• Dais Analytic Corp. (Tampa, Fla.) announced total revenues for the six months ended June 30, 2012 were $1.69 million, down $294,275, or 14.8 percent, when compared to the same time in 2011.
• CECO Environmental Corp. (Cincinnati) is raising its quarterly dividend 29 percent to 4.5 cents per share from the previous quarterly dividend of 3.5 cents per share. The dividend will be paid on Sept. 28 to all shareholders of record at the close of business on Sept. 14.