Entity Name

Domestic Jurisdiction

NLC PROCESS AND WATER SERVICES SARL

Algeria

NALCO ANGOLA PRESTACAO DE SERVICOS, LIMITADA

Angola

Ecolab (Antigua) Ltd.

Antigua & Barbuda

Ecolab S.A.

Argentina

NALCO ARGENTINA S.R.L.

Argentina

Ecolab (Aruba) N.V.

Aruba

Ecolab (Fiji) Pty Limited

Australia

Ecolab AU2 Pty Ltd

Australia

Ecolab Pty Ltd.

Australia

NALCO AUSTRALIA WORLDWIDE HOLDINGS PTY. LTD.

Australia

Ecolab AT 2 GmbH

Austria

Ecolab GmbH

Austria

NALCO HOLDINGS G.m.b.H.

Austria

NALCO OSTERREICH Ges m.b.H.

Austria

NALCO OSTERREICH SERVICES GES.M.B.H.

Austria

Nalco Azerbaijan LLC

Azerbaijan

Ecolab Limited

Bahamas

Ecolab (Barbados) Limited

Barbados

Ecolab B.V.B.A./S.P.R.L.

Belgium

Ecolab Production Belgium B.V.B.A.

Belgium

Kay BVBA

Belgium

NALCO BELGIUM BVBA

Belgium

NALCO BELGIUM SERVICES BVBA

Belgium

Ecolab BM 1 Limited

Bermuda

ADECOM QUIMICA LTDA

Brazil

Ecolab Quimica Ltda.

Brazil

Ecolab EOOD

Bulgaria

1712279 Alberta ULC

Canada

Ecolab CDN 2 Co.

Canada

Ecolab Co.

Canada

Les Produits Chimiques ERPAC Inc.

Canada

NALCO CANADA CO.

Canada

Ecolab Cayman 1 Limited

Cayman Islands

Ecolab Cayman 2 Limited

Cayman Islands

MOBOTEC PRC CO. LTD.

Cayman Islands

Ecolab S.A.

Chile

NALCO INDUSTRIAL SERVICES CHILE LIMITADA

Chile

Ecolab (China) Investment Co., Ltd

China

Ecolab (GZ) Chemicals Limited

China

Ecolab (Taicang) Technology Co., Ltd.

China

Ecolab Chemicals Limited

China

Guangzhou Green Harbour Environmental Operation Ltd.

China

Guangzhou Green Harbour Termite Control Ltd.

China

Nalco (China) Environmental Solution Co. Ltd.

China

NALCO (SHANGHAI) TRADING CO. LTD.

China

NALCO INDUSTRIAL SERVICES (NANJING) CO., LTD.

China

NALCO INDUSTRIAL SERVICES (SUZHOU) CO., LTD.

China

NALCO MOBOTEC ENVIRONMENT PROTECTION TECHNOLOGY (SHANGHAI) CO., LTD.

China

Ecolab Colombia S. A.

Colombia

NALCO DE COLOMBIA LTDA

Colombia

Quimiproductos Colombia, S.A.S.

Colombia

Ecolab SRL

Costa Rica

Ecolab d.o.o.

Croatia

NALCO CYPRUS HOLDINGS LIMITED

Cyprus

Ecolab Hygiene s.r.o.

Czech Republic

NALCO CZECHIA s.r.o.

Czech Republic

CALGON LLC

Delaware

Ecolab AP Holdings LLC

Delaware

Ecolab Holdings (Europe) LLC

Delaware

Ecolab Holdings Inc.

Delaware

Ecolab Investment LLC

Delaware

Ecolab Israel Holdings LLC

Delaware

Ecolab Lux Partner LLC

Delaware

Ecolab Manufacturing Inc.

Delaware

Ecolab MT Holdings LLC

Delaware

Ecolab MX Partner LLC

Delaware

Ecolab US 1 GP

Delaware

Ecolab U.S. 2 Inc.

Delaware

Ecolab USA Inc.

Delaware

Ecolabeight Inc.

Delaware

Ecovation, Inc.

Delaware

GCS Service, Inc.

Delaware

Krofta Technologies, LLC

Delaware

MAGMILL CO. LLC

Delaware

Microtek Medical Inc.

Delaware

Nalco Cal Water, LLC

Delaware

NALCO CHINA HOLDINGS LLC

Delaware

NALCO COMPANY

Delaware

Nalco Crossbow Water LLC

Delaware

NALCO DELAWARE COMPANY

Delaware

Nalco Energy Services Equatorial Guinea LLC

Delaware

NALCO ENERGY SERVICES MIDDLE EAST HOLDINGS, INC.

Delaware

Nalco Environmental Solutions LLC

Delaware

NALCO EUROPEAN HOLDING LLC

Delaware

Nalco Fab-Tech LLC

Delaware

NALCO FINANCE HOLDINGS INC.

Delaware

NALCO FINANCE HOLDINGS LLC

Delaware

NALCO GLOBAL HOLDINGS LLC

Delaware

NALCO HOLDING COMPANY

Delaware

NALCO HOLDINGS LLC

Delaware

NALCO INDUSTRIAL OUTSOURCING COMPANY

Delaware

NALCO INTERNATIONAL HOLDINGS LLC

Delaware

NALCO IP HOLDER LLC

Delaware

NALCO IRAQ HOLDING LLC

Delaware

NALCO MOBOTEC LLC

Delaware

NALCO PWS, INC.

Delaware

NALCO RECEIVABLES II LLC

Delaware

NALCO RECEIVABLES LLC

Delaware

NALCO TEXAS LEASING LLC

Delaware

Nalco Tiorco Middle East Holdings, LLC

Delaware

NALCO TWO, INC.

Delaware

NALCO U.S. HOLDINGS LLC

Delaware

NALCO WORLDWIDE HOLDINGS LLC

Delaware

NALFLEET, INC.

Delaware

NALTECH, INC.

Delaware

NDC LLC

Delaware

NI ACQUISITION HOLDING LLC

Delaware

ONES WEST AFRICA LLC

Delaware

Quantum Technical Services, LLC

Delaware

Res-Kem General Water LLC

Delaware

RES-KEM LLC

Delaware

Total Enterprise Control LLC

Delaware

Wabasha Leasing LLC

Delaware

Ecolab ApS

Denmark

NALCO DANMARK APS

Denmark

Microtek Dominicana S.A.

Dominican Republic

Ecolab Ecuador

Ecuador

NALCO EGYPT TRADING

Egypt

NALCO EGYPT, LTD.

Egypt

Ecolab, S.A. de C.V.

El Salvador

NALCO FINLAND MANUFACTURING OY

Finland

NALCO FINLAND OY

Finland

NALCO FINLAND SERVICES OY

Finland

Oy Ecolab AB

Finland

Ecolab Pest France SAS

France

Ecolab Production France SAS

France

Ecolab SAS

France

Ecolab SNC

France

Europlak S.A.S.

France

NALCO FRANCE

France

NALCO FRANCE SERVICES S.A.S.

France

NALCO FRANCE SNC

France

Shield Medicare sarl

France

Microtek Medical Holdings Inc.

Georgia

Ecolab Deutschland GmbH

Germany

Ecolab Engineering GmbH

Germany

Ecolab Export GmbH

Germany

J. F. Knauer Industrie-Elektronik GmbH

Germany

NALCO DEUTSCHLAND GMBH

Germany

NALCO DEUTSCHLAND MANUFACTURING GMBH UND CO. KG

Germany

NALCO DEUTSCHLAND SERVICE GMBH UND CO KG

Germany

Nalco Grundbesitz GmbH & Co. KG

Germany

NALCO MANUFACTURING BETEILIGUNGS GMBH

Germany

Nalco Real Estate GmbH

Germany

NALCO SERVICE BETEILIGUNGS GMBH

Germany

NALCO ENERGY SERVICES (GHANA) LIMITED

Ghana

Ecolab A.E.B.E.

Greece

NALCO HELLAS S.A.

Greece

Ecolab (Guam) LLC

Guam

Ecolab, Sociedad Anonima

Guatemala

Quimicas Ecolab, S.A. de C.V.

Honduras

Ecolab Limited

Hong Kong

Ecolab Name Holding Limited

Hong Kong

Green Harbour Mainland Holdings Ltd

Hong Kong

NALCO HONG KONG LIMITED

Hong Kong

Ecolab Hygiene Kft.

Hungary

NALCO HUNGARY INDUSTRIAL COMMERCIAL LLC

Hungary

Ecolab Food Safety & Hygiene Solutions Private Limited

India

Nalco Water India Limited

India

P.T. NALCO INDONESIA

Indonesia

PT Ecolab Indonesia

Indonesia

Ecolab (Holdings) Limited

Ireland

Ecolab Finance Company Limited

Ireland

Ecolab Limited

Ireland

Kilco Chemicals (Ireland) Limited

Ireland

Ecolab JVZ Limited

Israel

NALCO ISRAEL INDUSTRIAL SERVICES LTD

Israel

Ecolab Holding Italy S.r.l.

Italy

Ecolab Production Italy Srl

Italy

Ecolab Srl

Italy

Esoform Manufacturing S.R.L.

Italy

ESOFORM S.R.L

Italy

Findesadue Srl

Italy

NALCO ITALIANA HOLDINGS S.R.L.

Italy

NALCO ITALIANA MANUFACTURING S.R.L.

Italy

NALCO ITALIANA SERVICES S.R.L.

Italy

NALCO ITALIANA SrL

Italy

NALCO TECNOLOGIE DIVERSIFICATE SrL

Italy

Ecolab Limited

Jamaica

Ecolab G.K.

Japan

KATAYAMA NALCO INC.

Japan

Nalco Japan G.K.

Japan

NALCO GULF LIMITED

Jersey

Ecolab East Africa (Kenya) Limited

Kenya

Ecolab Korea Ltd.

Korea, Republic Of

NALCO KOREA LIMITED

Korea, Republic Of

Ecolab, SIA

Latvia

Nalco Libya

Libya

Ecolab LUX & Co Holdings S.C.A.

Luxembourg

Ecolab LUX 1 Sarl

Luxembourg

Ecolab LUX 2 Sarl

Luxembourg

Ecolab LUX 3 Sarl

Luxembourg

Ecolab LUX 4 Sarl

Luxembourg

Ecolab LUX 5 S.a.r.l.

Luxembourg

Ecolab LUX 7 Sarl

Luxembourg

Ecolab Lux 9 S.a.r.l.

Luxembourg

Ecolab LUX Sarl

Luxembourg

NALCO LUXEMBOURG HOLDINGS SARL

Luxembourg

Ecolab-Importacao E. Exportacao Limitada

Macau

CHEMASIA INDUSTRIES SDN. BHD.

Malaysia

CSC KEMICO (SOUTH EAST ASIA) SDN BHD.

Malaysia

Ecolab Sdn Bhd

Malaysia

NALCO INDUSTRIAL SERVICES MALAYSIA SDN. BHD

Malaysia

Ecolab MT Limited

Malta

Microtek Medical Malta Holding Limited

Malta

Microtek Medical Malta Limited

Malta

Ecolab Holdings Mexico, S. de R. L. de C. V.

Mexico

Ecolab MX 2 S de RL de CV

Mexico

Ecolab, S. de R.L. de C.V.

Mexico

Industria Mexicana de Químicos, S.A. de C.V.

Mexico

NALCO DE MEXICO, S. de R. L. de C.V.

Mexico

NALCO HOLDINGS, S.N.C. DE C.V.

Mexico

Quimiproductos, S.A. de C.V.

Mexico

Nalco Gulf Response Corp.

Michigan

Ecolab Foundation

Minnesota

Ecolab Maroc S.A.

Morocco

DERYSHARES B.V.

Netherlands

Ecolab B.V.

Netherlands

ECOLAB NL 10 B.V.

Netherlands

Ecolab NL 11 B.V.

Netherlands

Ecolab NL 3 BV

Netherlands

Ecolab NL 4 BV

Netherlands

Ecolab NL 5 BV

Netherlands

Ecolab NL 6 BV

Netherlands

Ecolab NL 7 C.V.

Netherlands

Ecolab NL 8 B.V.

Netherlands

ECOLAB NL 9 B.V.

Netherlands

Ecolab Production Netherlands B.V.

Netherlands

Ecolabone B.V.

Netherlands

Ecolabtwo B.V.

Netherlands

INTERNATIONAL WATER CONSULTANT B.V.

Netherlands

Microtek Medical B.V.

Netherlands

Microtek Medical Holding B.V.

Netherlands

NALCO DUTCH HOLDINGS B.V.

Netherlands

NALCO EMEA HOLDINGS BV

Netherlands

NALCO EUROPE B.V.

Netherlands

NALCO EUROPEAN FINANCE B.V.

Netherlands

NALCO GLOBAL HOLDINGS B.V.

Netherlands

NALCO HOLDING B.V.

Netherlands

NALCO INTERNATIONAL HOLDINGS B.V.

Netherlands

NALCO ITALY HOLDINGS B.V.

Netherlands

NALCO NETHERLANDS BV

Netherlands

Nalco Netherlands Services B.V.

Netherlands

NALCO OVERSEAS HOLDING B.V.

Netherlands

Nalco Russian Holding B.V.

Netherlands

NALCO UNIVERSAL HOLDINGS BV

Netherlands

NALCO VENEZUELA HOLDING B.V.

Netherlands

NALCO WORLDWIDE HOLDINGS B. V.

Netherlands

Ecovation Wastewater Treatment Company, Inc.

New York

Ecolab New Zealand

New Zealand

NALCO NEW ZEALAND

New Zealand

Ecolab Nicaragua, S.A.

Nicaragua

NALCO ENERGY SERVICES NIGERIA LIMITED

Nigeria

Kay Chemical Company

North Carolina

Kay Chemical International, Inc.

North Carolina

MOBOTEC AB, LLC

North Carolina

Ecolab a.s.

Norway

NALCO NORGE AS

Norway

Nalco Tiorco Middle East LLC

Oman

NALCO PAKISTAN (PRIVATE) LIMITED

Pakistan

Claria Panamá, S.A.

Panama

Ecolab S.A.

Panama

NANOSPECIALTIES, LLC

Pennsylvania

Ecolab Perú Holdings S.R.L.

Peru

Ecolab Philippines Inc.

Philippines

NALCO PHILIPPINES INC.

Philippines

Ecolab Production Poland sp. z o.o.

Poland

Ecolab Services Poland Sp. z o o

Poland

Ecolab Sp. z o o

Poland

NALCO MOBOTEC POLSKA Sp. z o. o.

Poland

NALCO PORTUGUESA (QUIMICA INDUSTRIAL) LTD.

Portugal

Ecolab s.r.l.

Romania

NALCO COMPANY OOO

Russian Federation

NALCO ZAO

Russian Federation

ONDEO NALCO ENERGY SERVICES (KAZAN)

Russian Federation

OOO Kogalym Chemicals Plant

Russian Federation

ZAO Ecolab

Russian Federation

Ecolab (St. Lucia) Limited

Saint Lucia

NALCO SAUDI CO. LTD.

Saudi Arabia

Ecolab Hygiene d.o.o.

Serbia

AQUAZUR PTE LTD

Singapore

Ecolab Pte. Ltd.

Singapore

ECOLAB SG 2 PTE. LTD.

Singapore

NALCO ASIA HOLDING COMPANY PTE. LTD.

Singapore

NALCO PACIFIC PTE. LTD.

Singapore

Ecolab s.r.o.

Slovakia (Slovak Republic)

Nalco Osterreich Gesellschaft m. b. h. - Branch Office Slovakia

Slovakia (Slovak Republic)

Ecolab d.o.o.

Slovenia

Ecolab (Proprietary) Limited

South Africa

NALCO AFRICA (PTY.) LTD.

South Africa

NALCO AUSTRALIA PTY LTD

Australia

NALCO HOLDINGS AUSTRALIA PTY. LIMITED

Australia

NALCO INVESTMENTS AUSTRALIA PTY LIMITED

Australia

DERYPOL SA

Spain

Ecolab Hispano Portuguesa, S.L.

Spain

Hicopla SL

Spain

NALCO ESPANOLA MANUFACTURING, S.L.U.

Spain

NALCO ESPANOLA SERVICES, S.L.U.

Spain

NALCO ESPAÑOLA, S.L.

Spain

NALCO HOLDING S.L.U.

Spain

Ecolab AB

Sweden

MOBOTEC EUROPE AB

Sweden

NALCO AB

Sweden

NALCO SERVICES AB

Sweden

Ecolab (Schweiz) GmbH

Switzerland

Ecolab CH 1 GmbH

Switzerland

Ecolab CH 2 GmbH

Switzerland

Ecolab CH 3 GmbH

Switzerland

Ecolab Europe GmbH

Switzerland

Nalco Europe Sàrl

Switzerland

Nalco Schweiz GmbH (Nalco Switzerland LLC)

Switzerland

Ecolab Ltd.

Taiwan

NALCO TAIWAN CO., LTD.

Taiwan

Ecolab East Africa (Tanzania) Limited

Tanzania

Ecolab Food Safety Specialties Inc.

Texas

OFC Technologies Corp

Texas

Ecolab Limited

Thailand

NALCO INDUSTRIAL SERVICES (THAILAND) CO. LTD.

Thailand

Ecolab (Trinidad and Tobago) Unlimited

Trinidad And Tobago

Trinidad Branch of Nalco Company

Trinidad And Tobago

Ecolab Temizleme Sistemleri Limited Sirketi

Turkey

Nalco Anadolu Kimya Sanayi ve Ticaret Limited Sirketi

Turkey

Ecolab East Africa (Uganda) Limited

Uganda

Ecolab LLC

Ukraine

Ecolab Emirates General Trading LLC

United Arab Emirates

Ecolab Gulf FZE

United Arab Emirates

CALGON EUROPE LIMITED

United Kingdom

Ecolab (U.K.) Holdings Limited

United Kingdom

Ecolab Limited

United Kingdom

Enviroflo Engineering Limited

United Kingdom

HOUSEMAN LIMITED

United Kingdom

HYDROSAN LIMITED

United Kingdom

LHS (UK) Limited

United Kingdom

Microtek Medical Europe Limited

United Kingdom

Midland Research Laboratories UK Limited

United Kingdom

NALCO ACQUISITION ONE

United Kingdom

NALCO ACQUISITION TWO LIMITED

United Kingdom

NALCO ENERGY SERVICES LIMITED

United Kingdom

NALCO ENERGY SERVICES MARKETING LIMITED

United Kingdom

NALCO HOLDINGS UK LIMITED

United Kingdom

NALCO INVESTMENTS U.K. LIMITED

United Kingdom

NALCO LIMITED

United Kingdom

NALCO MANUFACTURING LTD.

United Kingdom

Nalco Mobotec (UK) Limited

United Kingdom

NALCO NORTH AFRICA LIMITED

United Kingdom

NALCO SERVICES, LTD.

United Kingdom

NALFLOC LIMITED

United Kingdom

Shield Holdings Limited

United Kingdom

Shield Medicare Limited

United Kingdom

Shield Salvage Associates Limited (UK)

United Kingdom

Ecolab S.A.

Uruguay

Ecolab S.A.

Venezuela

NALCO VENEZUELA S. C. A.

Venezuela

Nalco Vietnam Company Limited

Vietnam

NALCO ENERGY SERVICES FSC, INC.

Virgin Islands (US)

NALCO FOREIGN SALES CORPORATION

Virgin Islands (US)