Parish Staff

This is the staff of Our Lady of the Rosary Church. 

To contact any member of the staff by phone, please call the main phone number of the parish:  (510) 471-2609.

To send mail to any staff member, use this address:

Our Lady of the Rosary Church

703 C Street

Union City, CA  94587-2195

E-mail addresses for each staff member appear below.  




Fr. Father Jose Jesus Nieto-Ruiz

E-mail: [email protected]

Photo of Father Jose de Jesus Nieto-Ruiz



Permanent Deacon (Retired)

Deacon Gus Roemers

E-mail: [email protected]

Photo of Deacon Gus Roemers


Business Manager

Robert Clark

E-mail: [email protected]

Photo of Robert Clark


Director of Formation 

Donald Marquez

E-mail: [email protected]

Photo of Donald Marquez



Omy Ronquillo

E-mail: [email protected]

Photo of Omy Ronquillo