La Habra Products 
Since 1926, LaHabra has been the leading manufacture of premium acrylic and cementitious stucco products. Using highest quality raw materials, we produce state-of-the-art hard-coat stucco setting new standards for superior quality products, consistency, reliability and outstanding customer service. LaHabra Wall finish coat can be applied 24 hours after installation over foam installation board/exterior sheathing.
Mediterranean Colors, LLC 
eco stucco™ cures and hardens by carbonation without exhalation of toxic, hazardous gases. This natural process results in healthy, functional, and sustainable mineral finishes mainly made of calcium carbonate (limestone). eco stucco™ suits people suffering from sensitive allergies. It is an ideal wall treatment in schools, hospitals, offices, and homes.
Omega Products International
Valentino by Omega Products International manufactures high-end interior and exterior decorative plaster finishes that add classic beauty to any wall. We have a full line of acrylic-based and lime-based finishes, including true Venetian plaster and other Italian-style finishes.
Premix-Marbletite Manufacturing Company
Both Marblecrete™- a preblended silica base, and Marbletite™ - a preblended 100% marble base are integrally colored, cementitious exterior textured plaster/stucco finish coatings precluding the need for paint. Woncote™, by Premix, is a gypsum based, interior veneer plaster coating available in a smooth or sanded texture finish. Finish with the best!
Pyrok
Acoustical plasters for whenever decorative finishes, sound absorption, durability, and low maintenance are desired. Gypsum or Portland Cement-based. For interior or exterior applications. Non-combustible. UL fire ratings when used on metal deck or structural steel. Standard or custom colorings. On-site manufacturer supervision with pre-approved installers.
Stuc-O-Flex International 
EuroPlast transforms vertical walls into a classic example of Old World Venetian Style Plaster. This versatile interior / exterior decorative coating exhibits a rich aesthetic appearance with unlimited color and texture opportunities. Achieve a wide range of effects from rustic plaster to smooth polished limestone. Venetian plaster at a fraction of the cost.
Tuscan Stoneworx
Tuscan Stoneworx is the leader in architectural stone solutions. For much of the last decade we have tested and refined our product line to meet the demands of the most discriminating architects and owners, and as such have become the primary source for architectural cast stone, hand-applied limestone coatings and concrete countertops.
Vero
Vero’s Italian plaster products set a new standard for quality in the United States. They are unmatched in working characteristics and depth of color and are ideal for both old-world natural looks and contemporary aesthetics. Further, Vero plasters are 50-65% post-industrial recycled content with very low VOCs and 28% lower CO2 emissions than regular stucco.
4specs Discussion Forum - Great place to ask questions about specifications, products and technical data. Free - no registration required to read or post (subject to moderation).
See also: 09 2400 - Portland Cement Plaster (Stucco)
La Habra Products
Since 1926, LaHabra has been the leading manufacture of premium acrylic and cementitious stucco products. Using highest quality raw materials, we produce state-of-the-art hard-coat stucco setting new standards for superior quality products, consistency, reliability and outstanding customer service. LaHabra Wall finish coat can be applied 24 hours after installation over foam installation board/exterior sheathing.
Mediterranean Colors, LLC
eco stucco™ cures and hardens by carbonation without exhalation of toxic, hazardous gases. This natural process results in healthy, functional, and sustainable mineral finishes mainly made of calcium carbonate (limestone). eco stucco™ suits people suffering from sensitive allergies. It is an ideal wall treatment in schools, hospitals, offices, and homes.
Omega Products International
Valentino by Omega Products International manufactures high-end interior and exterior decorative plaster finishes that add classic beauty to any wall. We have a full line of acrylic-based and lime-based finishes, including true Venetian plaster and other Italian-style finishes.
Premix-Marbletite Manufacturing Company
Both Marblecrete™- a preblended silica base, and Marbletite™ - a preblended 100% marble base are integrally colored, cementitious exterior textured plaster/stucco finish coatings precluding the need for paint. Woncote™, by Premix, is a gypsum based, interior veneer plaster coating available in a smooth or sanded texture finish. Finish with the best!
Pyrok
Acoustical plasters for whenever decorative finishes, sound absorption, durability, and low maintenance are desired. Gypsum or Portland Cement-based. For interior or exterior applications. Non-combustible. UL fire ratings when used on metal deck or structural steel. Standard or custom colorings. On-site manufacturer supervision with pre-approved installers.
Stuc-O-Flex International
EuroPlast transforms vertical walls into a classic example of Old World Venetian Style Plaster. This versatile interior / exterior decorative coating exhibits a rich aesthetic appearance with unlimited color and texture opportunities. Achieve a wide range of effects from rustic plaster to smooth polished limestone. Venetian plaster at a fraction of the cost.
Tuscan Stoneworx
Tuscan Stoneworx is the leader in architectural stone solutions. For much of the last decade we have tested and refined our product line to meet the demands of the most discriminating architects and owners, and as such have become the primary source for architectural cast stone, hand-applied limestone coatings and concrete countertops.
Vero
Vero’s Italian plaster products set a new standard for quality in the United States. They are unmatched in working characteristics and depth of color and are ideal for both old-world natural looks and contemporary aesthetics. Further, Vero plasters are 50-65% post-industrial recycled content with very low VOCs and 28% lower CO2 emissions than regular stucco.