Meet the Therapy Team

  • Kaitlyn Sien, Registered Associate Marriage & Family Therapist #144133

    Supervised By: Amy Cornwall LMFT #130174

    ***Accepting Clients Mon, Wed, Fri, & Sat in-person

    ***EMDR, Brainspotting trained

    For more info check out Kaitlyn’s bio here.

  • Vanessa Alcoser, Registered Associate Marriage & Family Therapist #144413

    Supervised By: Amy Cornwall, LMFT #130174

    ***Accepting daytime clients only***

    ***Bilingual in English & Spanish

    Insurances: Out-of-Network Only

    For more info check out Vanessa’s bio here.

  • Yadira Hernandez, Registered Associate Professional Clinical Counselor #14145

    Supervised By: Amy Cornwall LMFT #130174

    ***Accepting Clients on Mon, Fri, & Sat

    ***Bilingual in English & Spanish

    For more info check out Yadira’s bio here.

  • Madeline Witthuhn, MS

    Madeline Witthuhn, MS Registered Associate Marriage & Family Therapist #144548

    Supervised By: Supervised By: Amy Cornwall, LMFT #130174

    ***Accepting clients on Tues, Wed, Thurs & Sat in-person; Friday virtual

    For more info check out Madeline’s bio here.

  • Brandy Seignemartin, Registered Associate Professional Clinical Counselor #16176

    Supervised By: Amy Cornwall LMFT #130174

    Accepting new clients Redondo Beach and Corona offices: Mon, Tues, & Thurs in-person in the Redondo Office; Wed & Fri in the Corona Office.

    For more info check out Brandy’s bio here.

  • Annaliz Barbieri, LMFT #100017

    * Accepting Clients on Sunday’s*

    Insurance Accepted: Lyra, Holman, Optum, Anthem

    ***Bilingual in English & Spanish

    For more info check out Annaliz’s bio here.

  • Cristal Aguilar, Registered Associate Marriage & Family Therapist #142951

    Supervised By: Amy Cornwall, LMFT #130174

    ***Accepting clients on Mon-Fri

    ***Bilingual in English & Spanish

    ***EMDR trained

    For more info check out Cristal’s bio here.

  • Crystal Hernandez, LMFT #150351

    Accepting daytime clients.

    For more info check out Crystal’s bio here.

  • Amy "Perez" Cornwall, LMFT #130174

    Clinical Director & Clinical Supervisor

    Insurances Accepted: Lyra, Holman, Private Pay

    ***Not Accepting clients; Possible availability for children suffering from PTSD, attachment issues, dissociation, and DID***

    ***Bilingual in English & Spanish

    For more info check out Amy’s bio here.