Public Records Check
- License Found As of Jul 7, 2026, the Oklahoma state licensing board shows an active license for Shamrock Roofing and Construction: 80006787. An active license means the state currently authorizes this contractor to do this work. It doesn't speak to the quality of their work or their current insurance. License status can change, so you can confirm it's still active anytime with the Oklahoma state licensing board.
- Registered Corporation The Oklahoma Secretary of State listed Shamrock Roofing and Construction as Active when we last checked on Jun 30, 2026, registered since 2021. You can confirm it's still current with the Oklahoma Secretary of State.
- Business Address Shamrock Roofing and Construction's listed address at 7899 Frontage Rd, Oklahoma City, OK 66204 appears to be a business address. This means the company operates from a real, locatable address rather than a mailbox or PO box, which can make it easier to reach them or resolve issues. Many roofers legitimately work from a home address, so this doesn't speak to the quality of their work, license, or insurance.
- 3 Credentials Shamrock Roofing and Construction holds these manufacturer certifications: CertainTeed ShingleMaster, Owens Corning Preferred, Carlisle Authorized Applicator. These show the company met a manufacturer's program requirements and may offer manufacturer-backed warranties, but they aren't independent quality audits. You can confirm current status with the manufacturer.
- Excellent Ratings Across the platforms we identified for Shamrock Roofing and Construction (Google, the Better Business Bureau, Owens Corning), the blended average is 5.0 out of 5, which we label Excellent. This is a plain average of public customer ratings, not a RooferWatch score. A high average reflects past customers' experiences, not a guarantee of yours, so read the underlying reviews and weigh them yourself.
We verified 5/5 public records for Shamrock Roofing and Construction. The more of a company's record you can check, the more informed your hiring decision.
Contact Info
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Phone
This is either a business landline or VoIP number (not a mobile number).(913) 850-6556
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Alternate Phone
This is either a business landline or VoIP number (not a mobile number).(402) 281-1780
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Primary Address
7899 Frontage Rd, Oklahoma City, OK 66204
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Owner Email
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Website
shamrockroofer.com
- Socials
Company Description
Founded in 1977, Shamrock Roofing and Construction operates as a multi-state roofing contractor licensed, bonded, and insured across Missouri, Kansas, Arkansas, Oklahoma, Nebraska, Iowa, Colorado, and Texas. The company provides residential and commercial roofing services including roof repair, roof replacement, storm damage restoration, gutter installation and repair, siding installation and repair, and ventilation services. Shamrock handles flat roofs, TPO, EPDM, and metal roofing systems for office buildings, retail centers, warehouses, and multi-family properties. The company offers free roof inspections with photo and drone documentation, insurance claim support for storm damage, and a Lifetime Workmanship Warranty covering workmanship-related repairs with transferable coverage to future homeowners. Shamrock serves 14 locations across the Midwest with local teams backed by regional resources and certifications.
Services Offered
- Commercial RoofingRoof installation, repair, and maintenance on office buildings, retail spaces, and other commercial structures, often involving flat or low-slope systems.
- Roof RepairFixing localized damage such as leaks, missing shingles, damaged flashing, or deteriorated sections without replacing the entire roof.
- Roof ReplacementRemoving an old or failing roof system and installing a new one, typically when repairs are no longer cost-effective.
- Storm Damage RestorationRepairing roofs, siding, and structures damaged by high winds, hail, or severe weather events.
- Gutter Installation and RepairInstallation of new gutters or repair of existing ones to direct rainwater away from the foundation and prevent water damage.
- Siding Installation and RepairInstallation of new siding materials or repair of existing siding to protect the home's exterior and improve weather resistance.
- Roof InspectionA professional examination of the roof's condition, identifying damage, wear, leaks, and remaining lifespan to guide maintenance or replacement decisions.
- Emergency TarpingQuick temporary covering of damaged roof areas with tarps to prevent water intrusion until permanent repairs are made.
- Preventive MaintenanceRegular inspections and minor repairs to roofs and exterior elements to catch problems early and extend their lifespan.
- TPO RoofingInstallation and repair of thermoplastic polyolefin membrane roofing, a durable single-ply system commonly used on flat commercial roofs.
- EPDM RoofingRubber membrane roofing for flat or low-slope roofs, offering durability and flexibility in extreme temperatures.
- Metal RoofingInstallation of durable metal panels or standing seam roofing, which resists weather, lasts 40-70 years, and works well in snowy or coastal areas.
- Flat Roof ServicesRepair, maintenance, and inspection of flat or low-slope roofs to address leaks, pooling water, and membrane deterioration.
- Insurance Claim SupportAssistance documenting roof damage, preparing claim paperwork, and communicating with insurers to help homeowners recover repair costs.
- Ventilation ServicesInstalling or repairing roof vents and ventilation systems to allow proper airflow in attics and reduce moisture buildup.
Credentials
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CertainTeed ShingleMaster
A CertainTeed ShingleMaster is a contractor with at least one crew member who has passed CertainTeed's Shingle Applicator training program (SARP), a hands-on technical certification that tests installers on proper… Read more
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Owens Corning Preferred
An Owens Corning Preferred contractor has earned the mid-tier designation in Owens Corning's contractor network by demonstrating installation quality, business stability, and customer satisfaction. This status… Read more
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Carlisle Authorized Applicator
Carlisle SynTec Systems, headquartered in Carlisle, Pennsylvania and part of Carlisle Companies, is one of the dominant manufacturers of low-slope commercial roofing in North America. Its product lines - Sure-Seal EPDM… Read more
Company Info
- Lead-Safe (RRP)
- N/A
- Company Name
- SHAMROCK ROOFING AND CONSTRUCTION LLC
- State Entity ID
- 3713034521
- Company Formation Date
- Dec 6, 2021
- Company Age
- 4.6 years old
- Company Formation State
- OK
- Registered Agent
- CORPORATION SERVICE COMPANY
- Agent Address
- 10300 GREENBRIAR PLACE, OKLAHOMA CITY, OK, 73159, OKLAHOMA CITY, OK 73159
- License Number
- CIB #80006787
- License Type
- Roofing Contractor Registration
- Registrant
- THOMAS C MCMAHON
- Doing Business As
- SHAMROCK ROOFING AND CONSTRUCTION, LLC
- License Status
- In Good Standing
- License Expires
- Mar 31, 2027
- Liability Insurance
- WAYPOINT MUTUAL (through Jan 24, 2027)
- Workers' Comp Insurance
- Coverage on file (through Apr 12, 2026)
- Address Type
- Commercial
- Multi-State Company
- 6 states Yes
- Website Age
- 9.4 years old
Inspections and Violations
U.S. Department of Labor dataReviews and Reputation
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Avg. Rating
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BBB A+
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Google
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Owens Corning
Reviewers consistently report positive experiences with Shamrock Roofing across multiple service areas. Several customers describe the company's representatives - including Tony Zajick, Elizabeth Henley, Sam Dowell, Matthew Cornell, Ivan, Chris Dennis, Nick Easley, Will Little, Jordan, Bryon Deege, and Derek - as knowledgeable, professional, and communicative. Reviewers note that project managers kept them informed throughout processes, handled insurance claims effectively, and addressed concerns transparently. Multiple customers report that roofing crews completed work efficiently, demonstrated respect for properties, and performed thorough cleanup. Some reviewers mention the company recommended cost-effective solutions rather than unnecessary repairs. One reviewer experienced scheduling delays due to weather and miscommunication but reported consistent contact from staff. Reviewers generally express satisfaction with work quality, pricing, and the overall experience from initial inspection through project completion.
Review Signals Over Time
By sheer volume of Google reviews (a measure of how much feedback a firm has gathered) Shamrock Roofing and Construction ranks 1st of the 17 roofers we track in Oklahoma City, ahead of about 100% of them. Over the past year it has pulled in 30 reviews - the most recent last month - for a rate of roughly 13.0 reviews per month, which is faster than approximately 88% of the other Oklahoma City roofers. Its 4.9-star average rating sits right at the Oklahoma City median of 4.9 stars. The owner responds to 60% of reviews, which is above the typical Oklahoma City roofer’s rate of 33%.
