Crime Solvers Central
Crime Solvers Central
298 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Summary based on the NamUs case record (MP10004) and 2 other sources
In the quiet town of Haverstraw, New York, 30-year-old Michael Santana, a father of three, lived his life. On February 11, 2003, his life took a turn from which it would not return. On that day, Santana, also known by his nickname Ahkim, was dropped off at a residence in Nyack, New York. He was in the company of a man named Rene 'Abaz' Rivera, who lived at the house on South Boulevard. Dressed in sweatpants, a sweatshirt, and a green and yellow Green Bay Packers knit cap, Santana was never seen or heard from again. His disappearance quickly raised alarms, and investigators soon suspected foul play was involved in his case.

The investigation into Michael Santana's sudden disappearance began to unravel a dark story. Authorities executed a search warrant at the home where Santana was last seen. The search of Rene Rivera's residence uncovered drugs, drug paraphernalia, bullets, and a loaded gun. This discovery led to the arrest of Rivera's girlfriend, Amanda Stanley. As the investigation deepened, suspicion fell upon Rene Rivera and his brother, Ricardo Rivera, who were once friends with Santana. The authorities came to believe that a dispute over drugs had led to a fatal confrontation. In July 2004, both Rene and Ricardo Rivera were charged with second-degree murder in connection with Santana's disappearance and presumed death.

The legal proceedings that followed brought some measure of justice, but not the closure of finding Michael Santana. In February 2005, Rene Rivera was found guilty of murder and five counts of cocaine and marijuana possession. He was subsequently sentenced to 25 years to life in prison. His brother, Ricardo Rivera, later pleaded guilty to first-degree manslaughter. As part of a plea agreement, Ricardo agreed to help investigators locate Santana's remains. However, he ultimately refused to cooperate, claiming that the remains had been incinerated. For his role, Ricardo was sentenced to 15 years in prison, a sentence he served alongside a term for unrelated drug charges. Despite the convictions, Michael Santana's body has never been recovered, leaving a painful void for his family. The Orangetown and Haverstraw Police Departments continue to investigate his disappearance, a case marked by friendship betrayed and a family left to grapple with an immeasurable loss.

Last Seen: Feb 11, 2003

Links to Additional Sources (2)

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Possible Unidentified Matches (10)

Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

86%Strong
John Doe — New York, New York - unidentified case UP5717
John Doe — New York, New York
UP5717 • Found May 30, 2003
View case
Sex ✓Male
Age 100%Est. 30–40 vs 30
Race 100%White
Location 96%27 mi away, same state
TimingFound 4 months after last seen
Height 100%5'8" vs 5'7"
Weight 100%167 lb vs 170 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
86%Strong
John Doe — Jersey City, New Jersey
UP1641 • Found Feb 25, 2003
View case
Sex ✓Male
Age 100%Est. 27–42 vs 30
Race 100%White
Location 96%27 mi away
TimingFound 14 days after last seen
Height 84%5'5" vs 5'7"
Weight 100%168 lb vs 170 lb
Hair 100%Brown vs Brown
Eyes 100%Brown vs Brown
84%Moderate
John Doe — Brooklyn, New York - unidentified case UP5702
John Doe — Brooklyn, New York
UP5702 • Found Jan 31, 2003
View case
Sex ✓Male
Age 100%Est. 30–40 vs 30
Race 100%White
Location 95%29 mi away, same state
TimingFound same day as last seen
Height 100%5'6" vs 5'7"
Weight 96%150 lb vs 170 lb
82%Moderate
John Doe — Brooklyn, New York - unidentified case UP5230
John Doe — Brooklyn, New York
UP5230 • Found May 30, 2008
View case
Sex ✓Male
Age 100%Est. 20–30 vs 30 when missing
Race 100%White
Location 95%30 mi away, same state
TimingFound 5 years after last seen
Height 100%5'8" vs 5'7"
Weight 69%127 lb vs 170 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Queens, New York - unidentified case UP115204
John Doe — Queens, New York
UP115204 • Found Dec 26, 2023
View case
Sex ✓Male
Age 100%Est. 45–55 vs 30 when missing
Race 100%White
Location 96%26 mi away, same state
TimingFound 21 years after last seen
Height 100%5'6" vs 5'7"
Weight 93%147 lb vs 170 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Bronx, New York - unidentified case UP16717
John Doe — Bronx, New York
UP16717 • Found May 11, 2017
View case
Sex ✓Male
Age 100%Est. 25–40 vs 30 when missing
Race 100%White
Location 98%17 mi away, same state
TimingFound 14 years after last seen
Height 84%5'5" vs 5'7"
Weight 100%171 lb vs 170 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Bronx, New York - unidentified case UP9178
John Doe — Bronx, New York
UP9178 • Found Jul 1, 2011
View case
Sex ✓Male
Age 100%Est. 30–45 vs 30 when missing
Race 100%White
Location 98%17 mi away, same state
TimingFound 8 years after last seen
Height 100%5'7" vs 5'7"
Weight 87%198 lb vs 170 lb
Hair 60%Black vs Brown
81%Moderate
John Doe — Brooklyn, New York - unidentified case UP5602
John Doe — Brooklyn, New York
UP5602 • Found Jul 26, 2006
View case
Sex ✓Male
Age 100%Est. 30–45 vs 30 when missing
Race 100%White
Location 95%29 mi away, same state
TimingFound 3 years after last seen
Height 84%5'9" vs 5'7"
Weight 58%220 lb vs 170 lb
Hair 60%Black vs Brown
Eyes 100%Brown vs Brown
81%Moderate
John Doe — New York, New York - unidentified case UP5634
John Doe — New York, New York
UP5634 • Found Oct 9, 2005
View case
Sex ✓Male
Age 81%Est. 35–50 vs 30 when missing
Race 100%White
Location 97%21 mi away, same state
TimingFound 3 years after last seen
Height 100%5'8" vs 5'7"
Weight 82%202 lb vs 170 lb
Hair 40%Gray vs Brown
Eyes 100%Brown vs Brown
81%Moderate
John Doe — Brooklyn, New York - unidentified case UP5655
John Doe — Brooklyn, New York
UP5655 • Found Apr 17, 2004
View case
Sex ✓Male
Age 85%Est. 30–50 vs 30 when missing
Race 100%White
Location 95%29 mi away, same state
TimingFound 14 months after last seen
Height 100%5'7" vs 5'7"
Hair 100%Brown vs Brown

These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.