adjective.
accountable
noun.
One who renders account; one accountable.
noun.
A reckoner, or someone who maintains financial matters for a person(s)
noun.
One who is skilled in, keeps, or adjusts, accounts; an officer in a public office, who has charge of the accounts.
noun.
One whose profession includes organizing, maintaining and auditing the records of another. The records are usually, but not always, financial records.