Our History

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Our Journey

Our History

  • 1967 - 1979

    Shri N S Krishnamoorthy, fondly called as Mr.NSK, had travelled since 1967 for 12 years till 1979, length and breadth of India having Radio Engineering as background for fitting hearing aid throughout india.

  • 1980

    Mr.N S Krishnamoorthy established his first exclusive hearing aid fitting centre in Chennai, Nungambakkam and named it as Hearing Aid Centre (HAC)

  • 1986

    HAC branched out in Coimbatore, first of its kind hearing aid fitting in 7th street Gandhipuram which is presently at Bharathiyar Road.

  • 1997

    HAC established in Hyderabad, Andhra Pradesh.

  • 2002

    HAC Speech and Hearing clinic was established in Riaz Garden, Chennai

  • 2005

    In Chennai, HAC was further expanded in Adyar.

  • 2007

    In Chennai, HAC was further expanded in Anna Nagar.

  • 2009

    As the brand started getting popular,a few more establishments were started in Salem, Puducherry, Tambaram and Purasavakkam in Chennai and R.S Puram in Coimbatore.

  • 2011

    In Chennai, HAC was further expanded in Vadapalani.

  • 2012

    The First Auditory Habilitation Unit in Coimbatore for Cochlear Implant- speech therapy under the brand HAC and named it as HAC Auditory Habilitation Unit.

  • 2013

    • Expansion of HAC in Riaz Garden, Chennai
    • HAC established in Madurai
    • Established HAC Auditory Habilitation Unit in Madurai for Cochlear Implant- speech therapy
    • HAC is enter into a MOU with the TN Govt Medical Colleges under Chief Minister’s comprehensive health insurance scheme for Post Operative Cochlear Implant Auditory Verbal Theraphy
    • 2013 made HAC a stronger brand in the hearing health care field extending its expertise into the rehabilitation of Cochlear Implantees.

  • 2014

    Established HAC Auditory Habilitation Unit in Trichy for Cochlear Implantees.

  • 2015

    • Branched out in Coimbatore- Trichy Road
    • Established HAC and HAC Auditory Habilitation Unit in Tirunelveli for Cochlear Implant- speech therapy

  • 2018

    HAC established in Erode with Precision hearing diagnostic unit and hearing aid fitting.

  • 2020

    HAC established in Trichy with Precision hearing diagnostic unit and hearing aid fitting.