Prophet 21 acquired Trade Service Systems Inc. - a division of TradePower, a provider of enterprise software for electrical distributors. Trade Service Systems' 300-plus distributor customers will join Prophet 21's customer base, and the two companies will combine to form a single company under the Prophet 21 name. The acquired company's products and services will be supported, marketed, and sold by Prophet 21.

The company said in a statement this acquisition will help strengthen its expertise among durable goods distributors and enhance electrical knowledge. Prophet 21 also said it will help Trade Service Systems continue its technology development.

In other news, Prophet 21 will be hosting 34 free technology demonstrations around the country in the months of September, October and November. The live demonstrations will demonstrate Prophet 21 CommerceCenter, Windows-based enterprise software that runs on an SQL Server database and Trading Partner Connect, an Internet trading network. Visit www.p21.com for more information.