Door Installers

Reliable Door Installers

Recommended by your family and friends

“good quality, good workmanship”

It was a good quality, good workmanship, and they were knowledgeable and helpful.

Rebecca S. of Jessup, MD.

We respect your home and your family. For your home, we install ProVia windows and doors. 

You are welcome to gather valuable information about product selections, quality and variety by visiting ProVia® website brochure location.

ProVia® is The Professional Way

ProVia® has developed a competitive position by catering to a niche market that demands a high degree of customization coupled with superior quality. You will find attention to detail is what our customers have come to appreciate and expect from us. We’re building your patio doors and our company to last a lifetime…that’s The Professional Way.

Want to make your home stand out? Select one of the 16 decorative glass
options to create a dramatic focal point. Each piece of glass is unique,
customized to fit any window shape and style. The decorative glass
showcased in this brochure can be ordered in full, simplified and transom
pattern options. Add some elegance to your design by choosing a caming
color to complement your home.
Enhance your view of the outside world by adding windows with decorative
glass to any room in the house – the design options available with this
program are virtually endless.



“Thank you again! Really great job!”

I just wanted to send a note to tell you how happy I am with the new roof. With that said, you should be really proud of the organization and the people. Your guys were so respectful and did such an awesome job cleaning up after everyday of work. They also work really hard and long days. I was extremely impressed and will definitely be recommending you all to friends and colleagues. Thank you again! Really great job!” —Taylor Benson

Schedule My Estimate Today!

The Columbia Roofing Inc System and Timeline

  • Contact us to schedule a convenient appointment time for our Qualified Sales Team to visit your property
  • Appointment: During the appointment, the qualified sales team will identify your needs, the scope of the project, and provide a fair, accurate price


  • Project Begins: The CRI Production Department reviews the signed paperwork and deposit, orders materials, and outlines the overall project
  • Scheduling: CRI will provide a schedule based on the project outline. All dates are ‘weather permitting.’
  • Material delivery, loading and site prep: Our production manager will notify you when materials will be delivered. Project managers will perform a site inspection and formulate the plan for work if the project warrants it.
  • Tearoff and underlayment: After taking protective measures to protect customers’ property, this potentially dangerous portion of the project is carefully monitored by onsite software providing weather information.
  • Shingling the roof; installing gutters; installing windows, doors or siding: By using the latest technology and techniques, our courteous, well trained, certified master  specialists perform quality work, efficiently
  • Cleanup: We clean and remove all trash as well as magnetic roll your yard to collect any stray debris.
  • Final Payment and Warranties: After our Field Supervisor qualifies the job to our standards of excellence with owners, we request final payment and provide the owner with their warranty package.

Roof Tune Up


Gutters & Downspouts


Insurance Claims

Ready for an Easier Home Improvement Experience?

Columbia Roofing Inc LOGO horizontal

Proud Member of Maryland Roofing Association

MHIC 12712

Columbia Roofing Inc

Best Locally Owned & Operated Ashpalt Shingle Roofing and Contracting Company
in Howard, Baltimore, Anne Arundel and
Surrounding Counties
Throughout Maryland since 1977

6363 S Hanover Rd | Elkridge, MD 21075      

Phone: 410-379-6100 | Fax: 410-379-0125

Columbia Roofing Inc, Roofing Contractors, Elkridge, MD