Final answer:
The ballet company that fits the description is 'Company'
Step-by-step explanation:
The ballet company that fits the description provided is Company. Company is known for providing contrast and artistic competition for another major ballet company, and it often struggles to maintain a solid financial base. This ballet company is considered a pillar of the era, along with other productions like Pippin, Jesus Christ Superstar, The Rocky Horror Show, Chicago, and A Chorus Line.