Macgregor, a supplier of FIX-based trade order management systems to the buy-side, has become the seventeenth company to sign up as a message concentrator to the GSTP AG virtual matching utility. It will help existing broker-dealing and trading platform clients connect to the Transaction Flow Monitor (TFM) trade matching tool now being built by the axion4gstp consortium of SIS SegaIntersettle, SWIFT, TKS-Teknosoft and Tata Consultancy Services. Macgregor currently offers connections to 115 brokers and every major ECN. As a concentrator, Macgregor will relieve its clients of the operational and maintenance hassles of linking to the TFM. The other firms to have agreed to act as concentrators are ADP, Bank of New York, Bloomberg, BBH, CDS, Citibank, FMC, HSBC, JP Morgan Chase, Investors Bank & Trust, Market Axess, Merrill Lynch, Royal Trust, SFE Corporation, Singapore Exchange, SISSega Intersettle, State Street and SunGard.