Alberto J. Demarchena

Badge #25496, Hispanic Male
Police Officer at 40th Precinct since August 2021
Service started February 2021, made $82,000 last year, Tax #971034

Complaints

6 Complaints
17 Allegations
0 Substantiated
2 Alleged Victim Unavailable
2 Unable to Determine
4 Unfounded
9 Within NYPD Guidelines

Complaint #202502569, March 2025
Allegation: Abuse of Authority: Threat of arrest
Complainant: Puerto Rican Male, 45-49
CCRB Conclusion: Unfounded
Allegation: Abuse of Authority: Threat of arrest
Complainant: Puerto Rican Female, 50-54
CCRB Conclusion: Unable to Determine
Allegation: Abuse of Authority: Threat of arrest
Complainant: Puerto Rican Female, 25-29
CCRB Conclusion: Unable to Determine
Allegation: Force: Physical force
Complainant: Puerto Rican Male, 45-49
CCRB Conclusion: Unfounded
additional details

Complaint #202502202, February 2025
Allegation: Force: Physical force
Complainant: Black Male, 55-59
CCRB Conclusion: Alleged Victim Unavailable
Allegation: Force: Physical force
Complainant: Black Male, 55-59
CCRB Conclusion: Alleged Victim Unavailable
additional details

Complaint #202508147, October 2024
Allegation: Force: Physical force
Complainant: Black Female, 25-29
CCRB Conclusion: Within NYPD Guidelines
additional details

Complaint #202407536, July 2024
Allegation: Force: Hit against inanimate object
Complainant: Hispanic Male, 21-24
CCRB Conclusion: Within NYPD Guidelines
additional details

Complaint #202403211, March 2024
Allegation: Force: Physical force
Complainant: Female, 45-49
CCRB Conclusion: Within NYPD Guidelines
Allegation: Force: Physical force
Complainant: Female, 45-49
CCRB Conclusion: Unfounded
additional details

Complaint #202303989, May 2023
Allegation: Force: Physical force
Complainant: Black Female, 25-29
CCRB Conclusion: Unfounded
Allegation: Abuse of Authority: Threat of arrest
Complainant: Age 30-34
CCRB Conclusion: Within NYPD Guidelines
Allegation: Abuse of Authority: Property damaged
Complainant: Black Female, 25-29
CCRB Conclusion: Within NYPD Guidelines
Allegation: Abuse of Authority: Threat of force (verbal or physical)
Complainant: Black Female, 25-29
CCRB Conclusion: Within NYPD Guidelines
Allegation: Abuse of Authority: Entry of Premises
Complainant: Female, 25-29
CCRB Conclusion: Within NYPD Guidelines
Allegation: Abuse of Authority: Threat to damage/seize property
Complainant: Black Female, 25-29
CCRB Conclusion: Within NYPD Guidelines
Allegation: Abuse of Authority: Refusal to show arrest warrant
Complainant: Black Female, 25-29
CCRB Conclusion: Within NYPD Guidelines
additional details

Complaint #202502569, March 2025
Allegation Complainant CCRB Conclusion
Abuse of Authority: Threat of arrest Puerto Rican Male, 45-49 Unfounded
Abuse of Authority: Threat of arrest Puerto Rican Female, 50-54 Unable to Determine
Abuse of Authority: Threat of arrest Puerto Rican Female, 25-29 Unable to Determine
Force: Physical force Puerto Rican Male, 45-49 Unfounded
additional details
Complaint #202502202, February 2025
Allegation Complainant CCRB Conclusion
Force: Physical force Black Male, 55-59 Alleged Victim Unavailable
Force: Physical force Black Male, 55-59 Alleged Victim Unavailable
additional details
Complaint #202508147, October 2024
Allegation Complainant CCRB Conclusion
Force: Physical force Black Female, 25-29 Within NYPD Guidelines
additional details
Complaint #202407536, July 2024
Allegation Complainant CCRB Conclusion
Force: Hit against inanimate object Hispanic Male, 21-24 Within NYPD Guidelines
additional details
Complaint #202403211, March 2024
Allegation Complainant CCRB Conclusion
Force: Physical force Female, 45-49 Within NYPD Guidelines
Force: Physical force Female, 45-49 Unfounded
additional details
Complaint #202303989, May 2023
Allegation Complainant CCRB Conclusion
Force: Physical force Black Female, 25-29 Unfounded
Abuse of Authority: Threat of arrest Age 30-34 Within NYPD Guidelines
Abuse of Authority: Property damaged Black Female, 25-29 Within NYPD Guidelines
Abuse of Authority: Threat of force (verbal or physical) Black Female, 25-29 Within NYPD Guidelines
Abuse of Authority: Entry of Premises Female, 25-29 Within NYPD Guidelines
Abuse of Authority: Threat to damage/seize property Black Female, 25-29 Within NYPD Guidelines
Abuse of Authority: Refusal to show arrest warrant Black Female, 25-29 Within NYPD Guidelines
additional details

Conclusion Meanings:

'Unable to Determine': The alleged conduct was investigated but could not determine both that the conduct occurred and that it broke the rules.
'Unfounded': Evidence suggests that the event or alleged conduct did not occur.
'Within NYPD Guidelines': The conduct occurred but did not violate the NYPD's own rules, which often give officers significant discretion.

Further details on conclusions.


Lawsuits

Hall, Steve vs City of New York, et al.
Case # 26CV01959, U.S. District Court - Southern District NY, March 12, 2026