Business Details
50+ Years
experience
Expert Roofing and Remodeling Services in Oakland
Founded in 1959 by Karl Kardel Company, our company began with a focus on architectural restoration of Victorian and historical homes in the Bay Area. Over six decades, we have evolved into a full-service construction firm specializing in waterproofing, deck building, roofing, painting, and general remodeling. Our team combines competitive pricing with unmatched craftsmanship, delivering solutions tailored to each client's unique needs. With a California state license (#271178), we prioritize innovation, sustainability, and customer satisfaction, ensuring every project meets the highest standards of quality and durability.Our expertise in green construction and structural reconstruction reflects our commitment to environmentally responsible practices. Located in Oakland, CA, we serve clients across California, offering personalized service and a proven track record of excellence. Our 25-year cool roofing warranty and 15-year deck membrane guarantees underscore our confidence in our workmanship. We approach every project with precision, from initial consultation to completion, ensuring your vision becomes reality with minimal disruption and maximum value.
Services
Waterproofing
Deck Building
Roofing
General Remodeling
ADU Construction
Exterior Painting
Interior Painting
Foundation Drainage
SB721 Inspections
Specialty Coatings
Details
- Year established: 1959
Highlights and features
- We offer 65+ years of experience in construction and restoration expertise
- Our team holds California state license #271178 for professional compliance
- We provide industry-leading 25-year cool roofing warranties
- Our sustainable practices integrate green construction and material reuse
- We guarantee precision through ASTM E1105 leak diagnosis technology
What people say
Beautiful work
Held up perfectly
Skilled professionals
Small job seriously
Roofing work excellent
Services
Waterproofing
Our professional waterproofing services protect properties from water damage using advanced techniques and durable materials. We specialize in membrane installations, stucco coatings, and foundation drainage solutions. With 65 years of experience, we guarantee long-term protection through customized systems that prevent mold, structural decay, and costly repairs while maintaining building integrity.
Deck Building
Custom deck construction services that enhance outdoor living spaces with durable, aesthetically pleasing designs. We use rot-resistant materials and comprehensive flashing systems to ensure longevity. Our decks combine functionality with beauty, creating perfect spaces for entertainment and relaxation while maintaining structural integrity against California's weather conditions.
Roofing
Comprehensive roofing solutions including installations, repairs, and maintenance for residential and commercial properties. Our 80-mil cool roofs come with 25-year warranties and feature energy-efficient designs that reduce heat gain. We specialize in leak-proof systems using modern materials and techniques to ensure lasting protection against the elements.
General Remodeling
Full-service remodeling including kitchen and bathroom upgrades, ADU construction, and whole-home transformations. Our team handles projects from concept to completion, focusing on functionality and value enhancement. We navigate local building codes and zoning laws while incorporating sustainable materials and energy-efficient solutions for modern living spaces.
SB721 Inspections
Mandated deck and balcony inspections under California SB721 requirements. Our qualified inspectors perform destructive testing and structural assessments with over 110 years combined experience. We identify potential hazards in multifamily buildings and provide detailed reports to ensure compliance with safety regulations before the 2025 deadline.
Questions
What services does Karl Kardel Company Company offer?
We specialize in waterproofing, roofing, deck building, general remodeling, ADU construction, and SB721 balcony inspections with over 65 years of experience in the Bay Area.
Do you provide warranties for your work?
Yes, we offer industry-leading warranties including 25-year cool roofing, 15-year deck membranes, and 10-year window installation guarantees.
Are you licensed for construction work in California?
We hold California state contractor's license #271178 and have been serving the region since 1959 with professional compliance and expertise.
How do you handle complex construction challenges?
Our team uses ASTM E1105 leak diagnosis technology and custom fabrication techniques to solve complex moisture intrusion and structural issues effectively.
What areas do you serve?
We operate throughout California with our Oakland headquarters serving the Bay Area, including residential and commercial properties of all sizes.
Can you help with historical property restoration?
Yes, our company began with Victorian home restoration and maintains expertise in preserving historical integrity while implementing modern waterproofing and structural solutions.
