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Family-Owned and Operated Since 1993
Ongoing Training for Up-to-Date Practices
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Family-Owned and Operated Since 1993
Ongoing Training for Up-to-Date Practices
Fully Licensed and Insured
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Trusted Caulking, Waterproofing, and Restoration Across the Midwest Since 1993
McGill Brothers, Inc. has been a trusted name in commercial waterproofing since our founding in 1993. As a locally and family-owned business operating from Omaha, NE, we've built our reputation on delivering reliable waterproofing, restoration, and caulking solutions that protect your property investments. We're one of the region's largest commercial caulking and waterproofing companies.
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Why Choose McGill Brothers, Inc.
Family-Owned and Operated Since 1993
Ongoing Training for Up-to-Date Practices
Fully Licensed and Insured
Members of Sealant, Waterproofing & Restoration Institute
One of the Midwest's Largest Commercial Caulking and Waterproofing Companies
Member of the Associated General Contractors of America (AGC)

Proper sealants and protective coatings form the first line of defense against moisture intrusion and environmental damage. Our commercial waterproofing contractor in Omaha, NE will apply industry-leading products that create durable barriers, preventing water penetration and protecting your building envelope from the harsh Midwest climate.
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Here's what our satisfied customers are saying...
At McGill Brothers, Inc., we take pride in providing exceptional commercial caulking and waterproofing to our customers. We would be grateful if you could share your thoughts about our commercial waterproofing company with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of MBI and let others know what you think.
Frequently Asked Questions
What types of commercial structures and facilities do you service?
McGill Brothers provides building envelope protection, joint caulking, and surface restoration across commercial facilities. Our portfolio encompasses office buildings, distribution hubs, manufacturing plants, retail centers, healthcare facilities, municipal properties, and multi-family communities. Because structural movement differs between precast concrete and brick masonry, our approach is tailored to each substrate. As a trusted commercial waterproofing contractor in Omaha, NE, our crew utilizes specialized rigging, aerial lifts, and application techniques to safeguard structural integrity across projects of any scale.
Do you work directly with property owners and facility managers, or primarily as a subcontractor for general contractors?
We routinely operate in both capacities based on project delivery requirements. On new builds, McGill Brothers collaborates as a specialty subcontractor alongside general contractors, ensuring that foundation barriers, expansion joints, and perimeter seals align with master schedules. We also contract directly with property managers and building owners requiring scheduled envelope maintenance, facade repairs, or emergency leak resolution. Serving as a reliable commercial waterproofing contractor in Omaha, NE, we provide thorough site evaluations, clear proposals, and professional communication whether integrating with general contractors or managing building envelope repairs directly.
Can exterior caulking and restoration work be performed without disrupting tenants or daily business operations?
Minimizing operational disruption is an essential priority on every commercial project. McGill Brothers plans exterior envelope restoration and sealant remediation around your facility's operational schedule. We establish secured ground perimeters, deploy quiet swing staging, and install overhead canopies to protect pedestrian entrances. Dust-generating tasks like sealant removal or concrete preparation are managed using vacuum-shrouded tools to contain airborne debris. By coordinating staging, prep work, and access points during off-peak hours or weekends, we ensure the building envelope is protected while keeping occupants safe and undisturbed.
Do you handle both new construction sealing and existing building envelope remediation?
Our services cover the full life cycle of commercial properties, from ground-up developments to restorations. On new builds, our team installs air barriers, precast joint seals, window perimeters, and below-grade waterproofing membranes that prevent water intrusion before occupancy. For existing facilities, McGill Brothers performs condition surveys, sealant removal, backer rod replacement, concrete repair, and protective coating applications. Partnering with an experienced commercial waterproofing contractor in Omaha, NE ensures your project receives proper surface preparation, premium sealants, and meticulous quality control, whether completing new construction or retrofitting an aging envelope.
How often does commercial exterior caulking and joint sealant need to be replaced?
High-performance architectural sealants like polyurethanes and silicones generally offer an operational lifespan of 10 to 20 years. Durability depends on UV exposure, joint movement, thermal expansion, and surface preparation. Exterior expansion joints experience constant movement from seasonal temperature swings, which gradually stresses the sealant bond line. McGill Brothers recommends scheduling professional envelope assessments every 3 to 5 years. Catching chalking, hardening, or minor adhesive separation early enables proactive recaulking before compromised joints allow moisture to enter wall cavities or corrode structural framing.
What are the most common signs of sealant failure before active water leaks appear inside the building?
Waiting for visible interior water damage or drywall discoloration usually means moisture has already entered the wall assembly. Property managers can spot early signs of sealant deterioration directly along exterior joints. Warning signs include adhesive failure, where sealant pulls away from masonry edges, and cohesive failure, where the sealant tears down the middle. Surface cracking, hardening, and chalking also show that ultraviolet exposure has compromised elasticity. By consulting an established commercial waterproofing contractor in Omaha, NE, building managers can identify deteriorating joints and failing transitions before moisture causes extensive structural damage.
How can a property owner tell if moisture intrusion is coming from exterior wall joints versus the roof or plumbing?
Locating leaks requires troubleshooting because moisture travels along structural framing away from the entry point. Plumbing leaks remain continuous regardless of weather, showing persistent moisture readings during dry periods. Roof leaks typically emerge near parapet walls, roof penetrations, or top ceilings following rain events. In contrast, leaks originating from exterior joints and window perimeters correspond with wind-driven rain against specific facades. McGill Brothers utilizes thorough visual surveys, moisture diagnostic equipment, and joint mapping to pinpoint leak sources, eliminating guesswork and ensuring targeted remediation.
Can commercial waterproofing and caulking be applied during cold-weather months, or is it seasonal?
While moderate temperatures offer ideal conditions, commercial envelope maintenance can proceed during cold-weather months. Advanced silicone sealants and low-temperature coatings can be installed in cold weather, provided substrates are completely dry and free of frost or ice. McGill Brothers utilizes proven cold-weather protocols, including heated material storage, infrared surface temperature testing, and solvent preparation to clear invisible moisture films. As a dependable commercial waterproofing contractor in Omaha, NE, our technicians monitor temperature thresholds and dew points closely, ensuring winter sealant applications achieve complete adhesion and maintain full manufacturer warranty protection.
What is the difference between standard joint caulking and comprehensive building envelope waterproofing?
Joint caulking focuses on sealing specific expansion joints, window perimeters, and material transitions, preventing moisture infiltration through joints between building components. Comprehensive building envelope waterproofing is an integrated strategy designed to protect the barrier between indoor spaces and exterior elements. This system includes horizontal deck membranes, below-grade waterproofing, breathable vertical coatings, flashings, and drainage planes operating alongside joint sealants. McGill Brothers views building envelopes holistically, ensuring all joint seals integrate with surrounding moisture barriers. Hiring a knowledgeable commercial waterproofing contractor in Omaha, NE ensures your property receives continuous protection against moisture penetration from foundation to roofline.






















