Providing the highest quality architectural products throughout the Upper Midwest since 1948.

Get help from our service team with an existing installation.

Take the guesswork out of skylight design.

One of the most challenging issues in skylight design is selecting the proper level of light transmission. Letting in either too much or not enough daylight can lead to significant problems. Let Kalwall’s industry leading daylight modeling technology take the guesswork out of skylight design by helping you select the ideal light transmission level for your project. For more information visit

Make exterior historic renovations a snap.

For any exterior historic renovation project, selecting the proper window product and details is essential for SHPO approval and, potentially, historic tax credits. Let our team of historic window system exports help you on your next renovation project.

Our Mission Statement
The goal of the W. L. Hall Company is to be the provider of choice for both the architectural and construction communities in all of the market segments we serve. We will achieve this goal by representing high quality, innovative building products with honesty and integrity and by providing unmatched customer service.