Diamond Construction: Port Jefferson Station NY Roofing & Home Exterior Experts
For over three decades, Diamond Construction has been a trusted name for roofing, siding, and window work in Port Jefferson Station NY and across Long Island. As a family-owned and operated company, they bring a personal touch to every project, whether it's a full roof replacement or siding repair. Homeowners and businesses in the area rely on their deep local knowledge and commitment to quality.
Business Overview
Diamond Construction focuses on residential home exterior services. The team is fully licensed and insured, providing peace of mind for clients. While they primarily schedule projects in advance, they understand urgent needs can arise with roofing and siding, especially after our local Nor'easters or summer storms. They work directly with homeowners to find practical solutions.
Key Services for Long Island Homes
Diamond Construction handles the essential exterior elements that protect your home from the Long Island climate. Their main services include:
- Roofing: New roof installation and complete roof replacement.
- Siding: Full siding installation, siding repair, and siding replacement.
- Windows: Professional window installation to improve energy efficiency and aesthetics.
They work with various materials and brands, helping you choose the right options for your home's style and budget.
Areas Served
Diamond Construction proudly serves Port Jefferson Station NY and numerous surrounding communities. Their service area includes Rocky Point, Sound Beach, Port Jefferson, Gordon Heights, Coram, Terryville, Mount Sinai, Miller Place, Stony Brook University, and East Shoreham. Having worked on homes in these areas for 30 years, they understand the common architectural styles and the specific weather challenges local buildings face.
Company History
Founded in 1985 by Tony Bertolotti, Diamond Construction was built on a foundation of honesty and treating customers like family. What started as a small family operation has grown into a respected local business known for its craftsmanship. A unique feature is their direct owner involvement—there are no salespeople. From the first estimate to the final walkthrough, you work directly with the owner, ensuring clear communication and attention to detail.
Leadership
Owner Tony Bertolotti grew up learning the trades by working alongside his father on job sites during summers. This hands-on experience, combined with a bachelor's degree in Construction Management from Fitchburg State University, gives him a practical and educated approach to every project. His deep roots in the community and daily involvement are central to the company's reliable reputation.
Specialties & Highlights
Several key points set Diamond Construction apart:
- Family-Owned Direct Service: You communicate directly with the owner from start to finish.
- Long-Term Warranty: They back their new work with a 10-year labor warranty.
- Free Estimates: No-obligation quotes help you plan your project.
- Versatile Scope: They handle both major installations and minor repairs.
- Local Expertise: Thirty years of experience specifically on Long Island homes.
Why Locals Choose Diamond Construction
Residents in Port Jefferson Station NY and nearby towns choose Diamond Construction for their proven reliability and quality. Their long-standing presence means they've built relationships and a reputation you can trust. They combine decades of skill with a straightforward, customer-focused approach, making home improvement decisions easier for homeowners. When you need roofing, siding, or window services, Diamond Construction in Port Jefferson Station NY provides the experience and personal care that makes a difference.
Contact Information
Diamond Construction
: 1575 Rt 112 Ste 10, Port Jefferson Station, NY 11776
Business Services
- New roof installation
- Roof replacement
- Siding installation
- Siding repair
- Siding replacement
Business Location & Hours
| Mon: | 8:00 AM - 6:30 PM |
| Tue: | 8:00 AM - 6:30 PM |
| Wed: | 8:00 AM - 6:30 PM |
| Thu: | 8:00 AM - 6:30 PM |
| Fri: | 8:00 AM - 6:30 PM |
| Sat: | 8:00 AM - 6:30 PM |
| Sun: | Closed |

























