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Since 1925 JM Cooper Co., Inc. has been fabricating and installing countless varieties of sheet metal work.  Specializing in residential and light commercial projects, every job is handled with meticulous care and made sure to be “done right the first time.”







1015 Aquidneck Avenue
MiddletownRI 02842




"J.M. Cooper has been providing my company with quality copper and metal fabrications for the past 2 decades. I am an advocate for supporting second generation businesses, and enjoy working with George Oliveria and his son David. Both George and David are men with the highest values and produce exceptional products no matter how difficult the task may seem, and top it off with friendly customer service."


-Timothy Downes of Downes Buidling Company Inc


"I have been doing business with Dave Oliveira of J.M. Cooper Co. Inc. for the past twenty years. I consider him to be a huge asset to my company. His work has always met and exceeded my expectations, and more importantly, the expectations of my clients.Dave always performs in a timely and professional manner, and is always quick to respond to any calls. His artistic abilities are invaluable when designing complicated flashing details. I would confidently recommend him to any client or contractor."


-Ken Schwartz, Owner K&R Construction LLC


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