Photo courtesy of Blue World Crete Green concrete startup has developed a cement that forms at low temperatures. MaterialsA Florida company's new geopolymer binder, which promises to enable eco-friendly materials that compete with portland cement, is undergoing testing in the U.S. and the Middle East.Blue World Crete, whose eponymously named firm is based in Pompano Beach, Fla., is one of many ongoing efforts to lower concrete's carbon footprint. Even so, experts are skeptical it can offer an alternative to the world's most popular building material: portland cement.The startup claims to have developed a synthetic alternative to traditional cement. Inorganic chemicals
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.