HOYA Corp. USA - Optics Division - Santa Clara, CA
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of specialty glass & components including glass extruded blocks & bars. Blocks are available with non-polished two sides for visual internal inspection & fire-polished or four sides cast. Blocks are suitable for consumer electronics & telecommunication applications.
www.hoyaoptics.com/specialty_glass/optical....

Lasermation, Inc. - Philadelphia, PA
Distributor, Manufacturer, Custom Manufacturer, Service Company
Lean manufacturing capable custom manufacturer & distributor of precision fabricated parts, components & products such as blocks including glass blocks. Capabilities include laser cutting, CAD/CAM, CNC routing, CNC engraving, photo-chemical etching, art designing, bending, forming, woodworking, sand etching, dye sublimation, CMYK process, screen printing, fulfillment services, selective plating & powder coating. JIT delivery also available.
www.lasermation.com/categories.asp/cid/208/...

Mo-Sci Corp. - Rolla, MO
Manufacturer, Custom Manufacturer, Service Company
AS9100C and ISO 9001:2008 certified manufacturer of standard & custom round & odd shapes glass including discs, plates & blocks. Capabilities include chemical composition, optical transmission, particle size analysis, x-ray diffraction, thermal expansion up to 1000 degrees C, differential thermal analysis, refractive index, mechanical property measurements & electron spectroscopy chemical analysis. Applications include health care, automotive, semiconductor, military, aerospace, electronics, sporting goods & textile applications.
www.mo-sci.com/Mo-Sci_Corporation/Services/...

Rayotek Scientific, Inc. - San Diego, CA
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified, full design standard, minority owned. Manufacturer of glass blocks. Capabilities: engineering, designing, prototyping, molding, slumping, polishing, grinding, machining, cutting, shaping, brazing, sealing, strengthening & assembly. Large volume capabilities. SBA certified SDB.
www.rayotek.com/glass_custom_dome_tube_rod_...

Sydor Optics - Rochester, NY
Custom Manufacturer, Service Company
Custom manufacturer of glass blocks and prisms. Various materials include BK-7, fused silica, CaF2 and MgF2. Available with +/-0.10 mm dimensional tolerance and thickness up to 5 mm. Suitable for imaging systems and laser applications. ITAR registered. ISO 9001:2008 compliant. On-time delivery.
www.sydor.com/products-prisms.asp

Jeannette Specialty Glass / JSG Oceana - Jeannette, PA
Manufacturer, Custom Manufacturer, Service Company
Manufacturer of borosilicate glass products including glass blocks & other shapes. Custom glass products are made of colorless borosilicate glass. Capabilities include sizes from 4 in. x 4 in. x 1 in. up to 12 in. x 12 in. x 2 in. In-house mould sizes include: 2 in. x 4 in. x 12 in., 8 in. x 8 in. x 1.5 in., & 12 in. x 12 in. x 2 in. Fabricating services include, moulding, machining, drilling, waterjet cutting, grinding, ceramic painting, organic coating & sandblasting. Made in the USA.
www.usglassmanufacturer.com/default.aspx

Glass Dynamics, LLC - Vineland, NJ
Manufacturer, Custom Manufacturer
ISO 9001 & ISO 14001 certified custom manufacturer of glass & glass products. Various types of glass include anti-glare, anti-reflective, bent, alkali free borosilicate, filter, float, gage, molded, optical, patterned, sight, soda lime & tempered glass. Products include lamp bases, bottles, cylinders, droppers, lenses, mirrors, jars, optical flats, preforms, rings, plates, vials & tubing. Capabilities include fabricating, waterjet cutting, drilling, etching, blowing, CNC machining, polishing, laminating, grinding, bending, sagging, edging & beveling. Various industries served include architectural, lighting, aerospace, aircraft, automotive, flat panel & CRT, electro-optical, instrumentation, marine, medical, military & defense.

ios Optics - Santa Clara, CA
Manufacturer, Custom Manufacturer, Service Company
Services include precision fabricating of glass optical parts. Thin-film coatings in the UV, visible & near IR wavelengths. Prisms, windows, lenses, filters, mirrors & beamsplitters. Surface quality from 10-5 to 80-50 for laser, industrial & commercial applications.
www.iosoptics.com/coating-services.html

Hot Cell Services Corp. - Kent, WA
Manufacturer, Service Company
Manufacturer of glass slabs, bricks & block for radiation shielding applications. Glass blocks polished & cut to size, to be installed in the steel or lead wall of hot cell or shield. According to requirements, blocks can be borosilicate (specific density 2.5) or lead glass up to a density of 5.2. Glass can be supplied stabilized & non-browning for high radiation doses. Supercontryx® glass is bonded with ordinary glass sheet with drilled holes for glove rounds & crossbars.
www.sovis-optique.com/hotcell/rs_products.h...

Super Lite Block - Phoenix, AZ
Manufacturer
Concrete Block Manufacturer

Glass Block Sales, Inc - Warren, MI
Distributor
Distributor Of Glass Blocks.

Acme Brick Co. - Houston, TX
Distributor, Manufacturer
Manufacturer & Dist of Brick
Brand Names: Solaris

CDGM Glass Co., USA - Rochester, NY
Manufacturer, Custom Manufacturer
Manufacturer of glass blocks for the optical industry. Large blocks are offered in sizes up to 2 meters by 2 meters by 2 meters. They are offered in either K4A or H-K9L. The two largest surfaces of the block are fine ground & the other surfaces are coarse ground. The edges & angles are chamfered. All blocks are fine annealed.

Melcer Tile Co., Inc. - Charleston, SC
Distributor

Imperia Bros., Inc. - Pelham Manor, NY
Distributor, Manufacturer
Water sealant;Manufacturing
Brand Names: Sika, Sonneborn, W.R. Grace

Maple Leaf Masonry Supply Ltd. - Sudbury, ON
Distributor

The Rock Yard, Inc. - Chandler, AZ
Distributor, Custom Manufacturer, Service Company
Distributor of building products including glass blocks of different patterns & sizes, shower system kits, cellular glass insulation & accessories for homeowners & do-it-yourselfers, builders, contractors, designers & developers used in industrial & commercial applications.
Brand Names: Pittsburgh Corning

Weckesser Brick, Inc. - Rochester, NY
Distributor
Distributor

Lux Windows & Glass Ltd. - Calgary, AB
Manufacturer

Southeast Concrete Products - Covina, CA
Distributor
Distributor Of Building Products

Code Glass & Windows, Inc. - Palm Beach Gardens, FL
Distributor
Distributor of glass panel blocks. Products available with or without pressure-sensitive adhesive.

Thames Valley Brick & Tile - Div. of Thames Valley Building Products Ltd. - Burlington, ON
Distributor

Soumar Masonry Restoration, Inc. - Elmhurst, IL
Service Company
Partitions, ventilators, service doors; installation, masonary repair

Schuster's Building Products - Indianapolis, IN
Distributor, Manufacturer
Manufacturer & Distributor Of Brick, Concrete Blocks

Snyder Brick & Tile Co. - Snyder, TX
Distributor
Distributor of bricks, glass blocks & cast stone.
Brand Names: Pittsburgh Corning