Complex sentence: His former practice, Arkitektfirmaet C. F. Møller, which he founded in 1924, still exist and bears his name and is today the largest architectural firm in Denmark with branch offices in several countries.
Split into simpler sentences: His former practice, Arkitektfirmaet C. F. Møller, which he founded in 1924, still exists and bears his name. It is today the largest architectural firm in Denmark with branch offices in several countries.