The person at the center of this case
Sebastian Chase Madero
Missing Person · Open
3 years waiting · since 2023
Missing Person: Sebastian Chase Madero
Justice for Sebastian Chase Madero — the trail went cold in 2023, but the truth hasn't.
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Key leads to think about
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person
Lead #1Who is the third party that Sebastian went to live with, and have they been interviewed?
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contact
Lead #2Why has there been no contact from Sebastian with his family or friends for an extended period?
👁️
witness
Lead #3Has anyone seen Sebastian since August 15, 2023, or received any communication from him?
Sebastian Chase Madero, a 28-year-old white male, left his family's residence in Tulsa, Oklahoma on August 15, 2023, to live with a third party and has not been in contact with anyone since. No circumstances of foul play have been reported, but his family and investigators remain concerned about his welfare. Anyone with information about his whereabouts is urged to contact the Tulsa Police Department.
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Official wording
Source Narrative
NamUs case MP109548. Missing person: Sebastian Chase Madero.
Last known contact: 2023-08-15 in Tulsa, Tulsa, OK. Circumstances: Left his family's residence to go live with a third party.
No one has been able to get in contact with him since. Demographics: 28 years, Male, White / Caucasian.
Physical description: 5 ft 5 in, 130 lbs, hair: Brown, eyes: Brown. Investigating agency: Tulsa Police Department | 2023-042176 | 2023-08-29.
Timeline of Events
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2023-08-15
Last Known Contact
Sebastian Chase Madero left his family's residence to go live with a third party in Tulsa, Oklahoma. No contact has been made since this date.
🕵️
2023-08-29
Case Reported
Tulsa Police Department opened investigation case number 2023-042176 after family was unable to reach Sebastian.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:August 15, 2023
Last Updated:July 24, 2026
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Phone: 9185969143
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Case Information
Incident:August 15, 2023
Last Updated:July 24, 2026
Have Information?
Any information, no matter how small, could be crucial to solving this case.
Phone: 9185969143
You can remain anonymous