Johnny Nicholson

Director of Facilities

Johnny Nicholson joined our staff as the Facilities Director in the spring of 2016. He and his wife Karen have been attending AOC since 2002. They have been married for over 30 years, have two adult children and 3 grandsons. Johnny has a degree in Management from Park University and in his spare time he enjoys cycling, golf, reading, and listening to music.

Contact Johnny via email or call (512) 891 1611


Andrew Sustaita

Lead Maintenance Tech

After receiving a license in H VAC&R Andrew joined the United Stated Navy as an Electrician's Mate in 2008. He served four years on board the USS Abraham Lincoln as an electrician for the Power Distribution Shop. In 2012 Andrew returned to Austin, where he has continued his career in the maintenance field. In his spare time he enjoy fishing, playing guitar and going to the gym.

Contact Andrew via email or call (512) 891-1611


Peggy Finnigan


Peggy is part time receptionist, mother of two sons, six grandchildren,  and three great grandchildren. She knows God is in charge and is glad she is not.

Contact Peggy via email or call (512) 891-1600