About us

Len Berkowitz
Owner and master craftsman Len Berkowitz trained in California before moving to the Baltimore-Washington metro area to open Great Panes in 1980. Today Len handles all repair and restoration work; glass cutting, estimates and on-site consultations; and window removal and installation.

Sherry Fackler-Berkowitz
Co-owner Sherry Fackler-Berkowitz brings nearly 30 years of experience to her work at Great Panes. Sherry works with lead, copper foil, and creates one-of-a-kind fused glass jewelry and glass beads. Sherry is Great Panes’ glazier, and handles soldering, mold making, slumping, fusing, and the restoration of bent panel lamps.

John Crawford
John Crawford is a Maryland Institute College of Art graduate who has been the studio designer at Great Panes for the past fifteen years. John hand paints and fires ecclesiastical figures, decorative borders and elements, memorial plaques, and fine details in custom designs.

Tim Taylor
After working as an engineer for several years, Tim developed a keen interest in glasswork. Tim’s nearly 40 years of experience in the glass industry includes experience as head of the art department at Crystal Interiors, creating custom paint colors for glass, and his specialty: etching. Tim’s keen attention to detail and eye for glasswork has led to an unparalleled expertise in etched glass