The normal business formwithin the professions is that of partnership. The firm may use the word 'company' in its name but must not use the word 'limited'.
Companies can enter into partnership with each other.
Partners are usually individuals and there must be at least 2 partners. Some professions are permitted to extend this to make a partnership without a legal maximum. A single transaction may suffice. Liability Every partner is liable without limit for the debts of the partnership. Liability is joint and several.