All articles starting with O

Onești

Onești, a municipality in Bacău County, Romania, in the Tazlău-Cașin depression; first attested 1458, industrial town built from 1952 around the Borzești petrochemical platform, population 51,012 in 2019.

OneStock

OneStock is a Toulouse, France-based software company selling a SaaS distributed order management system to brands, retailers, and B2B merchants, founded around 2014–2015 and backed by a $72 million Summit Partners investment in 2024.

OneStream Software

OneStream Software is a Michigan-based company selling corporate performance management software for financial close, planning, and reporting, which went public in 2024 and was taken private by Hg in 2026.

OneTaste

OneTaste: San Francisco sexual-wellness company (2004) founded by Nicole Daedone and Robert Kandell around trademarked orgasmic meditation, a 15-minute clitoral stroking practice; leaders convicted of forced labor conspiracy in 2025.

OneTrust

OneTrust is an American software company headquartered in Atlanta, Georgia, founded in 2016, that sells a platform for privacy management, consent, third-party risk, and AI governance.

Oneus (원어스)

Oneus (원어스) is a South Korean boy group, originally six members under RBW, that debuted January 9, 2019 with Light Us and "Valkyrie"; known for traditional Korean concepts (LIT, LUNA), the 2021 album Devil, and a 2026 move to B-Wave Entertainment.

Onew (이진기)

Onew (이진기), the stage name of Lee Jin-ki, is a South Korean singer and actor who leads and sings in the K-pop boy group SHINee, debuting with them in 2008.

Sep 19, 2026

OneWeb

OneWeb is a London-based low Earth orbit satellite broadband operator founded by Greg Wyler in 2012, now operating as Eutelsat OneWeb after a 2020 bankruptcy and rescue.

Oneworld

Oneworld, also known as the Oneworld alliance, is one of the three global airline alliances. Founded in 1999, it links 16 member airlines sharing lounges, status tiers, and through-ticketing.

Onex Corporation

Onex Corporation is a Toronto-based alternative asset manager founded by Gerald Schwartz in 1983, running private equity, credit, and insurance platforms with $59.2 billion in assets.

Onex TSG Holdings Corp.

Onex TSG Holdings Corp., also known as SCP Health, is a Delaware holding company formed in 2015 to hold the Schumacher Group, a Lafayette, Louisiana physician-staffing company.

Onfekafusp alfa

Onfekafusp alfa (Fibromun, L19-TNF, L19TNF) is Philogen's investigational immunocytokine fusing human TNF-alpha to the L19 scFv targeting ED-B fibronectin on tumor vessels; studied in sarcoma, melanoma, and glioma, not yet authorized.

Onfim

Onfim (Онфим), also Anthemius, was a 6-7-year-old Novgorod boy of the mid-13th century (c. 1240-1260) whose 17 birch bark homework sheets and battle-scene doodles, including his signed self-portrait as a horseman slaying an enemy, were found in 1956 at the Nerevsky excavation site.

Oct 22, 2026

Ong Keo revolt

The Ong Keo revolt, or Holy Man's Uprising, was an armed uprising by highland groups against French rule on the Bolovens Plateau in southern Laos from 1901.

Oct 22, 2026

Ong Kham

Ong Kham (องค์คำ), also rendered Ong Nok, was the second king of Luang Prabang, reigning from 1713 until he was deposed in 1723, and later ruled Chiang Mai.

Ong Seong-wu (옹성우)

Ong Seong-wu (옹성우), born 1995, in Incheon, is a South Korean singer-actor under Fantagio; he ranked 5th on Produce 101 Season 2, debuted with Wanna One in 2017, and later starred in At Eighteen, Life is Beautiful, and Strong Girl Nam-soon.

Ong Teng Cheong

Ong Teng Cheong (王鼎昌, 1936–2002), Singapore's fifth president and first elected president (1993–1999), former PAP deputy prime minister, NTUC secretary-general, and architect behind the MRT, Changi Airport, and Esplanade.

Ong Ye Kung

Ong Ye Kung (王乙康, born 1969) is a Singapore People's Action Party politician, MP for Sembawang GRC since 2015, Minister for Health since 2021, and Coordinating Minister for Social Policies since May 2025.

Ong-Bak (องค์บาก)

Ong-Bak (องค์บาก), also Ong-Bak: Muay Thai Warrior, is a 2003 Thai martial arts film directed by Prachya Pinkaew starring Tony Jaa, whose wire-free Muay Boran stunts made the film an international hit.

Onga Linea

Onga Linea is an IAU-approved linea on Europa, named for the Phoenician name of Athene, approved 2000, 870 km across at 38.7S 211.3W. Unusually, it is a double ridge, 3 km wide and 284 km long, crosscutting Katreus Linea near Agenor Linea.

ONGC

ONGC, or Oil and Natural Gas Corporation Limited, is an Indian state-controlled oil and gas producer headquartered in New Delhi, supplying about 71 percent of domestic production.

ONGC Hazira gas processing plant

The ONGC Hazira gas processing plant is an onshore facility in Surat district, Gujarat, India, owned by ONGC to process sour gas from its Mumbai Offshore fields.

ONGC Videsh

ONGC Videsh Limited (OVL), founded in 1965, is the wholly owned overseas oil and gas exploration arm of India's state-owned ONGC and the country's second largest petroleum company.

Ongehoord Nederland

Ongehoord Nederland (ON!), Dutch public-broadcasting association founded 2019 by Arnold Karskens, admitted 2022 with Omroep Zwart; right-leaning news broadcaster facing NPO sanctions and a 2026 ministerial revocation procedure.

Ongericimab

Ongericimab (JS002, Junshida 君适达) is Shanghai Junshi Biosciences' subcutaneous anti-PCSK9 monoclonal antibody; NMPA approved it in 2025 for primary hypercholesterolemia and mixed dyslipidemia, lowering LDL-C about 55–70%.

Sep 23, 2026

Onggirat tribe

The Onggirat tribe (弘吉剌部) was a Mongol tribe of the Dierlijin branch, attested in Chinese records from the Liao and Jin periods, which surrendered to Genghis Khan.

Ongoing and stalled modern treaty negotiations in Canada

Ongoing and stalled modern treaty negotiations in Canada are unfinished land claim and self-government talks between Indigenous nations, the federal government, and provinces, with about 100 tables open.

Oct 20, 2026

Ongole

Ongole (ఒంగోలు) is a city and district headquarters in Prakasam district, Andhra Pradesh, India; a municipality since 1876 and municipal corporation since 2012, known for the Ongole cattle breed.

Ongun Alsaç

Ongun Alsaç is a power systems engineer known as co-creator of the fast decoupled load flow and security-constrained optimal power flow, methods used commercially by electricity system operators worldwide.