Lon has been practicing law in Toronto since 1982.  Originally a securities and corporate-commercial lawyer, he began working exclusively in the entertainment industries in 1986 with Peter Steinmetz & Associates.   From 1987-1992  Lon worked at Atlantis Films (predecessor of Alliance Atlantis Entertainment) as Vice-President, Business Affairs where he initiated and headed up the business & legal affairs department. At the end of 1992, Lon left Atlantis to start what is now known as Hall Webber LLP: a law firm dedicated to entertainment law.

Lon practices primarily in the areas of production, distribution, talent, financing and business transactions, as well as errors & omissions, on behalf of corporate and individual clients in the film, television and digital media sectors.

In addition to his legal practice, Lon has acted as an Independent Film & Television Alliance (IFTA) Arbitrator; and has executive produced a number of films and television productions, including Meeting the Beatles in India, Omega Man (Bell Media’s Engraved on a Nation series), Pet Project (life network, Canada; Animal Planet, USA) the Gemini Award-winning The Surreal Gourmet (Food Network, Canada and USA), Crash My Kitchen (Food Network, Canada) and Tooned! (Teletropolis, Canada).