Alte Roofing & Siding
Free Estimate
Replacement

Phillipsburg NJ Roofing Company

Licensed and insured roofing company serving Phillipsburg, NJ. 25 years of craftsmanship, GAF Master Elite® contractor, commercial and residential expertise.

Get a free estimate(908) 850-8558

Trusted Roofing in Phillipsburg, NJ

Alte Roofing & Siding has been serving Phillipsburg and Warren County for over 20 years. We're a licensed and insured roofing company backed by 25 years of craftsmanship and a commitment to quality that shows in every job.

Phillipsburg sits along the Delaware River with a mix of historic homes and growing commercial developments. Whether you need a complete roof replacement, fast repairs, or commercial roofing solutions, we deliver durable, beautiful results backed by top-tier customer service.

Residential & Commercial Roofing

We handle both residential roof replacements and commercial roofing projects across Warren County. Our commercial clients include property managers, schools, and business owners who trust us for:

  • TPO Roofing – Energy-efficient and UV-resistant membranes
  • EPDM Roofing – Ideal for low-slope roofs and long-term durability
  • Flat Roof Repairs & Maintenance – Fast leak detection and patching
  • Roof Replacement for Warehouses, Retail Buildings & Offices
  • Commercial Roof Coating

We offer clear timelines, minimal disruptions, and long-lasting results backed by industry-leading warranties.

Why Phillipsburg Trusts Alte Roofing

✔ Free Consultations & Same-Day Inspections
✔ Fully Licensed & Insured in NJ
✔ GAF Master Elite® Contractor
✔ Over 20 Years of Roofing Excellence

Whether you're planning a complete exterior remodel or need fast roof repairs, we're ready to help. We serve all neighborhoods in Phillipsburg including South Main, Roseberry, Heckman, and nearby towns like Lopatcong, Alpha, Belvidere, and Washington Township.

Call (908) 850-8558 or visit our contact page to schedule your free consultation.

How it works
01

Free Consultation

We inspect your roof, discuss your needs, and provide a clear, honest estimate with no pressure.

02

Material Selection

Choose from top-tier roofing systems including GAF, TPO, and EPDM options suited to your building and budget.

03

Professional Installation

Our experienced crew completes the work on schedule with minimal disruption and thorough cleanup.

04

Final Walkthrough & Warranty

We review the finished roof with you and provide all warranty documentation and maintenance guidance.

Common questions
Do you handle both residential and commercial roofing in Phillipsburg?+

Yes. We serve homeowners, property managers, schools, and business owners across Warren County. Our team is experienced with everything from historic residential roofs to flat commercial systems like TPO and EPDM.

What does it mean that you're a GAF Master Elite® contractor?+

GAF Master Elite® is a designation given to the top 3% of roofing contractors in North America. It means we meet strict standards for training, customer service, and warranties—and we can offer you enhanced warranty options on GAF products.

How quickly can you inspect my roof?+

We offer same-day inspections in most cases. Call us at (908) 850-8558 and we'll schedule a free consultation at your convenience.

Related services
Captured from above, this urban rooftop features satellite dishes, water tanks, and HVAC units, showcasing city infrastructure.

Commercial Roof Coating Services

Extend your roof's life with a seamless, waterproof coating. A cost-effective alternative to replacement that protects against weather, UV damage, and improves energy efficiency.

Get started — Port Murray, NJ

Your roof deserves a straight answer.

Tell us what's going on and we'll take a look — honest assessment, clear options, no obligation.

Call (908) 850-8558Request a callback
  • Free, no-pressure estimate
  • BBB A+ rated
  • Same-day response
  • Workmanship warranty
Call (908) 850-8558Get Estimate →