Over the years, it evolved into a High School and later into a Higher Secondary School under the able leadership of 24 Principals and their teams.  

  In the year 2000, Flaiz Adventist College was established offering four undergraduate courses affiliated to the Andhra University. The establishment of Flaiz Adventist College was supported by Mrs. & Mr. Ronald Wilkinson, the grandson of Dr. T R Flaiz. In 2013, affiliation was transferred to the Adi Kavi Nannaya University, as per Government orders.  

   In the year 2012, the Theology Department was established, offering a two-year certificate program. In 2015, it was upgraded to a four-year undergraduate program in Theology (B Th).  

    In 2016, the Education department was established, offering a four-year Bachelor's degree in Elementary Education (B E Ed).