Database: movies_4
Question: List all companies who worked in the movie 'Ultramarines: A Warhammer 40,000 Movie.'
SQL: SELECT T1.company_name FROM production_company AS T1 INNER JOIN movie_company AS T2 ON T1.company_id = T2.company_id INNER JOIN movie AS T3 ON T2.movie_id = T3.movie_id WHERE T3.title = 'Ultramarines: A Warhammer 40,000 Movie'