DOMTAR CORPORATION – SUBSIDIARY COMPANIES

Exhibit 21

As of December 31, 2018

Domtar Corporation
	Domtar Industries LLC
		Domtar Funding Limited Liability Company
		E.B. Eddy Paper, Inc.
	Ariva Distribution Inc.
	Domtar A.W. LLC
		Domtar Wisconsin Dam Corp.
	Domtar Europe Sprl
	Domtar AI Inc.
		Attends Healthcare Products, Inc.
			Innovative Absorbent Technologies, LLC
		EAM Corporation
			Palmetto Enterprises LLC
		Domtar Personal Care Absorbent Hygiene Inc.
			Associated Hygienic Products LLC
		Home Delivery Incontinent Supplies Co.
			Reassure, LLC
	Domtar Paper Company, LLC
		Domtar Delaware Holdings, LLC
		Domtar Delaware Investments Inc.
		Domtar Delaware Holdings Inc.
			Domtar Luxembourg Investments Sarl
				Zither L Investments Sarl
					Zither Personal Care DAC
					Zither L Financial Sarl
						Domtar Personal Care Europe, S.L.U.
							Laboratorios Indas, S.A.U.
								Indas Portugal-Produtos de Saude Sociedade Unipessoal, LDA
								Indas S.A.R.L. A.U.
								Indas EURL
					Domtar Holdings Sweden AB
						Domtar Finance Sweden AB
						Domtar Sweden AB
							Domtar Acquisition Sweden AB (held 89% by Domtar Finance Sweden AB and 11% by Domtar Sweden AB)
								Attends Healthcare Holdings AB
									Attends AB
									Attends Healthcare AB
										Attends AS
					Attends Healthcare Ltd
						Attends Healthcare Finance Ltd
							Attends Healthcare Investments Ltd
								Attends Healthcare Group Ltd
					Attends GmbH (Germany)
						Conforele Hygien GmbH
					Attends BVBA
					Attends Ltd
					Attends OY
					Attends BV
					Attends GmbH (Switzerland)
					Attends GmbH (Austria)
					Attends Europe GmbH
				Domtar Pacific Papers ULC
					Domtar Pulp and Paper General Partnership (held 0.001% by DPP ULC and 99.999% by DInc)
					Domtar Inc.
						Domtar Asia Limited
						Brompton Lands Limited
						Domtar Hong Kong Limited (held 34% by DInc. and 66% by DPC, LLC)

DOMTAR CORPORATION – SUBSIDIARY COMPANIES

Exhibit 21

As of December 31, 2018

AFFILIATED COMPANIES   -   (% held)

Celluforce Inc.		(44%)
Clergue Forest Management Inc.	-	(24%)
Forest Insurance Limited	-	(17%)
Red Lake Forest Management Inc.	-	(50% of class A shares)
Northshore Forest Inc.		(42%)
Ondaadiziwin Forest Management Inc.		(25%)
Prisma Renewable Composites, LLC		(55%)
Vermilion Forest Management Co.		(24.17 class A shares)