SIOUX FALLS, S.D., May 4 /PRNewswire-FirstCall/ -- Raven Industries, Inc. (Nasdaq: RAVN) announced it will release first quarter results pre-market on Thursday, May 20, 2010. The company will host a conference call for investors on Thursday, May 20, 2010, at 3:00 p.m. Eastern Time. Investors may access the live call by visiting the company's website at www.ravenind.com. Please log on to the website at least 15 minutes early to register, download and install any necessary audio software. A replay of the call will be available until May 27, 2010 by dialing 888-203-1112, passcode 9022794. A replay of the call will also remain available on the company's website for 90 days following the call. About Raven Industries, Inc. Raven is an industrial manufacturer that provides electronic precision-agriculture products, reinforced plastic sheeting, electronics manufacturing services and specialty aerostats and sewn products to niche markets. On the Internet, information is available at the company's website, www.ravenind.com. SOURCE Raven Industries, Inc.