Business Details
Emergency
services
Expert Roofing & General Contracting Services in Chicago
Founded in 1885, B. Allendorfer has built a legacy of excellence in roofing and construction services. As a fifth-generation family-owned business, we combine time-honored craftsmanship with modern techniques to deliver durable, high-quality solutions for residential and commercial properties. Our team of licensed professionals is committed to integrity, using only premium materials and adhering to industry-leading standards.With an A+ rating from the Better Business Bureau and membership in the National Roofing Contractors Association, we prioritize customer satisfaction through transparent communication and meticulous attention to detail. Our Veteran-owned status reflects our dedication to service and community, ensuring every project meets the highest benchmarks of reliability and trustworthiness.
Services
Roof Repair
Roof Installation
General Contracting
Masonry
Tuck Pointing & Concrete
Decks & Patios
HVAC
Painting
Flooring
Waterproofing
Highlights and features
- We offer 130+ years of specialized roofing expertise since 1885.
- Our team is certified by the National Roofing Contractors Association.
- We maintain an A+ rating with the Better Business Bureau for customer trust.
- Our Veteran-owned business prioritizes ethical practices and accountability.
- We guarantee meticulous cleanup and attention to detail on every project.
Associations and certifications
- Better Business Bureau
- National Roofing Contractors Association
- Chicago Roofing Contractors Association
What people say
Excellent work
Professional crews
Quality service
Highly recommend
Clean worksite
Services
Roof Repair
Our roof repair services address issues like leaks, shingle damage, and ventilation problems for residential and commercial properties. Using advanced diagnostic tools, we identify root causes and implement durable solutions. Clients appreciate our prompt response times and meticulous cleanup, ensuring minimal disruption to your property.
Roof Installation
We specialize in complete roof replacement projects using premium materials that meet industry standards. Our team ensures proper installation of underlayment, flashing, and drainage systems for long-term protection. Customers benefit from our 130+ years of expertise and manufacturer warranties for added peace of mind.
General Contracting
From minor repairs to full-scale remodeling, our general contracting services cover masonry, HVAC, and flooring projects. We coordinate every phase with precision, maintaining open communication throughout. Our fifth-generation experience ensures adherence to timelines and budgets while delivering exceptional results.
Masonry
Our masonry services include tuck pointing, brick repair, and concrete work for structural integrity and aesthetic appeal. We use time-tested techniques to restore aging facades while matching original materials. Clients value our attention to detail in preserving historical properties and enhancing modern structures.
Waterproofing
We provide comprehensive waterproofing solutions for roofs and foundations, addressing issues like condensation and water seepage. Our methods include advanced sealing techniques and proper ventilation installation. Customers report significant improvements in preventing water damage after our interventions.
People
Brian L. Allendorfer Jr.
President
Fifth-generation owner with decades of construction expertise, Brian leads with a commitment to quality and integrity. He oversees operations while maintaining hands-on involvement in client relations and project execution.
Questions
What services does Brian Allendorfer Company offer?
We specialize in roof repair, installation, and general contracting services including masonry, tuck pointing, HVAC, and flooring for residential and commercial properties.
How can I tell if my roof needs replacement?
Signs include curling shingles, missing granules, sagging sections, moss growth, or sunlight visible in the attic. Contact us for a free expert assessment.
Are you BBB accredited?
Yes, we hold an A+ rating with the Better Business Bureau and have maintained this distinction for decades due to our commitment to customer satisfaction.
Do you offer emergency roofing services?
Yes, we provide emergency roof repair services to address urgent damage and prevent further property harm.
Is your team licensed and insured?
We are fully licensed by the Illinois Department of Professional Regulation with an Unlimited Roofing License and carry comprehensive insurance coverage.
