High Commission of Barbados, Ottawa

The Thomas D'Arcy McGee Building, at 90 Sparks Street, is an office building in Ottawa, Ontario, Canada. It is located on the south side of Sparks Street, east of Metcalfe. The building was opened in 1981 with the Royal Bank of Canada as its main occupant and accordingly it was named the Royal Bank Centre. As with many Ottawa office buildings it also became home to a number of federal government offices. In March 2001, the building was purchased by the federal government for 66 million dollars. The next year, it was renamed after Father of Confederation Thomas D'Arcy McGee, who was assassinated in 1868 near the site of the building. It is still RBC's Ottawa headquarters and the bank's logo remains on the structure. On October 31, 2007, the Building was sold to Larco Investments Limited on a leaseback arrangement good for 25 years.The bottom two storeys contain a shopping complex. The site was once occupied by a row of stores including hat maker and retailer R.J. Devlin Limited, which later operated as Morgan's.

Inuit Tapiriit Kanatami, (Inuktitut syllabics: ᐃᓄᐃᑦ ᑕᐱᕇᑦ ᑲᓇᑕᒥ, meaning "Inuit are united in Canada") previously known as the Inuit Tapirisat of Canada (Eskimo Brotherhood of Canada), is a nonprofit organization in Canada that represents over 65,000 Inuit across Inuit Nunangat and the rest of Canada. Their mission is to "serve as a national voice protecting and advancing the rights and interests of Inuit in Canada."Founded in 1971 by Inuit leaders, the organization has gone to accomplish various things such as, assisting in the negotiation of land claims, representing the voice of Inuit and their culture by using television, taking legal action against those who have violated their rights, and creating a program to improve education for Inuit children. The ITK has sought to attain its goals, either in cooperation with various levels of government or in opposition. Altogether, the ITK looks to advocate on the behalf of Inuit in Canada. The contributions of the ITK led to the creation of Nunavut.

Bell Block is a building in Ottawa, Ontario, Canada. It is located on 40 Elgin Street between the Central Chambers and Scottish Ontario Chambers. It was built in 1867 to a design by William Hodgson (1827–1904). Designated as a heritage property under Part IV of the Ontario Heritage Act, it was honoured with an "Award of Excellence" from the City of Ottawa.

The Ottawa International Film Festival (OIFF) was an Ottawa-based, publicly attended film festival that held its first annual competition in 2010. The festival ran annually for three days. The festival screened shorts and feature-length films of any genre and of any country of origin. The 2010 program yielded one full day of Canadian films and another day of international films. Closely linked to local 72-hour film challenges, the Second Ottawa International Film Festival ran from August 17–21, 2011. The 2011 program presented 24 short films and seven feature films, including three world premieres and one each of Canadian and Ottawa premieres. The festival closed with a competition of locally produced music videos and bands. Hollywood producer Aaron Ryder had been linked to the festival and provided a Q + A after screening his films Donnie Darko and Memento in the August program. Ottawa-based film A Violent State by director Adrian Langley was awarded the 2011 Lieutenant's Pump Award for Best Film.The festival was last staged in 2015. In its place, a new International Film Festival of Ottawa (IFFO) was organized by the Canadian Film Institute to launch in 2020.

The Embassy of Ireland is Ireland's embassy in Canada. It is located at 130 Albert Street in the 11th Floor, in the city's downtown core of Ottawa, Ontario, Canada. Dr. Eamonn C. McKee has served as Ambassador since October 2020.Ireland has a consulate-general in Vancouver and honorary consulates in Calgary, Edmonton, Montreal and St. John's.

The Central Post Office is a historic building in Ottawa, Ontario, Canada. The building was completed in 1939, replacing a Second Empire style office built in 1876. This original office was located in what is today Confederation Square, and was demolished in order to construct the grand public space. The new office was designed by W.E. Noffke, it is located on the western edge of the square at the end of Sparks Street. The new site required the demolition of the Royal Bank of Canada building (built originally for James Hope and Company). The office combines the distinctly Canadian Chateauesque style with Art Deco elements. It is noted for the decorative carved lions arranged around its base. The Central Post Office is currently home to offices for the Privy Council of Canada, with a Canada Post post office on the main floor.

Central Chambers is a building at the corner of Elgin Street and Queen Street in Ottawa that is a National Historic Site. It is located at 42 to 54 Elgin Street, next to Bell Block. It faces the Canadian War Memorial at Confederation Square. Central Chambers was built between 1890 and 1893 and designed by John James Browne of Montreal, an example of Queen Anne Revival commercial architecture. Formerly serving as an office for the Canadian Atlantic Railway, it now houses the National Capital Commission.The building was purchased by the NCC in the 60's, remained vacant throughout much of the 70s and 80s, and in 1992, plans were made for renovations. In 1994 the NCC gutted the interior and the facade became integrated into a new office tower complex. It was designated as a National Historic Site of Canada in 1990 for being a fine example of the Queen Anne Revival style in commercial architecture.

The High Commission of the Organisation of Eastern Caribbean States in Ottawa (OECS) was a regional High Commission office for multiple island-nations that are members of the Organisation of Eastern Caribbean States. The office was located on Albert Street in the Canadian capital Ottawa. The office was closed permanently in 2011 for financial reasons. It has been replaced by an Eastern Caribbean Liaison Service which works with the Canada/Caribbean Seasonal Agricultural Workers Programme

The British High Commission in Ottawa, Ontario, is the main diplomatic mission of the United Kingdom in Canada. It is located at 80 Elgin Street in downtown Ottawa, across the street from the National Arts Centre and not far from Parliament Hill.

The Scottish Ontario Chambers is a building in Ottawa at the corner of Sparks Street and Elgin Street that was built in 1883. It was designed by William Hodgson. It is designated as a heritage property under Part IV of the Ontario Heritage Act.

The Russell House hotel was the most high-profile hotel in Ottawa, Ontario, Canada for many decades. It was located at the corner of Sparks Street and Elgin Street, where Confederation Square is located today. The original building was built in the 1840s. Additions were made in the 1870s and the original building replaced in 1880. It closed in 1925 and was demolished in 1928.

The Office of the Prime Minister and Privy Council (French: Bureau du Premier ministre et du Conseil privé) building, formerly known as the Langevin Block (French: Édifice Langevin, IPA: [lɑ̃ʒvɛ̃]), is an office building facing Parliament Hill in Ottawa, Ontario, Canada. As the home of the Privy Council Office and Office of the Prime Minister, it is the working headquarters of the executive branch of the Canadian government. The term Langevin Block was previously used as a metonym for the Prime Minister's Office and the Privy Council Office. The building was named after Father of Confederation and cabinet minister Hector-Louis Langevin. Following objections by Indigenous people of the use of Hector Langevin's name, due to allegations regarding Langevin's role in establishing the residential school system associated with the abuse of Indigenous children and attempts to forcibly assimilate them, Prime Minister Justin Trudeau announced the renaming of the building on June 21, 2017.The building is a National Historic Site of Canada.