J & M Aluminum
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J & M Aluminum
J & M Aluminum, Inc. has been family-owned and operated since we opened our doors for business in 1969. Our company has over 47 years of experience in the aluminum construction industry. We stand apart from our competitors because of our extensive inventory, equipment, and expertise. Stop by our showroom to see our entire line of parts and supplies.

We take great pride in the reputation we have built over the years. Our customers have told us our quality craftsmanship and customer service is unmatched. When you do business with us, you do business with Tampa Bay's leading expert in aluminum products. John and Michael DeCosmo started J&M Aluminum in 1968 with a startup of only $25.00 each by doing small rescreen jobs and house gutter.
Services
J & M Aluminum, Inc. has been improving properties throughout Tampa Bay and surrounding areas since 1969. We specialize in screen rooms, sun rooms, carports, patio covers, awnings, railings, pan roofing, hurricane protection, do-it-yourself or installed, and so much more. We are also the leading expert in re-screen's and re-vinyl's on windows and doors.
Since 1969, J & M Aluminum, Inc. has been the trusted name in screen enclosure design and installation. Our team is experienced, innovative, and efficient. We custom design an enclosure to fit the aesthetic and design of your property. Our enclosures can handle storms and years of wear and tear with grace.
J & M Aluminum, Inc. has fabricated & installed carports for a variety of different locations, including residential homes, condominiums, apartment buildings, commercial buildings, industrial plants, churches, schools, hospitals, and public facilities. Our carports are engineered to meet industry standards and are custom designed to your specifications.
At J & M Aluminum, Inc. we have created custom, security railings in the Tampa area for over 50 years. Our aluminum railings are constructed to ensure durability and structural integrity while enhancing the look of your residential or commercial property. Many different styles and designs are available, as well as custom designs if you have a specific vision in mind.
J & M Aluminum, Inc. wants to make you ready for hurricane season with our many styles of hurricane and storm protection products. We are your local experts for storm protection. We offer removable storm panels, accordion shutters, decorative aluminum shutters, and more. For a free estimate, call us now at (727) 521-2675.
Reviews (13)
David McIntire
David McIntire
Jan 28, 2022
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Requested a quote over a week ago. The woman I spoke to was very friendly but I have not received a return call to schedule the free quote. Obviously they must not need my money or job so I will not be using them.
Keshia Bradford
Keshia Bradford
Oct 19, 2021
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I just read a review from someone who experienced what I'm experiencing right now. I stopped by and spoke to a gentleman that assured me someone would come out and measure. That was two weeks ago and I haven't heard from anyone yet. I called them four times and they keep telling me the same thing(someone will call me to set up a time for a measure). I haven't heard from anyone yet!
Kyle Poulain
Kyle Poulain
Sep 21, 2021
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Don't bother with these guys. They can't read a tape measure. I asked 3 times over the phone to verify the size of a product. Drove 2hr round trip to return with nothing because they don't know the difference between 2 1/8 vs 1 7/8
Bill Hoffman
Bill Hoffman
Aug 27, 2021
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Needed some work done after installation. Had an appointment with Mary Beth, she never showed or called. I called several times over the next few weeks with no return call. Terrible service after the sale. We will never use this company again!
Angela Steen
Angela Steen
Jun 23, 2021
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I’m sure J&M is very busy. That’s no excuse for their lack of customer service. Appears by reading the reviews that this is the norm for them. I signed contract for enclosure in September and it was finally installed about 4 months later. The side of my enclosure was damaged by roofers and am needing a replacement for it. Additionally, my enclosure is leaking BAD!! All along one of the seams, water pours out and along the wall, the water pours down. I’ve called. I’ve emailed. I emailed and called them 6/12 regarding the replacement trim and 6/18 regarding the leaks in my new enclosure.
Linda M.
Linda M.
Jan 06, 2021
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J&M Aluminum just finished installing gutters along the front of my house, they did a nice neat job.
G. S.
G. S.
Aug 11, 2020
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If I could give these guys 10 stars I would! That's how happy I am with their service from start to finish. They gave me options and worked within my budget. Even the owner came out to do the final measurements. Another big benefit is they do not sub-contract. Their install crew was professional and neat. Strongly recommend you get an estimate from J&M Aluminum for your gutters, carport or screened-in room. You will not be disappointed! Next I'm contacting them for storm protection panels.
A. C.
A. C.
Jul 15, 2018
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Mixed feelings, but mostly a difficult experience.

Positive: Sales person came out to the house and was personable and easy to work with. The installation work itself was excellent and they were conscientious.

Negative: The estimated time frame of 8-10 weeks turned into 18 weeks. After no communication from them, I called at 12 weeks and 17 weeks. Both times, they didn't follow through with what they told me. They've got a problem with customer service, communication, and time frame estimation. Also, there are lines on the product from a black permanent marker where the metal
Mimi K.
Mimi K.
Jul 06, 2017
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I went in to view storm doors and I order a stock screen door on 4/28. 4-weeks later they still did not have it in stock and I cancelled. I was also priced at least $150 more than a similar door at Lowes and Home Depot. By the time my order arrived I had already had my door installed by Lowes a week earlier. When I cancelled, they said they would refund my $200 deposit when they sold the one I had ordered. I went by yesterday (6 weeks later) and no one knew where the door was (which means there was NO possibility that they ever tried to sell it). Multiple people could have bought that door
Robin N.
Robin N.
Nov 25, 2016
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Purchased my custom measured 4' screen slider door for my 8' slider. Very well made.

Chris took measurements, ordered my door and had it in store ready for pick up in 2 days.

Brought the door home, fit perfectly and the wheels are easily adjustable with a Phillips head screwdriver.

Priced very reasonable!
Buzz V.
Buzz V.
Apr 26, 2016
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I have been waiting to post this review. How this company stays in Business I have no idea. They took my order 3/22/2016 and Mary Beth said they would start the work in 3 to 4 weeks and I said great because I was heading back north in about 6 weeks and she said ok no problem. today is 4/26/2016 and they called me at 1:00PM today and said that the crew was heading over to my place to do the work. I was about 45 minutes away. Wouldn't you think that they would have called in the morning to let me know what time to expect them? The workers were great and did an excellent job. A called called
Victoria I.
Victoria I.
Jan 11, 2016
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Designer Marybeth needs to have better people skills. Told job would be done first week of December. room not done until the first week of the new year with issues on first inspection. Chris and Mary beth both Have told flat out lies to me and the older home owners daughter. Beware of J and m
Dawn R.
Dawn R.
Jan 12, 2015
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Designer MaryBeth is great! If they ever lose her they fail. They pull the permits for the project, BUT, worker men are careless with their trash. There was small aluminum pieces and screws left around the work area. We believe any company should clean after themselves, when paying half down & balance due the day they complete the job. They were ringing the phone wanting payment ASAP after we waited weeks for them to start the job, because they are short staffed. Now the roof is leaking & we question if we want to call them for repair, or will they make it worse. We should have waited