PurchasingNet PurchasingNet-SQL or PNet tools are Web-based procurement and accounts payable software used by some 1,400 clients in the fields of financial services, media, professional services, and retail, among others. PNet not only helps businesses procure necessary supplies, it matches invoices, provides enterprise spend management accounting, and offers an audit trail of spending. Clients include Liz Claiborne, NASDAQ, XM Satellite Radio Holdings, General Mills, US Bancorp, and Capital BlueCross. PurchasingNet was established in 1983 by CEO Tim McEneny. The company is owned by its officers.