Reformed theology places Christ ahead of everything else...
And he is before all things, and by him all things consist." -- Colossians 1:16-17."For by him were all things created, that are in heaven, and that are in earth, visible and invisible, whether they be thrones, or dominions, or principalities, or powers: all things were created by him, and for him:
Just as Reformed theology acknowledges God is in control of all His creation, and recognizes the Holy Spirit moving through and active in every moment in the lives of believers.
"For it is God which worketh in you both to will and to do of his good pleasure." -- Philippians 2:13
If you're interested...
Placing any religion ahead of God places a believer out of fellowship with Him. Reformed theology is no exception. If the believer returns to God through faith in Christ and studies from their pastor-teacher, then many aspects of Reformed theology might be used by God the Holy Spirit to further sanctify the believer.