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Top Glass Fabricators

Glass Magazine’s Top Glass Fabricators annual rankings are based on sales volume and include stand-alone architectural glass fabrication plants in the United States and Canada.

See the most recent list of top glass fabricators below, and visit to get more information, including product lines, notable projects, market statistics and industry trends.

2020 Top Glass Fabricators

Ranked alphabetically, by sales category

*sales estimate

Oldcastle BuildingEnvelope
Oldcastle BuildingEnvelope is a subsidiary of CRH. Revenue, employee and location numbers are inclusive and reflect Oldcastle BuildingEnvelope, C.R. Laurence, Coral Industries Inc. and SIGCO LLC.

American Insulated Glass LLC

Glasswerks LA Inc.

Hartung Glass Industries
Hartung is the parent company of Agalite Shower & Bath Enclosures; Holcam Bath & Shower Enclosures; and Lami Glass Products.

HMI Cardinal

Prelco Inc.*

PRL Glass Systems


Tvitec System Glass

Learn more about year-over-year changes and trends in the glass fabrication industry. See previous years’ reports at

Read the 2020 Top Glass Fabricators Feature in Glass Magazine 

Buy Top Glass Fabricators Reports for deeper market insights and contact details