Corporate Profile
Duncan Energy Partners L.P. is a publicly traded Delaware limited partnership, the common units of which are listed on the New York
Stock Exchange ("NYSE") under the ticker symbol "DEP." We were formed by Enterprise Products Partners in September 2006 to
acquire, own and operate a diversified portfolio of midstream energy assets. On February 5, 2007, we completed our initial public
offering of 14,950,000 common units (including an overallotment amount of 1,950,000 common units) at a price of $21.00 per unit,
which generated net proceeds to us of $291.3 million. As consideration for assets contributed and reimbursement for capital
expenditures related to these assets, we distributed $260.6 million of these net proceeds to Enterprise Products Operating L.P., (EPOLP),
along with $198.9 million in borrowings under our credit facility and a final amount of 5,351,571 of our common units (after giving the
effect to the redemption of 1,950,000 common units).
We are owned 98% by our limited partners and 2% by our general partner, DEP GP, which is a wholly owned subsidiary of EPOLP.
DEP GP is responsible for managing all of our operations and activities. EPCO provides all employees and certain administrative
services for us. Our principal executive offices are located at 1100 Louisiana, 10th Floor, Houston, Texas 77002 and our
telephone number is (713) 381-6500.