John Adamson offers legal services in Oshawa. John Adamson is available as a barrister, a legal advisor, a defense lawyer and even more. This lawyer can tackle your legal needs on marital concerns and can help in the situation of temporary visa, permanent residency or citizenship. This lawyer has the ability to treat your legal business obligations and can aid you with occupational health safety, collective bargaining, employee privacy, legislative advice and drafts of contracts. more... See more text