HHL Law Firm LLP have been servicing the legal needs of businesses and individuals in Newmarket and surrounding communities since 1978. Hill Hunter Losell Law Firm LLP was established in 1999 through the merger of two local legal firms: McChesney Rogers Law Firm and Hunter, Losell and Corbett. In 2017, Ken Hill retired, and the partnership was renamed HHL Law Firm LLP.

The law firm has grown with the community. Its experienced lawyers and support staff provide a wide range of legal services to individuals, private businesses, municipal corporations, public authorities, and charitable organizations.

The firm's commitment is to offer effective, responsible, and prompt legal representation. The focus is on achieving the best and most practical legal and business results for clients.