1917, Jacob Wise, First U.S. Patent for Roofing Compositions
1919, Garland purchases plant and warehouse at 3800 E. 91st St Cleveland, OH; remains HQ today
1930, Garland's product line of consumer house paints is sold through a network of hardware stores
1942, As part of the war effort, Garland produces reclamation system for spray paint used to camouflage military vehicles.
1950, Garland manufactures a line of waterproofing products for greenhouses, including caulking, shading, and putty.
1978, Garland introduces StressPly®, the first high-performance modified bitumen roofing system manufactured in North America.
1989, The StressPly Plus membrane, with SBS plus SEBS polymers and a quad axial scrim, is introduced.
1991, Garland introduces the first vegetative roofing system in North America.
1992, With R-Mer Lite®, Garland's product line expands into metal roofing.
1992, The Energizer rubberized liquid membrane for roof restoration is introduced.
1992, Garland's premium mod-bit line expands with the introduction of the torch-applied, fiberglass-reinforced StressPly IV.
1993, StressPly E is introduced with several innovative sustainable characteristics, including the incorporation of recycled crumb rubber in the membrane.
1994, Garland becomes the first U.S. commercial roofing manufacturer to achieve ISO 9002 certification.
1995, The innovative R-Mer Ply roof termination and flashing system is introduced.
1996, RAMP®, Garland's Roof Asset Management Program is the industry's first digital tool for evaluating and managing assets.
1997, Garland introduces Black-Knight/Black-Stallion® high-performance coal tar pitch waterproofer and roofing laminate.
1997, Honored with the Plant Engineering Product of the Year Award for incorporating post-consumer recycled tires into our modified bitumen systems.
1998, Garland receives a patent for its exclusive Black-Knight technology.
1999, Garland expands the Weatherking® cold-adhesive product line to include polymerized, brush-grade flashing adhesive.
2000, Garland introduces Insul-Lock® insulation adhesive.
2001, Garland introduces the R-Mer Edge product family to protect the roof’s perimeter.
2002, StressPly EUV with Starburst® Mineral Surfacing receives Product of the Year Award, Silver; Editor's Choice Award; and Bronze Product of the Year Award from industry trade publications.
2003, ISO 9001:2000 certification is achieved.
2005, Garland expands its capabilities to include the Millennium® line of technologically advanced, polymer-modified, coal tar membranes for commercial applications.
2005, Garland receives the Green Roof Award of Excellence, in the category of extensive institutional roofing from Green Roofs for Healthy Cities, for a roof designed for the Environmental Studies Building at Evergreen State College in Olympia, Washington.
2006, Garland introduces Silver-Flash® cold-applied, trowel-grade, silver mastic.
2006, The White-Knight®/White-Stallion® ENERGY STAR® qualified multipurpose urethane restoration waterproofing system product family is extended for use in a wide range of new applications.
2007, New StressPly® IV Plus family of products is introduced.
2007, Garland introduces Insul-Lock® HR, a single step application, two component, VOC compliant insulation adhesive.
2007, Introduction of environmentally friendly, VOC-free Green-Lock® multi-purpose structural adhesive.