Business Details
44 Years
experience
Emergency
services
Expert Building Envelope Services in Gardena, CA
Since 1982, BEST Contracting Services has established itself as a leader in building envelope solutions, delivering specialized expertise in roofing, waterproofing, sheet metal, and glazing systems. Our team of factory-trained professionals combines decades of industry experience with cutting-edge techniques to serve industrial, commercial, and institutional clients across public and private sectors. Headquartered in Gardena, CA, with full-service facilities in Union City, CA and Woodinville, WA, we maintain significant bonding and insurance capacities to support large-scale projects. Our commitment to integrity-driven relationships is demonstrated through affiliations with leading industry organizations like the National Roofing Contractors Association and the Roofing Contractors Association. We approach every project with a lifecycle analysis methodology, prioritizing long-term value over short-term cost savings.Our in-house sheet metal fabrication shop ensures precision quality control, while our 24/7 emergency response team guarantees rapid solutions for critical issues. With certifications from major manufacturers including Sarnafil and GAF, we provide comprehensive warranty-backed systems tailored to each client's unique requirements. Our proprietary BEST Kept Roof Maintenance Program leverages digital technology for proactive asset management, extending roof lifespans by up to 25%. From initial consultation through final installation, our business development team works collaboratively to deliver economically sound solutions that align with both functional needs and budgetary constraints.
Services
Roofing
Waterproofing
Sheet Metal
Glazing
Repairs & Maintenance
Metal Wall Panels
Roof Asset Management
Emergency Leak Repair
Daylighting
Sustainable Systems
Details
- Year established: 1982
Highlights and features
- We have over 40 years of specialized experience in building envelope systems since 1982
- Our crews are factory-trained by leading manufacturers including Sarnafil and GAF
- We maintain proprietary roof asset management technology for proactive maintenance
- Our 24/7 emergency response team provides rapid leak repair services
- We hold certifications from all major roofing system manufacturers
Associations and certifications
- National Roofing Contractors Association (NRCA)
- Roofing Contractors Association (RCA)
- Union Roofing Contractors Association (URCA)
- National Glass Association (NGA)
- Sheet Metal & Air Conditioning Contractors National Association (SMACNA)
Services
Roofing
We install and maintain all major roofing systems including single-ply membranes, built-up roofs, metal roofing, and polyurethane foam. Our factory-trained crews ensure proper installation of systems from Sarnafil, Carlisle, and GAF. We provide comprehensive warranty-backed solutions for new construction and reroofing projects.
Waterproofing
Our waterproofing services cover below-grade applications, parking structures, and plaza decks using membrane and liquid-applied systems. We specialize in expansion joint installation and concrete spall repair, employing epoxy and polyurethane injection techniques for structural waterproofing solutions.
Sheet Metal
Our in-house sheet metal shop produces custom components including architectural wall panels, metal roofing systems, and glazing support structures. We work with aluminum, zinc, and galvalume materials, providing both structural and decorative metal solutions for commercial buildings.
Glazing
We install curtain walls, storefront systems, and structural glass assemblies using blast-resistant and insulated glass units. Our glazing division handles both new installations and replacements for commercial buildings, including window wall systems and glass railing applications.
Repairs & Maintenance
Our BEST Kept Roof program offers scheduled inspections and proactive maintenance using digital asset tracking technology. We provide emergency leak repair services 24/7 and perform warranty-compliant repairs for all major roofing systems to extend service life.
People
Sean Taba
CEO
Sean Taba leads BEST Contracting Services with over 35 years of construction industry experience, focusing on strategic growth and operational excellence in building envelope solutions.
Kayhan Fatemi
Executive Vice President
Kayhan Fatemi oversees operations with two decades of specialty contracting expertise, ensuring technical excellence across all roofing, waterproofing, and glazing projects.
Tony Esfahani
Sales Manager
Tony Esfahani manages client relationships with 15+ years of building envelope experience, specializing in customized solutions for commercial and industrial property owners.
Jesse Torres
Chief Administrative Officer
Jesse Torres directs administrative operations, implementing efficient processes that support BEST's growth while maintaining strict compliance with industry regulations.
Ryan Garcia
VP of Sales
Ryan Garcia leads sales initiatives with a focus on expanding BEST's market presence through client-centric solutions and strategic industry partnerships.
Questions
What building envelope services do you offer?
We provide comprehensive roofing, waterproofing, glazing, sheet metal, and metal wall panel systems, along with emergency repairs and maintenance programs.
Do you handle both residential and commercial projects?
We specialize in industrial, commercial, and institutional properties, though we can accommodate select residential projects with unique requirements.
Are your technicians factory-certified?
All our installation crews receive factory training directly from system manufacturers like Sarnafil, Carlisle, and GAF for specific product lines.
Do you offer emergency repair services?
Yes, we maintain a 24/7 emergency response team with dedicated dispatch at 310-505-3643 for urgent leak repairs.
Can you maintain existing roof warranties?
As certified applicators for all major manufacturers, we perform warranty-compliant repairs that preserve coverage terms.
