W. Michael (Mike) Armstrong

Mike is a lifelong resident of the City of Oshawa. After obtaining his undergraduate degree from the University of Waterloo, Mike went on to study law at the University of Ottawa.

Mike’s practical approach to law has created many long-standing relationships with clients, colleagues and local businesses in the Region of Durham. Mike routinely offers his wealth of legal expertise to clients in the areas of Real Estate, Estate and Administration Law and Corporate Law, and has developed a broad client-base in his more than four decades of legal experience. He is a trusted advisor who is always willing to share his wisdom with the MBAA Law team.

Mike has dedicated much of his adult life to serving his fellow Oshawa residents. He was previously elected as a Councillor for the City of Oshawa and has volunteered his time to serve on various boards of directors throughout the Oshawa community. In his spare time, Mike enjoys spending time on the golf course and socializing with family and friends. He is a proud member of the Law Society of Ontario, Canadian Bar Association, and the Durham Region Law Association.

Mark D. Armstrong

Mark practices in the areas of Real Estate Law, Estates and Administration Law and Corporate Law.

Mark is proud to have grown up in Oshawa and is now raising his own family here in the Durham Region. After graduating from O’Neil C.V.I., Mark attended Brock University to obtain an Honours Bachelor of Sports Management degree. Mark worked for several years in the golf industry before completing Law school at Bond University in Queensland, Australia where he graduated with his Juris Doctorate (J.D.).

Mark has always been involved in his community, participating and coaching in a variety of sports such as hockey, golf, skiing, soccer, and lacrosse. Mark was an active member of Canadian Professional Golfers Association in which he played a number of professional golf tournaments and provided instruction to golfers across Ontario. Mark was also an active member of the Canadian Ski Instructors Alliance in which he achieved his level 2 Ski Instructors Certificate.

Currently, Mark is a member of the Greater Oshawa Chamber of Commerce, sits on the board at the Oshawa Golf and Curling Club and is a proud member of the Law Society of Ontario, Canadian Bar Association and the Durham Region Law Association.

Alex Henderson

Alex is a lifelong Durham Region resident. After graduating UOIT (now Ontario Tech University) with highest distinction, Alex attended the University of Windsor Faculty of Law. During his final year of law school, Alex served as the Editor-in-Chief of Windsor Law’s only student-run academic journal, the Windsor Review of Legal and Social Issues, where he had the privilege of hosting Supreme Court Justice Suzanne Côté while chairing the 2017 Canadian Law Student Conference.

After completing his articles at a reputable full-service firm in downtown Toronto, Alex decided to return home and build his practice in the Durham Region. Alex’s practice is focused in the areas of employment law, real estate, corporate law, and wills and estates. In his free time, Alex loves watching and playing a variety of sports, watching classic movies, playing his guitar, trying new restaurants, and spending quality time with family and friends.

Alex is thrilled to be a member of MBAA Law and looks forward to expanding his client-base with one of Oshawa’s most trusted law firms.