- Citigroup Global Markets, Inc. – initial public offerings for Alliance Resource Partners, L.P.; Genesis Energy, L.P.; Natural Resource Partners, L.P.; Plains All American Pipeline, L.P.; and Suburban Propane Partners, L.P.
- Lehman Brothers, Inc. – initial public offerings for Global Partners, L.P.; Inergy Holdings, L.P.; Penn Virginia Resource Partners L.P.; and Star Gas Partners, L.P.
- Goldman Sachs & Co. – initial public offering for Shamrock Logistics Partners, L.P.
- RBC Capital Markets Corporation – initial public offering for Copano Energy L.L.C.
- Lehman Brothers Inc. – purchase of the general partner of Pacific Energy Partners from The Anschutz Corporation
- Numerous follow-on equity and debt offerings for many MLPs
- Operations of family and company supported tax exempt private foundations
- Operations of tax exempt charitable organizations, business leagues, social welfare organizations and supporting organizations