Blackthorn Bookkeeping is a dynamic organization dedicated to handling the bookkeeping, cost accounting and tax preparation needs of your business. Every business is different, and we will custom design any of our bookkeeping services to meet your bookkeeping, cost accounting, and tax preparation needs. Blackthorn Bookkeeping offers a full range of services for the business that just needs someone to handle their tax returns to the business that requires full handling of their daily bookkeeping and cost accounting operations