IEG - Investment Banking Group | 8,081 followers on LinkedIn. IEG is a leading international technology investment banking boutique specialized in M&A, Financing & Investments. | IEG - Investment Banking Group is a leading global investment banking boutique specializing in transactions for the Internet and Technology sectors. Founded in 1999, IEG has its own international offices in Asia (New-Delihi, Mumbai, Shanghai), Europe (Berlin, Oslo), North-Africa (Tunis) and the USA (NYC). IEG offers entrepreneurial solutions for the business model transformation in the areas of M&A, financing & principal investments.