Roof Installation & Replacement

Roof Installation & Replacement in Grand Lake

Veteran-Owned. HAAG-Certified. Built for Grand Lake’s Roofing Environment.

Lakefront homes, shoreline properties, cabins, and year-round residences around Grand Lake O’ the Cherokees require roofing decisions based on the structure’s design, existing roof condition, and documented weather damage. Tier-One Roofing handles new roof installation and full roof replacement throughout this market, bringing 85-plus years of combined roofing experience to every job.

We serve Grand Lake, Oklahoma and the surrounding communities of Grove, Langley, Bernice, Monkey Island, Afton, and Cleora.

Ready to protect your Grand Lake property with a roofing system selected for your property? Call Tier-One Roofing at (918) 393-4682 for a free, no-obligation estimate.

Installation & Replacement Services for Grand Lake Roofs

We handle new roof installations and full system replacements for Grand Lake properties. Whether you’re building new construction, replacing a roof that has reached the end of its useful life, or addressing weather damage severe enough to require replacement, we manage the entire scope of work.

Material selection depends on the roof design, budget, desired appearance, exposure conditions, and manufacturer requirements. Asphalt shingles offer a broad range of styles and price points, while metal roofing provides a distinct appearance and performance profile. A complete system also requires correctly installed underlayment, flashing, ventilation, and ridge components.

We hold GAF contractor certification and are a TAMKO Pro Certified Contractor. We install qualifying roofing systems to manufacturer standards that support applicable material warranty coverage, and every installation or replacement includes a workmanship warranty.

Eligible active U.S. military members, honorably discharged veterans, and retirees may qualify for the GAF Roofs for Troops mail-in rebate when they choose a qualifying GAF roofing system. As of 2026, the program provides a $250 rebate for qualifying installations completed from January 1 through December 31, 2026. Eligibility also requires qualifying GAF accessories, an Enhanced Warranty, and contractor registration of that warranty within 45 days of installation.

Why Grand Lake Homeowners Choose Tier-One Roofing

Our team holds HAAG certification, a recognized credential in roof inspection and storm damage assessment. When hail or wind triggers a replacement, our HAAG certification supports thorough damage documentation before you file a claim, giving your insurance case a clear foundation. We also assist throughout the insurance claims process, handling damage documentation, paperwork, and insurer negotiations on your behalf.

Our qualifications and project standards include:

BBB A+ Rating
Veteran-owned and operated with military-standard accountability in scheduling and workmanship
Free estimates with no obligation

Roofing Conditions Around Grand Lake O’ the Cherokees

Grand Lake properties face roofing demands that inland homes don’t. Wind-driven rain tests flashing, pipe-vent seals, roof transitions, and other details responsible for directing water away from vulnerable areas. Hail can leave impact damage and granule loss that aren’t visible from the ground. After a storm, fallen branches and accumulated debris can damage roof surfaces or obstruct drainage.

Attic conditions matter as well. Heat and moisture buildup beneath an under-ventilated roof can shorten the roofing system’s lifespan. Proper ventilation planning is therefore part of new installation and full replacement work.

Our free initial professional inspection assesses the roofing surface, flashing, penetrations, drainage details, and visible storm damage. HAAG-certified inspection capability helps us document the condition accurately and explain whether repair or replacement is the appropriate next step.

Schedule a Free Roof Estimate in Grand Lake, Oklahoma

Your estimate will outline the roof’s condition, recommended scope, and material options. We serve Grand Lake and the surrounding communities of Grove, Langley, Bernice, Monkey Island, Afton, and Cleora.

Call Tier-One Roofing at (918) 393-4682 to schedule your free Grand Lake roofing estimate.

Contact Tier-One Roofing Today

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"The team at Tier-One is exactly as the name says!!"
I was nothing short of impressed at how quickly Tier-One was able to get to my house and get the job done. With most contractors, its delays and never-ending issues. I am pleased to say that this is not the case with Jonathan and his team! Highly recommend

- Joshua F.
"They paid attention to every detail."
Christian and the entire crew were wonderful to work with. His experience and knowledge made the cost affordable. The roofing crew was excellent. They showed up on time and completed the job quickly. They paid attention to every detail.

- Julie W.
"I highly recommend using Tier-One!"
I highly recommend using Tier-One, they have great customer service, they are a super honest company. They got me on their schedule super quick and did a great job on my roof. They worked well with the insurance company, getting me the best deal they could

- Ashley B.
"Went above and beyond to get the job done!"
Christian worked on the install of my moms roof which was in terrible shape. He showed up on time and did a thorough review of the damage. He worked diligently with the insurance adjuster and a week later a new roof was installed!

- Janet O.
"This company did amazing work and is very reliable"
This company did amazing work and is very reliable. Picking a good roofing company is hard, however, the owner gave me the sense of comfort knowing the job was going to get done properly. I highly recommend Tier-One Roofing!

- Merissa S.
"Everything was done in a timely manner!"
Having to get your roof inspected and replaced after a storm is the last thing anyone wants to do but Tier-One made it so simple! They were great about working with my insurance company and keeping me updated along the way. Everything was done in a timely

- Ashlynne R.
"They are very prompt, very professional."
I would recommend Tier-One Roofing & construction to anyone. They work very hard to make sure the job is done correctly. I am very pleased with the job they have done on my home. Thank you and God Bless!

- Amy T.
"Very easy company to work with."
They were fast to complete the job, were very thorough with the clean up afterwards and made the process of working with my insurance company very easy. The employees were very polite and professional.

- Todd E.

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New Installation or Full Replacement: Know Which Service You Need

These services address different situations. New roof installation applies to new construction or structures receiving a permanent roofing system for the first time. Full replacement applies when an existing system has failed, worn out, or sustained damage beyond what repair can resolve. Our team handles both services in Grand Lake, OK.

The structure’s starting condition determines the service. Installation begins with a structure that needs its first complete permanent roofing system. Replacement begins with an existing roof that must be removed before the new system can be installed.

New Roof Installation

We install new roofing systems on Grand Lake properties, including new construction and structures being brought under a permanent roof for the first time. We select materials based on the roof design, budget, desired appearance, exposure conditions, and requirements of the chosen manufacturer system.

Every new installation includes a roof-deck inspection, correctly set flashing, and ventilation components sized for the structure. The deck must provide a sound installation surface, while flashing directs runoff away from roof transitions and penetrations. Attic ventilation manages heat and moisture buildup beneath the roof.

Full Roof Replacement

When a Grand Lake roof can no longer be adequately repaired, we handle the full replacement. Signs that call for a broader assessment include:

Curling, cracking, or missing shingles
Granule accumulation in gutters
Sagging sections
Recurring leaks after prior repairs
A roofing system approaching or past its expected service life

A full replacement includes:

Removal of the old roofing system
Decking inspection and repair where needed
New underlayment
Shingles or metal panels
Flashing and ridge components

Your estimate identifies the existing roof condition and the scope required to install the new roofing system.

Every installation or replacement comes with a free estimate, no obligation, and a satisfaction guarantee.

Call Tier-One Roofing at (918) 393-4682 to request your roof replacement estimate.

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