Exhibit 21.1

Subsidiaries
Flowserve Corporation

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve S.A.	Argentina	Chuquisaca 302, Godoy Cruz M5504DMH Mendoza, Argentina
Flowserve Australia Pty. Ltd.	Australia	14 Dalmore Drive Scoresby, Victoria 3179 Australia
Thompsons, Kelly & Lewis Pty. Ltd.	Australia	5 Parker Street Castlemaine, Victoria 3450 Australia
Flowserve (Austria) GmbH	Austria	Industriestraße B No. 6 A-2345 Brunn am Gebirge Austria
Flowserve Compression Systems GmbH	Austria	Industriestraße B No. 6 A-2345 Brunn am Gebirge Austria
Flowserve Belgium N. V.	Belgium	Port 328 Göteborgweg 6, Bus 2 Antwerp 2030 Belgium
Flowserve Finance Belgium BVBA	Belgium	Goteborgweg 6 Haven 328 2030 Antwerp Belgium

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve FSD N.V.	Belgium	Port 328 Göteborgweg 6, Bus 2 Antwerpen 2030 Belgium
Flowserve do Brasil Ltda.	Brazil	Avenida Dom Hélder Câmara, 5451 Rio de Janeiro, RJ CEP 20771-001 Brazil
Flowserve Ltda.	Brazil	Rua Tocantins, 128 São Caetano do Sul, SP CEP 09580-130 Brazil
Flowserve Canada Corp.	Canada	15 Worthington Drive Brantford, Ontario Canada N3T 5M5
Flowserve Canada Holding Corp.	Canada	15 Worthington Drive Brantford, Ontario Canada N3T 5M5
Flowserve Canada Limited Partnership	Canada	120 Vinyl Court Woodbridge, Ontario L4L 4A3 Canada
Flowserve Nova Scotia Holding Corp.	Canada	15 Worthington Drive Brantford, Ontario Canada N3T 5M5
Flowserve Chile S.A.	Chile	205, Roman Diaz St., Suite 302 Providencia, Santiago Chile

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve Shanghai Limited	China	351 JinZang Road, PuDong JinQiao Export Process Zone, Shanghai China
Flowserve Fluid Motion and Control (Suzhou) Co., Ltd.	China	35 Baiyu Road Suzhou Industrial Park, Suzhou Jiangsu Province 215021 China
Flowserve Technology (Shanghai) Co., Ltd.	China	Unit 05-07, 10th Floor Azia Center, No.1233 Lujiazui Ring Road Pudong New Area, Shanghai China
Flowserve XD Changsha Pump Co., Ltd.	China	351 JinZang Road, PuDong JinQiao Export Process Zone, Shanghai China
Flowserve Colombia, Ltda.	Colombia	Carrera 7 No. 37-25 Oficina 305 Bogotá, Colombia
Flowserve Czech Republic, s.r.o.	Czech Republic	Olomouc Roháče z Dubé 164/13 Czech Republic 772 00
Naval OY	Finland	Riihenkalliontie 10 Laitila, Finland 23800
Flowserve France Holding S.N.C.	France	15 Rue du ler Mai 92000 Nanterre France

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve France S.A.S.	France	Route d’Angers 72230 Arnage France
Flowserve FSD S.A.S	France	15 Rue du ler Mai 92000 Nanterre France
Flowserve Pleuger S.A.S.	France	21, Rue de la Mouchetiere Parc D’Activités d’Ingré 45140 Saint Jean de la Ruelle France
Flowserve Polyvalves S.A.S.	France	BP 20 30 Rue Jean Jaurés 42240 Unieux France
Flowserve Pompes S.A.S.	France	Route D’Angers 72234 Arnage France
Flowserve Sales International S.A.S.	France	15 Rue du ler Mai 92000 Nanterre France
Flowserve S.A.S.	France	7, Avenue de la Liberation BP 60 63307 Thiers Cedex France
Deutsche Ingersoll-Dresser Pumpen GmbH	Germany	Friedrich-Ebert-Damm 105 22047 Hamburg Germany

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve Ahaus GmbH	Germany	von-Braun-Straße 19a Postfach 1162 48683 Ahaus Germany
Flowserve Dortmund GmbH & Co. KG	Germany	Flaspoete 101 44388 Dortmund Germany
Flowserve Dortmund Verwaltungs GmbH	Germany	Flaspoete 101 44388 Dortmund Germany
Flowserve Essen GmbH	Germany	Manderscheidstr. 19 45141 Essen Germany
Flowserve Flow Control GmbH	Germany	Rudolf-Plank — Str. 2 76275 Ettlingen Germany
Flowserve Hamburg GmbH	Germany	Friedrich-Ebert-Damm 105 22047 Hamburg Germany
Gestra AG	Germany	Muenchener Str. 77 D-28215 Bremen Germany
IDP Pumpen GmbH	Germany	Storkower Str. 142-146 10407 Berlin Germany
Ingersoll-Dresser Pumpen GmbH	Germany	Storkower Str. 142-146 10407 Berlin Germany

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Audco India Ltd.	India	Mount-Poonamallee Road Manapakkam Chennai 600 089 India
Flowserve India Controls Pvt. Ltd.	India	Plot No. 4, 1A, Road No. 8 Export Promotion Industrial Park (EPIP) Whitefield, Bangalore 560 066 India
Flowserve Microfinish Pumps Pvt. Ltd.	India	568/1, Industrial Estate Gokul Road Hubli 580 030 Karnataka India
Flowserve Microfinish Valves Pvt. Ltd.	India	568/1, Industrial Estate Gokul Road Hubli 580 030 Karnataka India
Flowserve Sanmar Limited	India	147, Karapakkam Village Chennai 600 096 India
PT Flowserve	Indonesia	102E Cilandak Commercial Estate Jin. TB. Simatupang, Cilandak Jakarta 12560 Indonesia
Audco Italiana Srl	Italy	Via Domenico Cucchiari, 30 Milano Italy

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve Srl	Italy	Via Prealpi, N. 30 20032 Cormano Milano Italy
Ingersoll-Dresser Pumps Srl	Italy	Via Rossini, 90/92 20033 Desio (Milan) Italy
Worthington Srl	Italy	Via Rossini 90/92 20033 Desio (Milan) Italy
Ebara-Byron Jackson, Ltd.	Japan	Asahi Seimei Gotanda Building 25-16 Higashi-Gotanda 5- Chome Shinagawa-Ku Tokyo 141-0022 Japan
Flowserve Japan Co. Ltd.	Japan	710, Oaza Mitsushima Kadoma City Osaka 571 Japan
Niigata Equipment Maintenance Co., Ltd.	Japan	No. 18 Mori Building 3-13 Toranomon 2-Chome Minato-ku Tokyo 105, Japan
Niigata Worthington Company Ltd.	Japan	Solid Square, West Tower 10th Floor 580 Horikawa-Cho, Saiwai- Ku Kawasaki City, Kanagawa Pref. 210 Japan

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Korea Seal Master Company Ltd.	South Korea	600 Kam-jung-ri, Kimpo-up, Kimpo-gun, Kyunggi-do, Republic of Korea
Flowserve Finance S.a.r.l.	Luxembourg	9, rue Schiller L-2519 Luxembourg Grand Duchy of Luxembourg
Flowserve SAAG Sdn Bhd	Malaysia	No. 1 Jalan SS 25/34 Mayang Industrial Park 47301 Petaling Jaya Selangor Darul Ehsan Malaysia
Flowserve (Mauritius) Corporation	Mauritius	International Management (Mauritius) Ltd. Les Cascades Building Edith Cavell Street Port Louis Mauritius
Flowserve S.A. de C.V.	Mexico	Via Morelos No. 437 Col. Santa Clara Ecatepec 55540 Mexico, D.F.
Industrias Medina S.A. de C.V.	Mexico	Col. Barrio de Guadalupe Apartado Postal E-29 37280 Leon, GTO Mexico
Inmobiliaria Industrial de Leon S.A. de C.V.	Mexico	Col. Barrio de Guadalupe Apartado Postal E-29 37280 Leon, GTO Mexico

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Maquiladora Industrial de Leon S.A. de C.V.	Mexico	Col. Barrio de Guadalupe Apartado Postal E-29 37280 Leon, GTO Mexico
Flowserve B.V.	Netherlands	Parallelweg 6 4878 AH Etten-Leur The Netherlands
Flowserve Finance B.V.	Netherlands	Parallelweg 6 4878 AH Etten-Leur The Netherlands
Flowserve Flow Control Benelux B.V.	Netherlands	Rechtzaad 17 4703 RC Roosendaal The Netherlands
Flowserve Netherlands C.V.	Netherlands	Parallelweg 6 4878 AH Etten-Leur The Netherlands
Flowserve Netherlands Management B.V.	Netherlands	Parallelweg 6 4878 AH Etten-Leur The Netherlands
Flowserve Global Lending B.V.	Netherlands	Parallelweg 6 4878 AH Etten-Leur The Netherlands
Flowserve International B.V.	Netherlands	Parallelweg 6 4878 AH Etten-Leur The Netherlands
Flowserve Repair & Services BV	Netherlands	Van Leeuwenhoekweg 6 3225 LX Hellevoetsluis The Netherlands

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve New Zealand Limited	New Zealand	23C Rennie Drive Airport Oaks Auckland New Zealand
Flowserve Norway A.S.	Norway	Vallerudåsen 95 1476 Rasta (Lørenskog municipality) Norway
Flowserve Peru S.A.C.	Peru	Calle Victor Alzamora No. 480, Piso 3 Barrio Médico Distrito de Surquillo Lima, Perú
Gestra Polonia SP. z.o.o.	Poland	Ul. Schuberta 104 Postfach 727 80-172 Gdansk Poland
Flowserve Portuguesa Mecanismos de Controlo de Fluxos, Lda.	Portugal	Av. Dr. Antunes Guimarães, No. 1159 4100-082 Porto Portugal
OOO Flowserve	Russia	Gamsonovsky Lane 2 Building 1, Floor 5 Moscow RF 11591 Russia
Arabian Seals Company, Ltd.	Saudi Arabia	(Al-Khobar — Dammam Highway Above Al-Maktaba Bookshop) P. O. Box 35086 Dammam 31488 Saudi Arabia

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve Abahsain Co. Ltd.	Saudi Arabia	c/o Abahsain P. O. Box 209 Al-Khobar 31952 Kingdom of Saudi Arabia
Flowserve—Al Rushaid Company Ltd	Saudi Arabia	P. O. Box 31685 Al Khobar Saudi Arabia 31952
Flowserve Pte. Ltd.	Singapore	33 Changi South, Ave 2 Singapore 486445
Limitorque Asia Pte. Ltd.	Singapore	12 Tuas Avenue 20 Singapore 638824
Flowserve South Africa (Proprietary) Limited	South Africa	P. O. Box 8185 Elandsfontein Johannesburg 1406 South Africa
Flowserve S.A.	Spain	Carretera Nacional III Km. 23,600 Aranga de Rey Madrid Spain
Flowserve Spain S.L.	Spain	Av. Fuentemar, 26-28 Poligono Industrial 28820 Coslada (Madrid) Spain
Gestra Espanola, S.A.	Spain	Luis Cabrera, 86-88 E-28002 Madrid Spain

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve Sweden AB	Sweden	c/o NAF Industries AB Gelbgjutaregatan 2 SE-58187 Linköping Sweden
NAF AB	Sweden	Gelbgjutaregatan 2 SE-58187 Linköping Sweden
Palmstierna International AB	Sweden	Korta Gatan 9 SE 17154 Solna Sweden
Flowserve International S.A.	Switzerland	Allée du Quartz 1 2300 La Chaux-de-Fonds Switzerland
Flowserve S.A.	Switzerland	Allee du Quartz 1 2300 La-Chaux-de-Fonds Switzerland
Flowserve Trading GmbH	Switzerland	Allée du Quartz 1 2300 La Chaux-de-Fonds Switzerland
Flowserve (Thailand) Limited	Thailand	13 Soi G 14 Pakornsongkrorat Road Tambol Maptaphut Amphur Muang, Rayong 21150 Thailand
Flowserve Al Mansoori Services Company Limited	United Arab Emirates	P.O. Box 3374 Abu Dhabi United Arab Emirates

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve Gulf FZE	United Arab Emirates	Plot # S20001 Jebel Ali Free Zone Dubai United Arab Emirates
Audco Limited	United Kingdom	Burrell Road Haywards Heath West Sussex RH16 1TL United Kingdom
Flowserve International Limited	United Kingdom	Harley House 94 Hare Lane Claygate, Surrey KT10 ORB United Kingdom
Flowserve Limited	United Kingdom	Harley House 94 Hare Lane Claygate, Surrey KT10 ORB United Kingdom
Flowserve GB Limited	United Kingdom	P. O. Box 17 Lowfield Works Newark, Notts NG24 3EN United Kingdom
Flowserve Service Limited	United Kingdom	Sunningdale House Sunningdale Road South Park Industrial Estate Scunthrope, North Lincolnshire DN17 2TY United Kingdom
Flowserve UK Finance Limited	United Kingdom	Harley House 94 Hare Lane Claygate, Surrey KT10 ORB United Kingdom

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
M.F. Sealing Systems Limited	United Kingdom	The Endeavour Partnership LLP Westminister Saint Marks Court Teesdale Stockton on Tees TS17 6QP United Kingdom
BW/IP New Mexico, Inc.	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowcom Insurance Company, Inc.	United States — Hawaii	Pacific Guardian Center, Suite 2100 737 Bishop Street Honolulu, Hawaii 96813
Flowserve Holdings, Inc.	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowserve International, Inc.	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowserve International Middle East Valves LLC	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowserve Italy LLC	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowserve LA Holdings LLC	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039

	Jurisdiction of
Name of Subsidiary	Incorporation	Address
Flowserve Management Company	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowserve Mexico Holdings LLC	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowserve US Inc.	United States — Delaware	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
PMV — USA, Inc.	United States — Texas	5215 North O’Connor Blvd. Suite 2300 Irving, TX 75039
Flowserve de Venezuela S.A.	Venezuela	Blv. El Cafetal Edif., NININA Mezzanina Local 7 Caracas Venezuela