NexGen Lending, a Denver-based mortgage lender, is partnering with Sollen Technologies, an Internet-based application services provider of product, pricing and decisioning capabilities for the mortgage industry, in an effort to create an improved operating efficiency and pricing capability at NexGen. After using the Sollen Suite products including Best Ex, LenderOnline, RateSheet Generator and RateSheet e-mailer for six months, the lender reports increased operating efficiency and profits in the secondary marketing division. …