This problem is for the 2021 tax year. Ryan Ross (111-11-1112), Oscar Omega (222-22-2223), Clark Carey (333-33-3334), and Kim Kardigan (444-44-4445) are equal active members in ROCK the Ages LLC. ROCK serves as agent and manager for prominent musicians in the Los Angeles area. The LLC's Federal ID number is 55-5555556. It uses the cash basis and the calendar year and began operations on January 1, 2009. Its current address is 6102 Wilshire Boulevard, Suite 2100, Los Angeles, CA