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Business Details
31 Years
experience
Emergency
services
Trusted California Roofing Experts Since 1995
Grandmark Energy has been a trusted name in California's roofing industry since 1995. Our family-run business combines decades of experience with a commitment to solving root causes rather than applying temporary fixes. We specialize in residential and commercial roofing solutions, including repairs, replacements, inspections, and energy-efficient upgrades. Our team uses premium materials and code-compliant methods to ensure structural integrity while prioritizing clear communication and customer satisfaction.

With service areas spanning Fresno, Sacramento, Bakersfield, and surrounding regions, we treat every project as if it were our own home. Our dedication to quality craftsmanship and community-focused service has earned us recognition as a GAF Master Elite certified roofing contractor.
Services
Roof Repair Roof Replacement Roof Inspection Commercial Roofing Energy-Saving Upgrades Emergency Repairs Metal Roofing Flat Roofing Tile Roofing
Served areas
  • Clovis, Elk Grove, Merced, Kingsburg
Details
  • Year established: 1995
Highlights and features
  • We have over 30 years of California-specific roofing experience
  • We solve root causes, not just apply temporary patches
  • We use premium materials with code-compliant installation methods
  • We guarantee our work with comprehensive warranties
  • We provide free roof inspections with no-pressure consultations
Associations and certifications
  • GAF Master Elite
What people say
Very professional Helped me find the problem Great service Knowledgeable of his company Professional and helpful
Offices
Grandmark Energy
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Grandmark Energy
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Services
Roof Repair
Our comprehensive roof repair service addresses leaks, missing shingles, flashing issues, and structural damage using premium materials. We prioritize identifying root causes rather than temporary fixes, ensuring long-term protection against California's varied weather conditions while maintaining your roof's integrity and aesthetic appeal.
Roof Replacement
We specialize in full roof replacements using durable materials like asphalt shingles, metal, and tile. Our expert team ensures proper installation with code-compliant techniques, offering energy-efficient options that enhance property value while providing lasting protection against environmental elements through meticulous craftsmanship and quality materials.
Commercial Roofing
Our commercial roofing solutions include flat roof systems, TPO membranes, and metal roofing tailored for business needs. We offer specialized services like roof coatings, maintenance programs, and emergency repairs designed to minimize downtime while ensuring compliance with industry standards through our GAF Master Elite certified expertise.
Roof Inspection
We provide thorough roof inspections using advanced diagnostic techniques to identify hidden damage, wear patterns, and potential vulnerabilities. Our detailed reports include actionable recommendations for maintenance or repairs, helping property owners prevent costly issues while extending their roof's lifespan through proactive care.
Energy-Saving Upgrades
Our energy-efficient solutions include cool roof systems, solar-ready installations, and attic insulation upgrades. These services reduce energy consumption while maintaining structural integrity, combining advanced materials with expert installation to deliver long-term cost savings and environmental benefits for residential and commercial properties.
Questions
What types of roofing services do you offer?
We provide residential and commercial roof repairs, replacements, inspections, emergency services, and energy-efficient upgrades including metal roofing, flat roofing systems, and solar-ready installations.
Do you offer financing options for roofing projects?
Yes, we offer flexible financing options to help homeowners and businesses manage roofing costs with no-pressure consultations and transparent payment plans tailored to your budget.
How can I schedule a roof inspection?
Contact us through our website or call (866) 671-2677 to schedule a free, no-pressure roof inspection with our certified technicians available across California's Central Valley.
Are your roofers certified and insured?
Yes, we're GAF Master Elite certified with CSLB #1030917 licensing, fully insured, and our team undergoes continuous training to maintain industry-leading standards for safety and craftsmanship.
What areas do you serve?
We serve Fresno, Sacramento, Bakersfield, Visalia, and surrounding areas across Fresno, Sacramento, Stanislaus, San Joaquin, Merced, Kings, and Tulare counties with prompt, professional service.
Do you handle emergency roof repairs?
Yes, we offer emergency repair services for urgent roof damage situations, providing rapid response to protect your property from further harm with temporary and permanent solutions.
Reviews (26)
Connie Kroeker
Jun 28, 2022 Report
Gus Gonzalez was the technician who came was to fix my air conditioner on my mobile home. He was very pleasant and knowledge. He was able to locate the issue quickly and resolved it quickly too. This is a very satisfied customer and I will be using them again for anything else that may arise. Job well done!
Cecelia McAllister
Jun 21, 2022 Report
Antonio Sandoval, Mckay Biggler, Leo Castillo, Miguel Colima, and the rest of the team were very professional. They did a great job! They were really knowledgeable and made the repairs quickly. They not only repaired the damage but fixed the actual problem that was causing the damage. We had a different Company that previously repaired same type of damage in the same roof area but didn't fix the problem. We are very pleased with their work and would definitely call them again if we have any future roof issues.
Aaron Douglas
Jun 13, 2022 Report
A solar company seemed shady in demanding repairs, McKay came out and inspected the roof and showed us where the dates were on the wood to show estimated age. He found, confirmed, and explained the damaged on the roof and what may have caused it. Very professional, great pricing and good personal. Service: Roof inspection
Andrew Jones
Apr 18, 2022 Report
Grand Mark did a superb job of replacing our old shingles, and installed not only a new roof, but added additional ventilation for the attic, added a new layer of blown insulation in the attic space, and installed new gutters over the main walkways around the house. At the end of every work day, they cleaned up all of the materials from around our yard. The entire project took roughly a week to complete, and we are very happy with the work they performed.

We have yet to need to use our air conditioning, as the interior temperature never gets above 75 degrees, thanks to the insulation and new GAF cool shingles they installed. If you need a new roof or gutter system installed, I highly recommend them.
Dora Guardiola
Mar 27, 2022 Report
Very happy with the work done at my home. My roof came out better than expected and very reasonably priced. Everyone was very polite and professional an easy to work with. Thank you very much Grandmark. I am very please! Service: Roof installation
Patrick Warner
Mar 08, 2022 Report
Our roof was originally replaced by Cal Roofing which was later bought out by Grand Mark. Our patio roof was showing signs of rot and we reluctantly called the number we had for Cal Roofing for a possible warranty repair. We had a horrible experience with Cal Roofing however Grand Mark is definitely NOT Cal Roofing! The employees we spoke with were very cordial, responsive and helpful. Even though the damage ended up being the fault of the painters who poorly reinstalled the rain gutters, McKay, after his inspection pointed out errors and still gave us a price break because we were returning customers.

The employees who responded and completed the repairs were courteous and performed what appears to be a flawless repair. The guys that made the repairs pointed out their repairs, made sure we were satisfied before they left and left the property as clean as they found it. We will definitely recommend Grand Mark to anyone who needs repairs.
Ronald Crittenden
Jan 14, 2022 Report
I called this company to help me with a roof repair when we had leaks and we scheduled a time for them to come look at my roof. They were late to our first appointment and ended up changing the date. They also missed the second appoint. Finally by the third time they showed up, late. We decided to go with them because we needed the work done asap because of the leaks. This was the worse mistake we made.

They took weeks to start the work, left my roof unfinished and only created more damage than already there. We saw all these amazing reviews and were excited to have someone who we thought we could trust get our roof done but it only became the worse nightmare we could imagine. Do yourself and your home a favor and stay away from these clowns.
D. Starr
Jan 08, 2022 Report
Working with Brian was a pleasure. McKay was thorough and took the time to explain everything to me. He showed me all of the areas needing work. They showed up on time and left the place cleaner then the way they received it. The installation crew took all precautions for my safety and theirs. I will use them again. D Starr
Hilda D.
Dec 11, 2021 Report
I requested a quote and was able to get appt quickly, got an estimate but when was scheduled for the repair, nobody showed up on the date that was scheduled.
Carlos Rosario
Dec 09, 2021 Report
First off McKay over at Grandmark is great! When I partner with local roofing contractors to perform my property inspections, McKay is always my go to. He keeps it honest and provides my clients with the needed information to make a sound decision on their home purchase. Always a pleasure to work with these guys. Services: Roof repair, Roof inspection
Aaron Hayes
Feb 20, 2021 Report
Every step of the way Grandmark was simply amazing. Justin and Todd kept me informed throughout the whole process with updates on everything to even the smallest of detail. They provided pictures of my roof for my personal records and helped me decide the exact roofing I would want. They made the whole process of financing, getting a new roof and all the dry rot damage I had plus new gutters stress and worry free.

The installers showed up on time every day, and cleaned my property better than it was before they arrived! Extremely professional, detail oriented and quality work, the city inspector even commented on how good the roof looked after he inspected it. Highly recommend to anyone looking for roof or gutters. Ask for Todd or Justin and you will be in great hands.
Jim F. Cook
Jan 14, 2021 Report
Job is completed. Completely to my satisfaction. Very professional high quality job. Very happy with their work.
Josefina Lopez
Jan 06, 2021 Report
I saw Grandmark installing the house next door, I talked Miguel, and I received a quote asap. Todd explained all of my options on products and financing. Grandmark has been with me all the way and after. Justin was fantastic and kept me in the loop through the entire installation. I would recommend Grandmark and the entire company to anyone,
Angelica Torres
Nov 09, 2020 Report
Very professional, neat & organized. Walked me through the best option for my roof while providing me with exceptional customer service and quality.
Tessie Yanes
Jul 17, 2020 Report
I am very glad that I decided to give them the contract to replace the old roof of my house. Not only did they redid the roof, but they also installed the Newly designed Solar Panels with it. It is seamless and looks wonderful, no worries about birds or pests taking residence underneath but also supposed to prevent common problem of water leaks through. My roof looks beautiful, what a transformation from the old one.

I have nothing but praises to the wonderful staff that took care of this project. Neydi was so efficient in coordinating the process, she has a wonderful personality, very easy to deal and kept me well informed. Alfredo, the project manager also was so prompt with keeping me informed & answered my questions any time. He made sure I am aware of the progress of the project. The workers were very experienced & did not waste time at all. They were very prompt and workmanship was superb. I am very happy and proud I choose them. Yes California roofs & Solar thank you so much for the job well done!
Melissa Gibson
Jan 23, 2020 Report
California roofing and solar just completed out new roof and it looks amazing. My husband and I really love the quality of the work and how everything matches together. The crew was very timely when working and cleaned up the area really well as well. We had one small accident during the roof install but the responsiveness and quality of how they went to fix it was above and beyond. They made sure that everything was up to par. It was nice having Guillermo and Alfredo check in with us throughout the entire process as well. Thank you so much!
Michelle Bianco
Jun 06, 2019 Report
California Roofs & Solar did an awesome job on my 1930 home. My roof is flat, the product used is keeping my house cool and making me happy. Thanks again for a great job!
Renee Roush-Gomez
Mar 10, 2019 Report
Great roof and experience. The crew is very professional and clean. They did a beautiful job installing my mission style concrete roof.Neydi and Melissa were amazing with customer service. They are a top notch company that I highly recommend. Thank you for everything.
Alva Bennett-Hilliard
Sep 21, 2017 Report
This Company California Roofs and Solar did a wonderful job replacing my roof! They were kind and patient with me from the very beginning and they never changed no matter how many times I called or how many questions I had. Everyone is very knowledgeable and professional. I recommend California Roofs and Solar to anyone looking to replace or repair their roof!
Randeen Walter
I hired this company because of the many positive reviews they have received in the past and those positive reviews were spot on. I had an entirely positive experience from the moment I requested an estimate. I had a new roof, that I love, in less than 1 week's time! Pleasant workmen showed up when they were supposed to show up and I was kept updated at all times as to the status of my roof. I will add my positive review to the many others of this company and would definitely recommend this company to anyone in need of a new roof.
Olga Burgess
We are excited to write to you fellow homeowners that we were impressed by the work done by California Roof and Solar in Fresno. From the moment we were contacted by Guillemo for a roof quote to the day the Lopez crew left after completing the job, we felt we had made the right decision in selecting them for this project. This included sales, code and safety upgrades, product delivery, insulation, craftsmanship and professionalism. Final inspection was approved and complimented. We had a superior customer experience. Roofs do indeed oversee. Do it right the first time with California Roof and Solar. Thanks guys
Allen Maris
It was great working with these guys! I was always able to get a hold of Carlos when I needed to talk to him, which is pretty rare with many contractors. His pricing was good and they were able to get to the job quickly and always showed up when they said they would. I highly recommend them!
Julien Ros
Guillermo, the project manager, kept us informed every step of the way. The roof looked great at the end, and was worth every penny. The team installed quality material with quality craftsmanship in a timely manner. And they fixed my doorbell- thanks Steve.Being a rental property owner, I am very picky about project outcomes- I was completely satisfied with this one.
Marshall and Olga
We are excited to write to you fellow homeowners that we were impressed by the work done by California Roof and Solar in Fresno. From the moment we were contacted by Guillemo for a roof quote to the day the Lopez crew left after completing the job, we felt we had made the right decision in selecting them for this project. This included sales, code and safety upgrades, product delivery, insulation, craftsmanship and professionalism. Final inspection was approved and complimented. We had a superior customer experience. Roofs do indeed oversee. Do it right the first time with California Roof and Solar.
Joe Ragan
After having roofing contractors come and check out the job and disappear forever without even giving me a price I had a bad job on a small roof repair and these guys were sent out buy another company and did a perfect repair and gave me a quote on the rest of the work which they got and did it perfectly, I will absolutely use them again.
Darryl Curry
Our experience with California Roofs & Solar was very good. The estimator explained how the entire process would work in advance and the actual experience went just as he said it would. Bid was competitive and the finished product looks great. Crew cleaned up each day. The only hold up of work was due to waiting for the city inspector, but job was still completed on time. I would definitely recommend this company.