Answer the following question: - years active is 1983 -- 1987 , 2015-present    - past members is gregg bozzo david sikes giuffria chuck wright tom quinton lanny cordola rick    - origin is united states    - genre is aor rock , heavy metal , hard rock , arena rock , soft      - background is group_or_band    - label is mca    - current members is david glen eisley craig goldy alan krigger    - associated acts is rough , house of lords , sorcery cutt , dio , angel , quiet riot    Given the details above, guess who could this information be about.
Answer:
giuffria