Our Story: Leading Window Providers in New York

Big L Windows & Doors specializes in the sales and installation of high-quality windows, entry doors and patio doors. Whether your project is a remodel, historic renovation or new construction, you can expect fast and accurate quotes, on-time deliveries, expert installation and attentive follow-up service.

For almost 50 years, we have served the Greater Buffalo and Niagara Falls area, including the Western New York counties of Erie, Niagara, Chautauqua, Wyoming and Orleans. Our showroom is located in Cheektowaga, New York.


SERVING YOU WITH EXPERTISE AND KINDNESS

Big L’s mission is to provide clear solutions for your window and door needs, either residential or light commercial. We thrive on creating a connection
with our customers and seek to always serve you with clarity, expertise, kindness, convenience, and professionalism.
“If it’s a window or door, our people care more!”

PROVIDING PEACE OF MIND

Whether you’re a homeowner, remodeling contractor or builder, Big L Windows & Doors understands your priorities and strives to meet your needs, offering:

  • • A helpful, experienced sales staff with a combined 60 years of experience
  • • The chance to interact with products in our showroom before placing orders
  • • Fast, accurate quotes and on-time deliveries
  • • Our Total Trust Guarantee, which covers labor
  • Big L Windows & Door Staff with trucks

    PEOPLE WHO CARE

    Big L Windows & Doors pledges warmth, kindness, professionalism and optimism in our relationships.

  • designing layout construction

    ANSWERS TO FAQS

    Not sure you need new windows? We’ll address some of the most common window issues you may have.

  • window installation

    A SUPPORTIVE PLACE TO WORK

    Big L strives to provide an encouraging and comfortable workspace  for  development.

  • black trim window

    WRITE US A REVIEW

    We’d love to hear about your experience working with Big L. Write a review and let us know how we did!

The Big L Windows staff discussing about windows with couple.
Big L consultation tab in Cheektowaga, NY
Big L consultation in Cheektowaga, NY

REQUEST A FREE CONSULTATION

Whether your project is a remodel, a new custom home or light commercial construction, Big L Windows & Doors can help. Contact us for a virtual or in-person consultation.

VISIT OUR SHOWROOM

Big L Windows & Doors
2727 William St.
Cheektowaga, NY 14227

Our showroom gives you or your clients the important opportunity to interact with products, feel the materials and see the colors in person before placing orders.

showroom card

SHOWROOM HOURS

  • Monday – Friday: 8 am – 5 pm
  • Saturday (summer): 9 am – 2 pm
  • Saturday (winter): 10 am – 2 pm
  • Closed Sunday