| Name | Address | Sanction Type | Other Name/Logo | Nationality | Effect Date | Lapse Date | Grounds |
  | NIEMTIN COMPANY LIMITED | 8TH FLOOR, 142 DOI CAN STREET, BA DINH DISTRICT, HANOI CITY, VIETNAM | Debarred | | Socialist Republic of Viet Nam | 26/May/2022 | 23/Mar/2025 | Cross-Debarment: WB |
  | NJS CO., LTD.(and all entities that it controls, except NJS E&M Co. and NJS Engineers India Pvt. Ltd.) | 1-1-1, SHIBAURA, MINATO-KU, TOKYO, 105-0023, JAPAN | Debarred |  | Japan | 7/Nov/2022 | 29/Sep/2025 | Cross-Debarment: WB |
  | NNAJI, FRANK JOHN FRIDAY | Managing Director/Chief Executive Officer, Chez Aviv Nigeria Limited,
Plot 23/25 Unije Street, Independence Layout, Enugu, Enugu State, NIGERIA | Debarred | MR. FRANK JOHN FRIDAY NNAJI | Nigeria-Non ADB Member Country  | 6/Oct/2022 | 3/Oct/2031 | Cross-Debarment: WB |
  | Nobsaconstrucciones S.A. | Ecuador | Debarred |  | Non ADB Member Country  | 15/Nov/2018 | 30/Oct/2030 | Cross-Debarment: IDB |
  | Noor, Anshar M. | PPA Consultants
Jl. Tebet Timur Raya 56-57
Jakarta Selatan 12820
INDONESIA | Debarred | | Indonesia | 27/Oct/2010 | Indefinitely | Violated ADB's Procurement Guidelines 1.14(a)(ii), 1.14(a)(iv)
Integrity Principles and Guidelines 2.A(ii), 2.A(iv), 2.A(vii),2.A(viii) |
  | NORTEX LINK LLP | 60A ZHANDOSOV
STREET, OFFICE
406, BOSTANDYK
DISTRICT, ALMATY, 050060
Kazakhstan | Debarred |  | Kazakhstan | 7/Feb/2018 | Until Further Notice | Cross-Debarment: WB |
  | NOVO HORIZONTE CONST. E CONS. E COMERCIO LTDA | AV. GENERAL
RIVAS, NO. 235
LETRA B
LIBERDADE, SANTA RITA, MARANHÃO
BRAZIL | Debarred | | Non ADB Member Country  | 7/Nov/2012 | Until Further Notice | Cross-Debarment: WB |
  | NOVOLINE RESOURCES L.P. | OFFICE 1, 145 KILMARNOCK ROAD, GLASGOW, G41 3JA, SCOTLAND
UNITED KINGDOM | Debarred |  | United Kingdom | 11/Dec/2020 | 29/May/2024 | Cross-Debarment: WB |
  | NREM INTERNATIONAL INC. | SUITE 1150, WORLD EXCHANGE PLAZA, 25 O’CONNOR STREET, OTTAWA, ONTARIO, K1P 1A4 Canada
SUITE 1402, YUFEI PLAZA
42 DONGZHIMENWAI
DAJIE, BEIJING, 100027
PEOPLE'S REPUBLIC OF CHINA
5914 GARTRELL
ROAD, SUMMERLAND, BC V0H 1Z7
Canada | Debarred | | Canada | 20/Dec/2018 | Until Further Notice | Cross-Debarment: WB |
  | NUIJTEN, JOSEPH | HAVEN 138,
BOTERHAMVAARTWE
G 2, B-2030
ANTWERPEN | Debarred |  | Belgium | 30/Sep/2011 | Until Further Notice | Cross-Debarment: WB |
  | Nuñes, Roberto Siqueira | AVENIDA FERNÃO DIAS PAES LEME, 135 D – ALTOS, CONJUNTO DOM PEDRO II, CEP: 69042-690, MANAUS, AM, BRAZIL | Debarred | | Non ADB Member Country  | 15/Oct/2020 | 6/Aug/2023 | Cross-Debarment: WB |
  | Núñez, Jorge Luis Butrón | Calle Quiroga 418, departamento 301, Santiago de Surco, Lima 33, PERU | Debarred | Jorge Luis Núñez Butrón | Peru-Non ADB Member Country  | 8/Jul/2021 | 20/Jun/2024 | Cross-Debarment: IDB |
  | Núñez, Nelson Alexander González | Kilómetro 14 Carretera Panamericana, frente a la Colonia Tierra Virgen, San Martín, El Salvador | Debarred | Nelson Alexander Núñez González | Ecuador-Non ADB Member Country  | 12/Jan/2023 | 27/Oct/2037 | Cross-Debarment: IDB |
  | N.C. SANITORS & SERVICE CORPORATION | OPPOSITE
LIBERIA
BROADCASTING
SYSTEM, PAYNESVILLE, MONROVIA
Liberia | Debarred |  | Non ADB Member Country  | 2/Oct/2015 | 15/Dec/2027 | Cross-Debarment: WB |
  | N.C. TRADING & INVESTMENT HOLDING COMPANY | OPPOSITE
LIBERIA
BROADCASTING
SYSTEM, PAYNESVILLE, MONROVIA
Liberia | Debarred | | Non ADB Member Country  | 2/Oct/2015 | Until Further Notice | Cross-Debarment: WB |
  | OAO DUSTLIK | 20 OKTYABARSKY
STR., SUZAK
VILLAGE, SUZAK
DISTRICT,
JALAL-ABAD
REGION
Kyrgyz Republic | Debarred |  | Kyrgyz Republic | 5/Feb/2013 | Until Further Notice | Cross-Debarment: WB |
  | OAS Energy GmbH | Albert-gasse n. 35, 1080, Vienna, AUSTRIA | Debarred | | Austria | 3/May/2022 | 17/Mar/2025 | Cross-Debarment: IDB |
  | OAS Energy GmbH - Sucursal Portugal | Rua Avenida Brasil, n. 15, 1° andar, 1749-112, Lisboa, PORTUGAL | Debarred |  | Portugal-Non ADB Member Country  | 3/May/2022 | 17/Mar/2025 | Cross-Debarment: IDB |
  | OAS International Engineering GmbH | Donaustadtstrafse 1 /5, 1220, Vienna, AUSTRIA | Debarred | | Austria | 3/May/2022 | 17/Mar/2025 | Cross-Debarment: IDB |
  | OAS Nacala Limitada | Rua Arnaldo Segundo SIN. Bloco 1, Nacala-Porto, MOZAMBIQUE | Debarred |  | Mozambique-Non ADB Member Country  | 3/May/2022 | 17/Mar/2025 | Cross-Debarment: IDB |
  | Obiniyi, Bamidele (also known as Abayomi, Bamidele) | Nigeria | Debarred | | Non ADB Member Country  | 22/Jul/2019 | Until Further Notice | Cross-Debarment: AfDB |
  | OBRADOVITCH, NIKOLAI GEORGIEVITCH | LAST KNOWN ADDRESS:
LARSBERGSVÄGEN 17 LGH 1806, 181 38 LIDINGÖ
Sweden
ANTONIENKO 3, -43, 190000 SAINT PETERSBURG
Russian Federation | Debarred |  | Sweden | 26/Sep/2019 | Until Further Notice | Cross-Debarment: WB |
  | Oceanic Construction and Engineering Nigeria Limited | Nigeria | Debarred | | Non ADB Member Country  | 8/Jul/2019 | Until Further Notice | Cross-Debarment: AfDB |
  | ODEBRECHT INDUSTRIAL ENGINEERING AMERICA, INC. (Reg. No: 38-3838699 (Internal Revenue Services)) | 800 TOWN AND
COUNTRY BLVD,
SUITE 300, HOUSTON , TX 77024
United States | Debarred |  | United States | 4/Mar/2019 | 1/Aug/2024 | Cross-Debarment: WB and IDB |
  | ODEBRECHT INDUSTRIAL, INC. (Reg. No: 32-0443651 (Internal Revenue Services)) | COUNTRY BLVD,
SUITE 300, HOUSTON , TX 77024
United States | Debarred | | Non ADB Member Country  | 4/Mar/2019 | 1/Aug/2024 | Cross-Debarment: WB and IDB |
  | ODEBRECHT PERU INGENIERIA Y CONSTRUCCIÓN S.A.C. (Reg. No: RUC 20166012687 PERUVIAN SOLE COMMERCIAL REGISTRY NUMBER) | AV. VICTOR
ANDRES
BELAUNDE, Nº
280, OFICINA
502, LIMA, 27
Peru | Debarred |  | Non ADB Member Country  | 4/Mar/2019 | 1/Aug/2024 | Cross-Debarment: WB and IDB |
  | ODELGA MED GES.M.B.H. | CARLBERGERGASSE 68, 1230 VIENNA, AUSTRIA | Debarred | | Austria | 25/Jun/2021 | 7/Jun/2027 | Cross-Debarment: WB |
  | OEC Peru Infraestructura S.A.C. | Peru | Debarred |  | Non ADB Member Country  | 24/Sep/2019 | 1/Aug/2024 | Cross-Debarment: IDB |
  | Ogon-Asu Company Limited | 47 Haile Selassie Street, Asokoro, Abuja, FCT, Nigeria | Debarred | | Nigeria-Non ADB Member Country  | 21/Mar/2023 | 23/May/2024 | Cross-Debarment: AfDB |
  | Ogon, William Tuku | 47 Haile Selassie Street, Asokoro, Abuja, FCT, Nigeria | Debarred | Mr. William Tuku Ogon | Nigeria-Non ADB Member Country  | 21/Mar/2023 | 23/May/2024 | Cross-Debarment: AfDB |