Business Details
46 Years
experience
Trusted Roofing & Home Improvement Services in Northern New Jersey
George J. Keller & Sons has been a trusted name in Northern New Jersey's home improvement industry since 1980. Founded as a small family operation by George J. Keller, our company has grown into one of the region's most respected roofing, siding, window, and solar installation providers. Our commitment to quality craftsmanship and customer satisfaction remains rooted in family values, with multiple generations actively involved in daily operations. As a GAF Three-Star Presidents Club Award winner and certified installer for leading manufacturers like James Hardie and Andersen Windows, we combine decades of hands-on experience with industry-leading product knowledge.Our team of dedicated professionals, including onsite project managers for every job, ensures seamless execution from initial consultation to final completion. We maintain an unwavering focus on ethical business practices, transparent communication, and delivering lasting value through comprehensive warranties and financing options. With over 40 years serving local communities, we continue expanding our expertise while preserving the personal touch that defines our family-run business.
Services
Roofing
Siding
Windows
Gutters
Repairs
Inspections
Metal Roofing
Solar Installation
Details
- Year established: 1980
Highlights and features
- 40+ years of Northern New Jersey home improvement expertise
- Family-owned business with multi-generational industry knowledge
- GAF Three-Star Presidents Club Award recipient since 2008
- 0% financing options available for qualified customers
- Dedicated project managers oversee every installation from start to finish
Associations and certifications
- GAF MasterElite
- GAF Three-Star Presidents Club
- James Hardie Elite Preferred Contractor
- CertainTeed Certified Installer
- Andersen Windows Certified Contractor
What people say
Highest level of workmanship
Seamless process
Gorgeous craftsmanship
Excellent communication
Reliable service
Services
Roof Replacement
Our comprehensive roof replacement service includes detailed inspections using drone technology, ventilation optimization, and premium material selection. With GAF MasterElite certification and 40+ years of local experience, we ensure proper installation of asphalt, wood, metal, and slate roofs. Every project includes dedicated project management and industry-leading warranty options.
Metal Roofing
We specialize in standing seam metal roofing systems certified by Englert. Our on-site fabrication ensures perfect fit while Kynar finish warranties provide 35-40 years of protection. Energy-efficient designs reduce roof temperatures by 60-70 degrees, available in over two dozen custom color options to complement your home's exterior.
Siding Installation
Certified James Hardie and CertainTeed installer offering fiber cement, vinyl, board and batten, and cedar siding options. Our 3D rendering technology helps visualize final results while dedicated project managers ensure quality installation. Includes 10-year workmanship warranty and maintenance services for long-term protection.
Window Replacement
Andersen Windows certified contractor providing energy-efficient replacement windows in wood, vinyl, and fiberglass materials. Our master carpenters ensure proper fit and performance while 3D visualization tools help select optimal designs. Includes manufacturer warranties and available financing options.
Gutter Systems
Custom seamless gutter systems fabricated on-site to prevent leaks, available in multiple colors and styles. Optional gutter guards reduce maintenance requirements while high-quality materials ensure long-lasting performance. Professional installation included with every roof replacement or as standalone service.
People
Dan Keller
Owner
Third-generation home improvement expert with 20+ years in the family business. Took full ownership in 2015 after previous roles in sales and project management. Focuses on maintaining family legacy while expanding service offerings to include solar technology.
Cory Keller
VP of Operations
Manages daily operations including scheduling, material orders, and contract administration. Brings organizational expertise to coordinate multiple crews and ensure timely project completion while maintaining family business values.
Matt Keller
Repair Technician
Handles repair and maintenance division operations with hands-on experience in inspections and project execution. Oversees scheduling and implementation of service requests while maintaining quality standards established by the family-owned business.
Brendan Tully
Senior Project Consultant
Lead sales consultant with 13+ years of experience guiding customers through home improvement projects. First non-family team member, providing expert advice on material selection and project planning since 2011.
Mike Appleby
Roofing Division Manager
Manages daily roofing operations with decade-plus experience in project management. Ensures quality control across crews while maintaining safety standards and customer satisfaction metrics for all roofing installations.
Questions
What home improvement services do you offer?
We specialize in roofing, siding, windows, gutters, solar installations, and related repair services for residential properties in Northern New Jersey.
Do you provide financing options?
Yes, we offer 0% financing for qualified customers on roof replacements and window installations.
What warranties do you provide?
We offer a 50-year material warranty and 40-year transferrable workmanship warranty on Ultra HDZ shingles, plus manufacturer warranties on all products.
When should I schedule a roof inspection?
Schedule inspections if your roof is over 10 years old, after severe weather events, when buying/selling property, or if you notice leaks or damaged shingles.
How do you handle insurance claims?
We assist with insurance claims for storm damage, including documentation, communication with providers, and repair coordination.
Are you a local, family-owned business?
Yes, we've been family-owned and operated in Northern New Jersey since 1980, with multiple generations actively involved in daily operations.