Crime

3 convicted sex offenders recently registered to live in Tacoma. Here are the details

The following convicted sex offenders recently registered to live in Pierce County.

Each is categorized as a Level 3 sex offender — those considered most likely to commit similar crimes. None is wanted by law enforcement officers at this time.

All convicted sex offenders registered to live in Tacoma and Pierce County are listed on the Pierce County Sheriff’s Department’s website at piercesheriff.org.

Mathew L. Gustamante.
Mathew L. Gustamante. Tacoma Police Department

Mathew L. Gustamante

Age: 50.

Description: 5-foot-11 and 180 pounds, with black hair and brown eyes.

Registered address: 1400 block of Puyallup Avenue, Tacoma.

Criminal history: Convicted in 2006 of third-degree rape of a child in Pierce County for sexually assaulting a 15-year-old girl. Convicted in 2013 of second-degree child molestation in Pierce County for sexually assaulting a 12-year-old girl.

Sex offender treatment: Gustamante did not participate in a sex offender treatment program while incarcerated.

For more information: Call detective Christie Yglesias at 253-591-5869 or Nicole Faivre at 253-591-5476.

Dennis Ray Mason.
Dennis Ray Mason. Tacoma Police Department

Dennis Ray Mason

Age: 62.

Description: 5-foot-11 and 180 pounds, with gray hair and green eyes.

Registered address: 1300 block of North Harmon Street, Tacoma.

Criminal history: Convicted in 1989 of two counts of first-degree child molestation and first-degree attempted child molestation in Clark County for sexually assaulting two girls ages 6 and 8.

Sex offender treatment: It’s not known if Mason participated in a sex offender treatment program.

For more information: Call detective Christie Yglesias at 253-591-5869 or Nicole Faivre at 253-591-5476.

Darren Thomas Perkins.
Darren Thomas Perkins. Tacoma Police Department

Darren Thomas Perkins

Age: 56.

Description: 6 feet and 200 pounds, with brown hair and blue eyes.

Registered address: 2000 block of East 34th Street, Tacoma.

Criminal history: Convicted in 1997 of third-degree child rape in Pierce County for sexually assaulting a 15-year-old girl. He was also charged with first-degree statutory rape in King County for sexually assaulting two girls, ages 3 and 4. Convicted in 2007 of third-degree assault with sexual motivation in Pierce County for sexually assaulting a 16-year-old girl.

Sex offender treatment: Perkins has participated in a sex offender treatment program.

For more information: Call detective Christie Yglesias at 253-591-5869 or Nicole Faivre at 253-591-5476.

Peter Talbot
The News Tribune
Peter Talbot is a criminal justice reporter for The News Tribune. He started with the newspaper in 2021. Before that, he earned his bachelor’s degree in journalism at Indiana University. In college, he worked as an intern at NPR in Washington, D.C. He also interned for the Oregonian and the Tampa Bay Times. Support my work with a digital subscription
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