Complex sentence: The Swanson brothers and Van Arman also run Jagjaguwar; the two labels had worked closely together before Jagjaguwar's offices moved to Bloomington to work alongside Secretly Canadian's.
Split into simpler sentences: The Swanson brothers and Van Arman also run Jagjaguwar. The two labels had worked closely together before Jagjaguwar's offices moved to Bloomington to work alongside Secretly Canadian's.