"As always, friendly, knowledgeable, and efficient work by John + his co-workers. They were on time, finished on time, courteous and did a great job." - B.B. from Silver Springs             "You guys are AMAZING! It was a pleasure working with John and getting to know Adam and the company he is building." - Gena Rotstein in Ramsay             "This has been one of the better home renovations experiences we have ever had. Thank you. Dan has been terrific to deal with, and it's clear he takes real pride in his work. His crew is great too." - John and Brenda Fischer in Coach Hill             "From the initial contact, through the quotation into the ordering and coordination of the install, and finally the install of a quality product! I cannot say enough good things about this project. Thanks to all involved and to John for a great job." - Ken Lysohirka in Airdrie             "It was a pleasure working with everyone from start to finish. Jim did a great job and I have absolutely no issues or concerns. Thanks to Garry, Pat, Aaron (sic)(Adam), Jim and his crew for a job well done. I will definitely refer your services." - Daniel Hershcovis in Acadia             "John Holt is incredible! Very skilled, friendly and hard working. We want to have John and his sidekick back when we do the basement. Great work John! Thanks so much. John should be at all of your sites." - Lorne Duncan / Jody MacLeod in Crescent Heights             "Window quality was fantastic! Installation went smoothly. Any problems discovered were rectified immediately. Installers were friendly and punctual. Would recommend to friends." - U.K. in Edgemont             "Josh was great. Answered all questions and addressed all issues. Was very responsive, knowledgeable, and even took pictures of the roof post completion. Install was smooth and installers kept garbage to a minimum." - Nick Lee in Mount Pleasant             "I was very pleased with the installation Wes did and he is a friendly and knowledgeable contractor. I am thrilled with the door itself, already feel a difference in the (warmer) temperature of the room at night." - L.S. in Oakridge             "I am very happy with the end result, their price is very competitive, and they even got it done ahead of schedule." - William in SW Calgary & Edmonton             "I was blown away by the quality of workmanship."           "This project was completed on time as promised and for the quoted price. I will be referring my friends to MAXgreen for any future renovations they have." - Kevin in SW Calgary & Edmonton           "Adam even phone up after a couple of days to see if I am satisfied with everything. I'll recommend them anytime." - William in SW Calgary & Edmonton           "We had no concerns leaving our home in Jim's hands and quite often Jim and crew went above and beyond our expectations helping us understand the processes and ensuring the installation met a high standard." - Robert Quitzon in Hawkwood           "We are delighted." - Wayne Cox and Shirley MacKay in Sandstone           "As we expected from prior online testimonials, Adam, Jim, and Matt were exceptional. We were very impressed with the punctuality and professionalism with which the project was completed and we will definitely be contacting you again as we progress with our updates."- Tom and Susan Murphy in Langdon "Very pleased with the professionalism of entire crew from estimator to installers. Questions were answered, concerns addressed immediately. Would highly recommend this company." - Anonymous in Mountview           "When it came to installation, Jim Ross was a great installer and awesome resource. He clearly answered many questions we had and upon completion Jim and his crew left our place clean and tidy. Other than the great new windows you couldn't even tell they had been there." - Robert Quitzon in Hawkwood            "Great job. Renters were very pleased with quality." - Jason Dumanowski in Queensland            "Very pleased with the entire process and the installers were very professional." - Scott Bruce in Citadel            "Adam was great, the installers were on time, friendly, clean and thorough. They did a great job and the new windows are warmer and look great. Thanks so much!" - Sarah Andre in Tuxedo           "Fantastic Service!!! Thank you. Really, it was a great experience. Thank you for the awesome job." - Joe Pereira in Glamorgan            "Windows look great! Makes a huge difference in the noise from the street. Bedrooms are much quieter - more soundproof." - Angela in Oakridge            "Wonderful job and good work ethics. Entirely satisfied with this project." - Mel and Brenda Linn in Maple Ridge            "Jim and crew worked very hard and put in a very good effort. They seemed to work efficiently to finish in 5 days and worked around the weather. The results look very good. They seem to take great care in doing a good job." - Ken Shinya in Oakridge            "It is a pleasure to do business with a company who stresses the importance of customer service as well as a quality product." - Tom and Susan Murphy in Langdon            "A great experience with what has been a challenging situation. Professional, punctual, communicative. A beautiful end result. Thanks!" - Cindy Luntley in Bowness            "I appreciated the professionalism of Jim and his crew. He was able to answer any questions and fix any problems. The crew took their time to do a great job from installation to clean up. Thanks!" - Janet Lokhorst in Evergreen            "Very impressed with MAXgreen. Windows look great. One thing that really stood out was attention to detail. I would not hesitate recommending MAXgreen to my family and friends. Well done." - Anonymous in Pineridge           "Did a great job and looks great. On time as per schedule." - Anonymous in Citadel            "Great job from start to finish - Thank you." - Rebecca and Steve Brown in Edgemont            "Installers are very clean when it comes to taking out old windows, all trash was taken away and yard cleaned. Thank-you." - Wendy Watt in Lake Bonavista           "All of the staff were fantastic. I would recommend your company to others. Thank you!!" - Anonymous in Citadel            "Excellent Team! Super satisfied with MAXgreen and will definitely recommend to friends and family." - Anonymous in Evergreen            "House windows and doors replaced. Workers showed up on time / early. Very happy to solve small issue. Went above and beyond my expectations. The new windows and doors look marvelous." - Bonnie Loucks in Canyon Meadows           "Windows look great...crew is very friendly, efficient, and professional. I will definitely get more windows from MAXgreen." - Sol Aragones in Bridgeland           "We are satisfied with the new windows and installation. We appreciated Jim taking his time to do a good job. We definitely recommend MAXgreen to our friends." - Anonymous in Edgemont           "If we had any questions or concerns, they were addressed in a very timely and professional manner." - Anonymous in Ranchlands            "We are very pleased with our new windows. The installers put in the windows in record time even though it was very cold. We appreciated their courtesy, sense of humour and professionalism - We would highly recommend MAXgreen in the future" - Sue and Walter Klimuszko in Scenic Acres            "Top quality job. Very happy. Will come to you again in the future for our entrance door and to open one wall for an additional window." - Jessie Shen and Khris Huxley in Inglewood           "Overall the entire process we had with MAXgreen was very pleasant. Garry Kornelsen was a great consult and answered many questions we had." - Robert Quitzon in Hawkwood           "We are so pleased with the fantastic work John did today - fast, efficient and done to perfection." - D. Harris in SE Calgary & Edmonton            "I think your price point and service standards equate to great value. Thanks for your work on our windows." - Bill in Douglasdale            "We would recommend (MAXgreen) to our friends anytime and we are happy with the work (the crew) did under the conditions they were faced with. All in all a job well done. Pat those boys on the back." - Allan in Westgate           "We are absolutely thrilled with our new windows as are our neighbours, friends, and family!" - Sue in Mountview            "My compliments to your installers - left the site as if they weren't even there." - Victor in Temple            "I am extremely happy with the whole experience." - Kevin in SW Calgary & Edmonton            "Jim and his crew did an excellent job, cleaning up at the end of each day, and then they cleaned all the windows inside and outside at the end." - William in SW Calgary & Edmonton           "John went above and beyond what the contract called for." - Jeff in NW Calgary & Edmonton            "Jim was very informative and friendly. He took the time to explain how the installation is done and suggested a wider trim for the door after he installed itto make the appearance look better." - Victor in Temple           "They rebuilt my wall and even replaced and refitted our inside trim. My house was left spotless and the windows are fantastic." - Margo in McKenzie Lake "They were very professional and I have absolutely no hesitation in recommending them to anyone/everyone." - Sue in Mountview           

Your LEAK-PROOF HOMES Experts for Calgary Windows, Calgary Doors, Calgary Roofing, and Calgary Siding

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Customer Rated and Recommended

MAXgreen Windows, Siding and Roofing believes that homeowners shouldn't have to be inconvenienced to ensure a LEAK-PROOF and COMFORTABLE home, and that they should feel great about their exterior renovation experience and giving back to their community.

$10 from every Calgary and Edmonton window and door and $50 for every full Calgary and Edmonton Siding or Calgary and Edmonton Roofing replacement project that we supply and install is donated to local charities, half of that to MAXgreen's charity of choice and half to that customer's charity of choice.


"To ensure homeowners are educated

about how to LEAK-PROOF their

most important investment,

and that long term savings

typically outweigh short term savings,

while raising money and awareness for local charities."


"To help change the perception and

expectations of the construction industry,

and show that a Triple Bottom Line

can be a model for any type of business

across any industry."

  • MAXgreen Believes ALL HOMEOWNERS deserve a COMFORTABLE and LEAK-PROOF home FOR GOOD.
  • MAXgreen Believes you should NOT have to replace windows, doors, roofing, and siding every 10-20 years like many companies are banking on.
  • MAXgreen Believes the renovation process should be STRESS-FREE and CLEAN.
  • MAXgreen Believes ALL companies should feel the obligation to give back to their community and their planet, and that TRIPLE BOTTOM LINE BUSINESSES SHOULD BE STANDARD.

MAXgreen is a Calgary, Alberta based, Award-Winning Family of dedicated home improvement experts, committed to 100% satisfaction and NEVER CUTTING CORNERS to cut costs.

We are committed to educating all homeowners about how to LEAK-PROOF their homes and avoid costly repairs or replacements in the future.

We are also committed to giving back to the community through our MAXcommunity by MAXgreen program, which DONATES $10 to deserving charities for EVERY window and door replaced and $50 for every full Roofing or Siding project.

MAXgreen gives back to the planet by emailing quotations, contracts, and invoices to save paper; planting a tree for every window and door replaced and 5 trees for every roofing or siding project; and offsetting our marketing printing needs by purchasing Carbon Offset Credits from TheCarbonFarmer.ca.

  • We offer environmentally friendly Fiberglass windows and doors, as well as more commonly sought after Vinyl (aka PVC) and Metal Clad Wood Windows.
  • We offer environmentally friendly KWP NatureTech Eco Side Engineered Wood Siding, as well as James Hardie Siding, Cellect Cellular Siding, and Vinyl Siding.
  • We specialize in environmentally friendly, 95% Recycled, EuroShield Rubber Shake and Slate Roofing, as well as Metal and Asphalt roofing solutions.

MAXgreen’s extensive Installation Quality Standards, Manufacturer Quality Standards, Customer Service Standards, and Caring Family members ensure that we consistently meet the high expectations we set for ourselves and our customers have come to expect from our Award-Winning and Well Reviewed Calgary Windows, Doors, Roofing and Siding company.

Our Quality-Committed Expert Installation Technicians and Expert Project Consultants ensure a smooth, organized and clean experience for all of our customers.

We are dedicated to achieving 100% customer satisfaction by providing timely, detailed and accurate written quotes, by meeting all deadlines and commitments, by providing only quality products and installations, and by treating our customers' homes as if they were our own.

We look forward to the opportunity to get to know you and discuss the efficiency and comfort solutions we can offer for you, your family, and your home.

Call (403) 805-GREEN (4733) Today!

Edmonton Phone: 780-266-GREEN (4733)

$10 from every Calgary and Edmonton window and door and $50 for every full Calgary and Edmonton Siding or Calgary and Edmonton Roofing replacement project that we supply and install is donated to local charities, half of that to MAXgreen's charity of choice and half to that customer's charity of choice.

Read our Frequently Asked Questions

Read our Frequently Unasked Questions (But Questions You SHOULD Ask)

We accept: