Officer Detail: Mark Sierra
General Information
| Name | Mark Sierra |
| OpenOversight ID | 1455 |
| Department | Seattle Police Department |
| Race | Hispanic |
| Gender | Male |
| Birth Year (Age) | 1988 (~37 y/o) |
| First Employment Date | 2016-08-02 |
| Number of known incidents | 8 |
| Currently on the force | Yes |
Assignment History
Assignment changes are estimated based on title changes between rosters obtained from the department.
As a result, no assignments from before 2011 are available at this time.
| Job Title | Badge No. | Unit | Start Date | End Date | |
|---|---|---|---|---|---|
| Police Officer | 8455 | South Pct 1St W - Robert | 2019-10-14 | ||
| Police Officer Probation | 8455 | South Pct 1St W - Robert (Ocean) | 2017-06-29 | 2019-10-14 | |
| Police Student Officer | 8455 | Training - Field Training Squad | 2017-03-28 | 2017-06-29 | |
| Police Recruit | 8455 | Hr - Blea - Academy Recruits | 2016-08-16 | 2017-03-28 |
Salary
| Annual Salary | Overtime | Total Pay | Year |
|---|---|---|---|
| $107,000.00 | (data incomplete) | 2021 | |
| $73,199.71 | $3,958.63 | $77,158.34 | 2020 |
Incidents
Incident OPA Case 2019OPA-0047 |
|
| Date | Jan 15, 2019 |
| Report # | OPA Case 2019OPA-0047 |
| Department | Seattle Police Department |
| Officers | Kyle R. Squires , Andrew G. Ganem , Joseph C. Macniak , Matthew P. Lecompte , Mark Sierra , Kame Spencer , John W. Hahn |
| Description |
Allegation 1 — Performance of DutyName: John HahnBadge #: 7691 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Allegation 2 — Performance of DutyName: Joseph MacniakBadge #: 8366 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Allegation 3 — Performance of DutyName: Kame SpencerBadge #: 8572 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Allegation 4 — Performance of DutyName: Matthew LecompteBadge #: 8423 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Allegation 5 — Performance of DutyName: Mark SierraBadge #: 8455 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Allegation 6 — Performance of DutyName: Kyle SquiresBadge #: 7437 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Allegation 7 — Performance of DutyName: Andrew GanemBadge #: 8583 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Source: Community Member Case Status: Completed Legend |
| Address | Seattle, WA |
Incident OPA Case 2018OPA-1066 |
|
| Date | Nov 08, 2018 |
| Report # | OPA Case 2018OPA-1066 |
| Department | Seattle Police Department |
| Officers | Mark Sierra |
| Description |
Allegation — Conformance to LawName: Mark SierraBadge #: 8455 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Unfounded Source: Community Member Case Status: Completed Legend |
| Address | Seattle, WA |
Incident OPA Case 2019OPA-0132 |
|
| Date | Oct 31, 2018 |
| Report # | OPA Case 2019OPA-0132 |
| Department | Seattle Police Department |
| Officers | Sarah E. Emerson , Mark Sierra , Sean M. Farrior |
| Description |
Allegation 1 — Stops, Detentions and ArrestsName: Sean FarriorBadge #: 7500 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Expedited Investigation Finding: Not Sustained Lawful and Proper Allegation 2 — Force - UseName: Sean FarriorBadge #: 7500 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Expedited Investigation Finding: Not Sustained Unfounded Allegation 3 — Stops, Detentions and ArrestsName: Sarah EmersonBadge #: 7699 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Expedited Investigation Finding: Not Sustained Lawful and Proper Allegation 4 — Force - UseName: Sarah EmersonBadge #: 7699 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Expedited Investigation Finding: Not Sustained Unfounded Allegation 5 — Force - UseName: Mark SierraBadge #: 8455 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Expedited Investigation Finding: Not Sustained Training Referral Allegation 6 — Stops, Detentions and ArrestsName: Mark SierraBadge #: 8455 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Expedited Investigation Finding: Not Sustained Lawful and Proper Source: Community Member Case Status: Completed Legend |
| Address | Seattle, WA |
Incident OPA Case 2018OPA-0346 |
|
| Date | Apr 14, 2018 |
| Report # | OPA Case 2018OPA-0346 |
| Department | Seattle Police Department |
| Officers | Mark Sierra |
| Description |
Allegation — Bias-free PolicingName: Mark SierraBadge #: 8455 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Unfounded Source: SPD - Forwarded Case Status: Completed Legend |
| Address |
South - SAM - S3
Seattle, WA |
Incident OPA Case 2018OPA-0135 |
|
| Date | Feb 08, 2018 |
| Report # | OPA Case 2018OPA-0135 |
| Department | Seattle Police Department |
| Officers | Kyle R. Squires , Mark Sierra |
| Description |
Allegation 1Name: Mark SierraBadge #: 8455 Disposition: OPA Contact Log Closed Discipline: Incident Type: Contact Log Finding: Allegation 2Name: Kyle SquiresBadge #: 7437 Disposition: OPA Contact Log Closed Discipline: Incident Type: Contact Log Finding: Source: Community Member Case Status: Completed Legend |
| Address |
West - DAVID - D3
Seattle, WA |
Incident OPA Case 2017OPA-1268 |
|
| Date | Oct 28, 2017 |
| Report # | OPA Case 2017OPA-1268 |
| Department | Seattle Police Department |
| Officers | Sarah E. Emerson , Mark Sierra |
| Description |
Allegation 1 — Bias-free PolicingName: Sarah EmersonBadge #: 7699 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Unfounded Allegation 2 — Bias-free PolicingName: Mark SierraBadge #: 8455 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Unfounded Source: Community Member Case Status: Completed Legend |
| Address |
South - ROBERT - R1
Seattle, WA |
Incident OPA Case 2017OPA-1194 |
|
| Date | Oct 23, 2017 |
| Report # | OPA Case 2017OPA-1194 |
| Department | Seattle Police Department |
| Officers | Justin C. Claxton , Mark Sierra |
| Description |
Allegation 1 — ProfessionalismName: Justin ClaxtonBadge #: 7592 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Allegation 2 — ProfessionalismName: Mark SierraBadge #: 8455 Disposition: OPA Supervisor Action Closed Discipline: Incident Type: Supervisor Action Finding: Process as Supv Action Source: Community Member Case Status: Completed Legend |
| Address |
South - SAM - S1
Seattle, WA |
Incident OPA Case 2017OPA-0361 |
|
| Date | Apr 10, 2017 |
| Report # | OPA Case 2017OPA-0361 |
| Department | Seattle Police Department |
| Officers | Mark Sierra , Alexander Z. Brewer , Timothy M. Liston |
| Description |
Allegation 1 — Force - UseName: Timothy ListonBadge #: 5192 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Lawful and Proper Allegation 2 — Bias-free PolicingName: Timothy ListonBadge #: 5192 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Unfounded Allegation 3 — Bias-free PolicingName: Alexander BrewerBadge #: 8449 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Unfounded Allegation 4 — Force - UseName: Alexander BrewerBadge #: 8449 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Lawful and Proper Allegation 5 — Bias-free PolicingName: Mark SierraBadge #: 8455 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Unfounded Allegation 6 — Force - UseName: Mark SierraBadge #: 8455 Disposition: OPA No Allegations Sustained Discipline: Incident Type: OPA Investigation Finding: Not Sustained Lawful and Proper Source: SPD - Forwarded Case Status: Completed Legend |
| Address |
South - SAM - S1
Seattle, WA |
Links
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Closed Case Summary OPA Case 2019OPA-0132
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Seattle Office of Police Accountability
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Closed Case Summary OPA Case 2018OPA-1066
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Seattle Office of Police Accountability
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Closed Case Summary OPA Case 2018OPA-0346
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Seattle Office of Police Accountability
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Closed Case Summary OPA Case 2017OPA-1268
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Seattle Office of Police Accountability
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Closed Case Summary OPA Case 2017OPA-0361
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Seattle Office of Police Accountability