PKG 12.31.2014 - Ex-21.1 Subsidiaries of the Registrant



								State or Other Jurisdiction of Incorporation or Organization
Packaging Corporation of America (100%)								Delaware

	PCA International Inc. (100%)							Delaware
		PCA International Services, LLC (100%)						Delaware

	PCA Hydro Inc. (100%)							Delaware

	Packaging Corporation of Asia, Limited (100%)							Hong Kong

	PCA Southern California Acquisition LLC (100%)							Delaware

	Boise Inc. (100%)							Delaware
		Boise Paper Holdings, L.L.C. (100%)						Delaware
			Boise Packaging & Newsprint, L.L.C. (100%)					Delaware
				Boise Packaging Holdings Corp. (100%)				Delaware
					Boise European Holdings 1 SARL (100%)			Luxembourg
						Boise European Holdings 2 SARL (100%)		Luxembourg
							Hexacomb Spain Holdings, S.L. (100%)	Spain
							Hexacomb France Holdings S.A.S. (100%)	France
							Hexacomb Mexicana, S. de R.L. de C.V. (100%)	Mexico
							Hexacomb Mexico Servicios, S. de R.L. de C.V. (100%)	Mexico
							Hexacomb Netherlands Holdings B.V. (100%)	Netherlands
					Hexacomb Corporation (100%)			Illinois
					Hexacomb Canada Holdings Corp. (100%)			Canada
						Hexacomb Canada Corp. (100%)		Canada
				Louisiana Timber Procurement Company, L.L.C. (50%)				Delaware

				Boise White Paper, L.L.C. (100%)				Delaware
					International Falls Power Company (100%)			Delaware
					Minnesota, Dakota & Western Railway Company (100%)			Minnesota
				Bemis Corporation (100%)				Delaware
					Boise Hong Kong Limited (100%)			Hong Kong
				B C T, INC. (100%)				Delaware



*	The names of some of our foreign subsidiaries have been omitted. These unnamed subsidiaries, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary, as defined in Regulation S-X, Rule 1-02(w).