Officer, Identification Technician, Detective, Latent Print Examiner and Identification Supervisor. 

Milwaukee Police Department 

​October 1991 – August 2009

​​Identification Supervisor – Responsible for all functions of the Identification Division including: 

  •  Direct responsibility and supervision of Identification Technicians and Latent Print Examiners. 
  •  Crime scene investigations, collection and storage of evidence. 
  •  Conducted internal investigations. 
  •  Responsible for training of Latent Print Examiners. 
  •  Developed and implemented the Latent Print Examiner’s training program. 
  •  Revised the Identification Division’s Standard Operation Procedures

Latent Print Examiner

  •   Analyzed and compared latent fingerprint lifts. 
  •  Searched latent fingerprints through various AFIS computer systems. 
  •  Effected latent fingerprint identifications through comparisons. 
  •  Documented findings of examinations and testified to same. 

Identification Technician

  • Photographed crime scenes. 
  • Processed crime scenes for latent fingerprints. 
  • Collected physical evidence from scenes. 

Detective – Violent Crimes Unit /Sexual Assault Investigator

  •  Investigated criminal offenses.  
  •  Interviewed victims and witnesses. 
  •  Interrogated suspects. 
  •  Crime scene investigation. 
  • Trained in Sexual Assault Investigation's and Techniques/Step Wise Interviews.  

Bachelor of Science Degree, Criminal Justice 
Carroll University – Waukesha, WI  
Associates Degree, Police Science 
Milwaukee Area Technical College – Milwaukee, WI  
The Professional Forensic Science Program – Diploma 
Ashworth Career School – Atlanta, Georgia

Specialized Training: 

  •  Physical & Sexual Abuse Evidence Gathering Techniques 
  •  Advanced Symposium On Sexual/Physical Abuse of Children 
  •  Interview and Interrogation 
  •  Field Training Officer Certification Course 
  •  FBI Basic Fingerprint Course 
  •  Crime Scene Imaging Workshop 
  •  Advanced Latent Fingerprint Procedures 
  •  Detective Training Workshop & Skill Development 
  •  Latent Print Development Workshop 
  •  Specialized Detective Training 
  •  Evidence Technician Training 
  •  Courtroom Testimony Techniques 
  •  Advanced Palm Print Comparison 
  •  Ridgeology Science Workshop 
  •  Cultural Competency 
  •  Supervisory Development Training 
  •  Leadership In Police Organizations