J&J Fernandez Roofing Corp
Your Trusted Roofing Partner

Your business relies on a roof that can withstand the demands of daily operations, harsh weather, and years of use. At J&J Fernandez Roofing, we specialise in providing high-quality commercial roofing services across Suffolk and Nassau County. From small offices to large warehouses, our team delivers durable roofing systems that safeguard your property, employees, and assets. Whether you need a brand-new installation, a timely roof replacement, or urgent repairs, we provide solutions that combine strength, efficiency, and cost-effectiveness.

Why Commercial roofing Matters

A strong commercial roof is more than just a cover; it is a crucial investment that protects your building and ensures business continuity. When a roof fails, it can cause leaks, structural damage, safety hazards, and even operational downtime. In Long Island’s climate, with heavy rains, wind, and snow, commercial roofing systems must be built and maintained to perform reliably. A professionally installed roof reduces energy costs, prevents water damage, and preserves the value of your commercial property. Regular inspections and timely repairs are key to preventing small issues from turning into expensive disruptions.

why choose J&J Fernandez Roofing?

At J&J Fernandez Roofing, we bring over 15 years of experience serving businesses across Suffolk and Nassau County. Our reputation as trusted roofing contractors is built on consistent quality and reliability. We understand that time is money, so we complete projects efficiently while maintaining the highest safety and workmanship standards. Our team uses proven materials suited for commercial properties, including flat roofing systems and energy-efficient options. Business owners choose us because we are transparent with estimates, respectful of deadlines, and committed to protecting their investments. You can also request a free quote to get started with clear, upfront pricing.

Our Comprehensive Commercial Roofing Services

We offer a full range of commercial roofing solutions tailored to the unique needs of businesses in Long Island. If you are constructing a new building, our installation service provides durable, weather-resistant roofs designed to meet both functional and regulatory requirements. For older buildings, we specialise in complete roof replacements, removing outdated systems and installing new ones that last for decades.

When damage occurs, our commercial roof repair service quickly restores function and prevents disruption to your operations. We are experts in flat roofing systems such as EPDM, TPO, and modified bitumen, all of which are popular for commercial buildings due to their durability and energy efficiency. We also provide routine maintenance programs to extend the life of your roof and detect problems early. In emergencies, our rapid-response team is available to secure your property and minimise downtime.

Common Commercial Roofing Issues We Solve

Businesses in Long Island face a variety of roofing challenges. Leaks caused by ponding water on flat roofs are a frequent issue, often leading to interior damage and unsafe conditions. Weather events can tear or puncture roofing membranes, leaving buildings vulnerable. Poor installation may result in seams or flashing failures that allow moisture to seep in. Over time, exposure to sun and temperature changes can weaken roofing materials, reducing energy efficiency and leading to higher utility bills. By addressing these problems promptly, we help businesses avoid costly shutdowns and preserve their professional image.

our process How We Work

We follow a straightforward process designed to deliver reliable results without disrupting your business operations. Our work begins with a thorough inspection and a free estimate, so you know exactly what to expect. We then help you select the right roofing materials, focusing on durability, efficiency, and compliance with local codes. Before installation or repair, our team prepares the site to ensure safety for your employees and customers. Skilled roofers carry out the work with precision, completing each project on time and within budget. Once finished, we perform a final inspection to guarantee quality and leave the property clean. Even after completion, our support continues through regular maintenance plans and emergency assistance.

benefits of professional Commercial Roofing

Partnering with experienced commercial roofing contractors offers long-term advantages for your business. A properly installed roof reduces operational risks, lowers maintenance costs, and ensures compliance with building standards. Professional roofing systems improve insulation, which can significantly reduce heating and cooling expenses. They also enhance the appearance of your building, which reflects positively on your brand. Most importantly, having a dependable roof allows you to focus on running your business without worrying about unexpected leaks or failures.

services areas across Long Island

We proudly serve businesses across Suffolk and Nassau County, including Medford, Patchogue, Ronkonkoma, Holbrook, Bellport, Bayport, and surrounding towns. As a local company, we understand the roofing demands of Long Island’s climate and provide solutions that meet the needs of small businesses, retail stores, office buildings, and industrial facilities.

Commercial Roof Maintenance tips

Commercial roofs require ongoing attention to stay in top condition. Regular inspections help detect wear and tear early, while clearing drains and gutters prevents water from pooling on flat roofs. Addressing minor damage promptly avoids costly repairs and extends the life of the roof. For maximum protection, we recommend scheduling professional maintenance at least twice a year, as well as after severe storms. Our team offers flexible maintenance plans to ensure your roof stays secure and your business remains uninterrupted.