Stell

Main Vocalist, Lead Dancer

Full Name

Stellvester Ajero

Birthday

June 16, 1995

Age

31 years old

Fandom Name

Aโ€™TIN, Berries

Years Active

2018-present

Agency / Label

1Z Entertainment / Sony Music Philippines

Hometown

Las Piรฑas, Metro Manila, Philippines

Nationality

Filipino

SB19

Member of SB19

SB19 โ€“ P-Pop Boy Group, Global Filipino Act & 1Z Entertainment Artists

Stell in SB19

Stellvester Ajero, known professionally as Stell, is SB19โ€™s main vocalist and one of the groupโ€™s strongest performers. Known for his wide vocal range and emotional delivery, Stell often carries some of SB19โ€™s most vocally demanding moments, helping define the groupโ€™s live-performance reputation.

Beyond his role as a vocalist, Stell is also recognized as a dancer and choreographer. His solo work, including โ€œRoom,โ€ allowed him to explore a more confident and performance-driven side outside the group. Through his voice, movement, and stage confidence, Stell brings power, control, and theatricality to SB19.

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Fun Facts

A Childhood Dream of Becoming a Dentist

Before pursuing a career in entertainment, Stell dreamed of becoming a dentist. He shared this childhood ambition during an interview with Jessica Soho, revealing a surprisingly different career path from the one he eventually chose.

Dancing Came Before Singing

Although he is widely recognized for his powerful vocals, Stell revealed that he preferred dancing to singing when he was young. His parents encouraged him to take voice lessons, helping him develop the vocal talent that would later become one of his greatest strengths.

A Member of a Competitive Dance Crew

Before SB19, Stell and fellow member Josh belonged to a dance cover group called SE-EON. According to published member profiles, the group won seven dance competitions.

The Main Choreographer of SB19

Stell plays an important role in shaping SB19’s performances through choreography. His background in dance, combined with his vocal abilities, allows him to contribute to the group’s dynamic stage presence.

A Choir Singer With a Unique Vocal Range

Stell has reportedly sung in a church choir, where he was known as the only male soprano. His vocal flexibility and ability to reach high notes have become defining features of his performances.

A Fan of Jed Madela and Morissette Amon

Among Stell’s Filipino musical inspirations are renowned vocalists Jed Madela and Morissette Amon. He has also cited the Korean boy group VIXX as a musical influence.

A Funny and Playful Personality

Stell is often described by his fellow SB19 members as the group’s mood-setter and โ€œhappy pill.โ€ He enjoys joking around and impersonating other people, making his personality just as memorable as his vocal performances.

A Passion for Cooking

Outside performing, Stell enjoys cooking. His interest in food and preparing meals offers fans a glimpse of his everyday life away from the stage.

A Solo Artist With His Own Sound

Stell released his solo EP Room in August 2024. It includes โ€œRoom,โ€ โ€œAnino,โ€ โ€œ’Di Ko Masabi,โ€ and โ€œClassic,โ€ showcasing a more personal side of his artistry. In August 2026, he teased a new solo single titled โ€œNot Yet Taken.โ€

A Voice Coach on Television

Stell served as a coach on The Voice Generations in 2023 and later became part of The Voice Kids Philippines. These roles allowed him to share his experience with aspiring young singers.

BEYOND THE STAGE: STELLโ€™S MUSIC, STYLE, AND CREATIVE IDENTITY

A Vocal Powerhouse

Stell’s artistry combines vocal versatility with strong dance skills. While he is best known as SB19’s main vocalist, his background in dance and choreography makes him a well-rounded performer. His ability to shift between powerful high notes, emotional ballads, and energetic pop performances has helped distinguish him within the P-pop scene.

Solo Music and Personal Expression

โ€œRoom โ€” A More Personal Side of Stellโ€
Released in 2024, Stell’s solo EP Room features songs that highlight a more intimate and expressive side of his artistry. The project includes โ€œRoom,โ€ โ€œAnino,โ€ โ€œ’Di Ko Masabi,โ€ and โ€œClassic.โ€ His solo work complements his activities with SB19 while allowing him to explore his own musical identity.

Fashion, Fitness, and Self-Care

Stell’s public image combines expressive stage fashion with a focus on personal fitness. In September 2026, he became a co-founder of Driven Performance Training, expanding his interests beyond entertainment into the fitness industry. His commitment to exercise also supports the physical demands of singing and dancing during live performances.

Mentoring the Next Generation

Stell’s television coaching roles reflect his growth from a performer pursuing his own dreams to an artist helping aspiring singers develop theirs. Drawing from his experiences and struggles before fame, he has encouraged young performers to keep working toward their goals.

Upcoming SB19 Events

SB19 Members

Stell (SB19)
Main Vocalist, Lead Dancer
Josh (SB19)
Lead Rapper, Sub Vocalist
Pablo (SB19)
Leader, Main Rapper, Lead Vocalist
Justin (SB19)
Sub Vocalist, Visual, Youngest
FELIP (Ken Suson of SB19)
Main Dancer, Lead Rapper, Lead Vocalist