Mid-California Taekwondo was initially part of the Choong-Sil Taekwondo Federation from 1992 to 2006, under the leadership of Grand Master Robert Hardin.

In 1997 the office of Mid-California Taekwondo moved to Modesto, California. 

In 1999 Ms. Schwartz began another MCTKD school in Visalia, California. 

In August 2003, Ms. Marian Schwartz moved to Modesto to work full time with Dr. McCain.  In August 2003 Mid-California Tae Kwon Do moved into its new location in Modesto. The 3200 square foot school has been a place of blessing.  The students now enjoy a new facility and modern workout area.   

In February 2006 the Christian Taekwondo Fellowship was formed by Dr. McCain.  The new martial arts association has begun a new era for the Mid-California Taekwondo schools of California.   There is great hope that other Christian Taekwondo school owners will join the organization to promote biblical principles of life, and the power of meekness in the life of true warriors. 

In June 2006 Dr. McCain achieved the rank of 6th Degree Black rank - Master Brad Whitlow, 8th Degree Black Belt, Officiated.

In August 2006 Dr. McCain formed the Christian Taekwondo Fellowship, and brought all MCTKD schools under that new organizational structure. 

In August 2009 Mr. Johnny Varela, 3rd Degree Black Belt, assumed the ownership of the Woodlake MCTKD school.  In 2012 Mr. Varela was promoted t 4th Degree Black Belt in the CTF and WTA.

In June 2011 Dr. McCain was promoted to 7th Degree Black by the Christian Taekwondo Fellowship

In June 2011 Ms. Schwartz passed her test for 6th Degree Black  by the Christian Taekwondo Fellowship and World Taekwondo Alliance, officiated by Dr. McCain and Master Brad Whitlow

In June 2012 Dr. McCain was promoted to 7th Degree Black Belt by the  World Taekwondo Alliance and the Choong Sil Taekwondo Federation.

In January 2016, Dr. McCain turned Mid-California Taekwondo to Chris and Sara Pezzoni (new owners) but will continue as the director of the Christian Taekwondo Fellowship. Sara Pezzoni was promoted to 2nd Degree Black Belt in June 2017 by both the Christian Taekwondo Fellowship as well as the Choong-Sil Taekowndo Federation.

Mrs. Pezzoni was promoted to 3rd Degree Black Belt  in June 2019 by both the Christian Taekwondo Fellowship as well as the Choong-Sil Taekwondo Federation.