Algelis Mendez-Sanz "Silegra"  is a radio personality and artist of Dominican/Spaniard heritage. Nicknamed “Silegra" his Friday night radio show is on Perth Amboy, NJ's first ever radio station, serving the Latin American community.  It was here that Mendez-Sanz quickly picked up on the craft of running a successful radio program. He hosts "La Noches Con Silegra", alongside Jaqueline Maldonado "La Reina de la Radio".  He has interviewed stars in Latino music such as Mirella Cesa: Winner of the 2014 MTV Europe Music Awards Latin America, for Best Artist.  As well as Raymond Acevedo American pop music singer, actor, and visual artist who was a member of the notorious Puerto Rican boy band Menudo.

    Algelis discovered his passion for broadcasting and music as a young child in the Dominican Republic. As a young teen, he began writing original compositions along with his artistic partner "Romantik Flo".  It was during these years when he began studying and performing tropical and urban music. He began performing in local nightclubs and beach festivals across his home state of Bani. Through the connections he made during his performances, he also became involved with volunteer work serving public hospitals and underprivileged communities across the state of Bani. It was during this time he realized the impact he could make using his most prized possession, his voice. Since then, his life mission has been to combine his artistic and broadcasting talents to better serve the Latin American community.

    Upon embarking on a new adventure in the United States, he immediately began the process of learning English.  This would allow him to continue studying broadcasting and music, and be involved with charitable organizations that serve underprivileged communities.  Once he was able to conquer the language barrier, he successfully completed courses in Radio Broadcasting and Communication.  In 2018 he was awarded recognition by the National Confederation of Journalists of Ecuador, for his contributions to journalism/broadcasting for his radio show  "Las Noches Con Silegra" Through his work for Mas Amboy FM, he uses his platform to host events and bring awareness for such organizations such as  Casa del Refugio.  This is a non-profit organization which serves the community of Perth Amboy, NJ as well as internationally across Central America.

In addition to these notable mentions, he has also received a total of 11 awards for his music. He studied voice, piano, and guitar under the prestigious Maria Cortes. She is well known for successfully preparing many contestants for American reality shows such as The X Factor, American Idol, La Banda (Univision reality show), Nuestra Belleza Latina (Univision reality show), Tengo Talento Mucho Talento (Estrella TV reality show), and more.