PKF O?Connor Davies is a top 30 accounting firm in the United States. The firm offers a wide range of services including accounting, auditing, tax planning and compliance, business consulting, and IT consulting. PKF O?Connor Davies serves clients in a variety of industries including healthcare, construction, real estate, and financial services. The firm was founded in 1891 and has grown rapidly through a combination of organic growth and strategic acquisitions. PKF O?Connor Davies is committed to providing exceptional service to its clients and has a strong reputation for quality and integrity.