1. Choose a business name for the corporation and check for availability. Learn about forming and registering your business online, and how to complete other types of business filings.Register your business (opens in a new tab). This guide will help you file formation documents, get tax identification numbers, and set up your company records. A Business Filing Services account is required for all online filing. New entity filing forms are available on the "Initial Forms" tab. Unsure how to get started with forming your corporation in Pennsylvania? (ii) The creation or filling of vacancies in the board of directors. (iii) The adoption, amendment or repeal of the bylaws. To form an LLC, a Certificate of Organization is required to be filed with the Corporation Bureau of the.