| Name | Address | Sanction Type | Other Name/Logo | Nationality | Effect Date | Lapse Date | Grounds |
| 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 | Until Further Notice | Cross-Debarment: WB |
| 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 |
| 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 | 5100 WESTHEIMER RD, Suite 135, Houston - TX - 77056, USA
800 TOWN AND COUNTRY BLVD, SUITE 300, HOUSTON , TX 77024, United States | Debarred | ODEBRECHT INDUSTRIAL ENGINEERING AMERICA, INC. (Reg. No: 38-3838699 (Internal Revenue Services)) | United States | 4/Mar/2019 | 2/Sep/2024 | Cross-Debarment: WB and IDB |
| Odebrecht Industrial, INC | 5100 WESTHEIMER RD, Suite 135, Houston - TX - 77056, USA
COUNTRY BLVD, SUITE 300, HOUSTON , TX 77024, United States | Debarred | ODEBRECHT INDUSTRIAL, INC. (Reg. No: 32-0443651 (Internal Revenue Services)) | Non ADB Member Country | 4/Mar/2019 | 2/Sep/2024 | Cross-Debarment: WB and IDB |
| Odebrecht Peru Ingeniería y Construcción S.A.C. | Avenida Victor Andrés Belaunde Nº 280, interior 502, distrito de San isidro, Lima, Perú
AV. VICTOR ANDRES BELAUNDE, Nº 280, OFICINA 502, LIMA, 27, Peru | Debarred | ODEBRECHT PERU INGENIERIA Y CONSTRUCCIÓN S.A.C. (Reg. No: RUC 20166012687 PERUVIAN SOLE COMMERCIAL REGISTRY NUMBER) | Non ADB Member Country | 4/Mar/2019 | 2/Sep/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. | Avenida Victor Andrés Belaunde Nº 280, interior 502, distrito de San isidro, Lima, Perú | Debarred | | Non ADB Member Country | 24/Sep/2019 | 2/Sep/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 | Until Further Notice | 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 | Until Further Notice | Cross-Debarment: AfDB |
| OJOKO, HENRY CHINEDU | PROPRIETOR
EMMAJOKO NIG ENTERPRISES
NO. 4 ONYEMEKAIHA CLOSE, OPP. THE AIRPORT, WARRI, OKPE L.G.A, DELTA STATE Nigeria | Debarred | | Non ADB Member Country | 4/Mar/2019 | Until Further Notice | Cross-Debarment: WB |
| OJOKO, ROBINSON EKENEDILICHUKWU | NO. 2, PINTO
AVENUE, GANA
SAPELE, DELTA STATE
Nigeria | Debarred | | Nigeria-Non ADB Member Country | 4/Mar/2019 | Until Further Notice | Cross-Debarment: WB |
| Olcina, Javier Feliú | Calle 50 con calle Elvira Méndez, Edificio Financial Center (Towerbank), Piso 29,
Panama City, Panama | Debarred | Javier Olcina Feliú | Spain | 18/Apr/2022 | 24/Mar/2031 | Cross-Debarment: IDB |
| OLIVE HEALTH CARE | REGISTERED OFFICE: GODREJ COLISEUM, SOMAIYA HOSPITAL ROAD, B-3, 2ND FLOOR, SION (EAST), MUMBAI 400 022 India | Debarred | | India | 17/Aug/2017 | 20/Jan/2028 | Cross-Debarment: WB |
| ON-TRACK TECHNICAL SERVICES LIMITED | PLOT 1, KIBUGA BLOCK, MENGO, P.O BOX 75101, KAMPALA
Uganda | Debarred | | Uganda-Non ADB Member Country | 6/Jan/2020 | Until Further Notice | Cross-Debarment: AfDB |
| One-Chem Industrial Sales Philippines | 9319 Lopez Avenue
Batong Malaki
Los Banos, Laguna
PHILIPPINES 4030 | Debarred | | Philippines | 13/Feb/2015 | Until Further Notice | Violated ADB's Integrity Principles and Guidelines 2.A(i), (ii), (iv), (vii) and Procurement Guidelines 1.14(a)(i), (ii), (iv). |
| ONWUKA, PATRICK ALOZIE | SUITE B.39 SHIRKIR PLAZA, GARKI, ABUJA Nigeria | Debarred | | Non ADB Member Country | 7/Feb/2018 | Until Further Notice | Cross-Debarment: WB |
| OOO FIDES SOLUTIONS | ROOM 25A, NO. 50, OYBEK STREET, TASHKENT
UZBEKISTAN
| Debarred | | Uzbekistan, Rep. of | 22/Jul/2019 | Until Further Notice | Cross-Debarment: WB |
| OOO RBC CENTER (CURRENTLY KNOWN AS OOO ARMADA CENTER) | 15, 5TH
DONSKOY
PROEZD,
BUILDING 6,
117344, MOSCOW
Russian Federation | Debarred | | Non ADB Member Country | 2/Jun/2014 | Until Further Notice | Cross-Debarment: WB |
| OPUA, ALEX | PLOT 1442
NAMUGONGO ROAD
P.O.BOX 10916, KAMPALA
Uganda | Debarred | | Non ADB Member Country | 21/Aug/2013 | Until Further Notice | Cross-Debarment: WB |