Question: The Scottish figurative painter Catriona Millar met this Iraqi-British businessman in 2006 at the Dundas Street Gallery, Edinburgh who was co-founder of which company?

Context paragraphs:
Alexander Goudie: Alexander Goudie (11 November 1933 – 9 March 2004) was a Scottish figurative painter.

Caroline McNairn: Caroline McNairn (16 May 1955 – 29 September 2010) was a Scottish figurative painter.

Catriona Millar: Catriona Millar (born 23 January 1956) is a Scottish figurative painter born in Milngavie, Glasgow.  She studied at Grays School of Art, Aberdeen, where her tutors included Joyce Cairns RSA and Keith Grant.  Since the success of her 2005 degree show she has exhibited across the UK including the Royal Scottish Academy, Edinburgh.  Her works are in both private and public collections.  In October 2006 she came to the attention of Charles Saatchi with her first solo exhibition at the Dundas Street Gallery, Edinburgh.  In April 2007 "The Herald" ranked her in the top five most collectable artists in Scotland.

Martin Wilson (artist): Martin Wilson is a visual artist, based in Newcastle, New South Wales, Australia.  A graduate of the National Art School in Sydney in 1994, Martin works primarily in painting and textile media.  Among his most prominent works is "The Fuzzy Prime Ministers" – a series of latch-hook rug portraits of each Prime Minister of Australia.  The series was created to mark Australia’s Centenary of Federation in 2001 and was exhibited at Object Gallery in Sydney during the Sydney Festival, the National Portrait Gallery (Australia) in Canberra and regional art galleries throughout Australia.  Following his election in November 2007, a portrait of Kevin Rudd – the 26th in the series – was first shown at the Flinders Street Gallery in Sydney.  Martin’s other major works include "Blue Budgie on Pink" (2003) and "Raw Prawn" (2007).  In April 2009 at the University of Newcastle Gallery, Martin presented "Post" (2009), a series of rug portraits of Australia Post workers for the "Making Our Times" exhibition, which he also co-curated with Jason Martin of the Flinders Street Gallery.  Martin has exhibited extensively in artist-run spaces in Newcastle, Melbourne and Brisbane and was co-founder and co-director of Newcastle artist-run space Rocketart from 1999 to 2004.

Roncesvalles Avenue: Roncesvalles Avenue is a north-south arterial street in Toronto, Ontario, Canada.  It begins at the intersection of Queen Street West, King Street West and the Queensway running north to Dundas Street West.  At its southern starting point, King Street West traffic continues northward onto Roncesvalles Avenue unless the traffic turns east or west onto Queen Street West or the Queensway.  At its northern end point, traffic continues onto Dundas Street, which is essentially a straight-line northern extension of Roncesvalles.  Roncesvalles Avenue takes its name from the Battle of Roncesvalles, which took place in the Roncesvalles Pass in Spain in 1813.  (The name 'Roncesvalles' means 'valley of thorns' in Spanish.)  At this gorge, Colonel Walter O'Hara—an early 19th-century Irish settler who played a significant role in the establishment of the neighbourhood—led a regiment that fought against the retreating army of Napoleon.

Charles Saatchi: Charles Saatchi ( ; Arabic: تشارلز ساعتجي‎ ‎ ; born 9 June 1943) is an Iraqi-British businessman and the co-founder with his brother Maurice of advertising agency Saatchi & Saatchi.  The brothers led the business – the world's largest advertising agency in the 1980s – until they were forced out in 1995.  In the same year, the brothers formed a new agency called M&C Saatchi.

Fine Art Society: The Fine Art Society are art dealers with two premises, one in New Bond Street, London occupied since February 1876, and given a new entrance facade in 1881 by Edward William Godwin (1833–1886), and most recently fully refurbished in 2004–05, with a new gallery created for contemporary work.  The other gallery is in Dundas Street in Edinburgh's New Town (originally Bourne Fine Art, established 1978).  Founded in 1876 by a group of like-minded men led by William Longman of the publishing family, Marcus Bourne Huish (1843–1904), lawyer, editor, writer and collector, who became the first Managing Director while at the same time editing "The Art Journal"; and Archibald Stuart-Wortley MP.  The gallery, first managed by Ernest Brown (later founder of Leicester Galleries) has for many years largely concentrated on British art and design from 1600 to the present day; with the Edinburgh premises specialising in Scottish art of the same period.  The Edinburgh branch of the company is directed by Emily Walsh.  The Chairmen were all drawn from the Longman family until the death of Mark Longman in 1972.  Since then only Lord Macfarlane of Bearsden KT (until 1998), Sir Angus Grossart (until 2016) and Robin Holland-Martin (current) have held the position.  Only seven people have held the position of Managing Director in the past 139 years, the present incumbent being Pippa Stockdale.

Stephen Conroy (artist): Stephen Conroy is a contemporary Scottish figurative painter.  He was born in Helensburgh, in 1964.  He studied at the Glasgow School of Art between 1982 and 1987.  By 1989, Conroy's work had already gained much recognition and praise in the United Kingdom and internationally.  The artist has remained in Scotland, where he currently lives and works.

The Crossways, Toronto: The Crossways is a mixed-use residential/commercial complex in the west end of Toronto, Ontario, Canada, located at 2350 Dundas Street West (The Crossways A) and 2360 Dundas Street West (The Crossways B), at the northeast corner of the intersection of Bloor Street West and Dundas Street West.  It stretches across most of a city block.

Atrium on Bay: Atrium (formally known as "Atrium on Bay") is a large 1,000,000 sqft retail and office complex in Toronto, Ontario, Canada.  Atrium is located adjacent to the highly popular Yonge-Dundas Square, and was built upon the former site of the historic Ford Hotel Toronto, on the north side of Dundas Street West, extending from Yonge Street to Bay Street.  The mixed-use building was constructed in 1981 with parking on the second and third underground levels and retail space street and concourse levels topped by an eight-storey office block that rises to 14 floors on the east end of the site and 13 on the west.  It incorporates a historic bank façade at its southwest corner.  As part of downtown Toronto's PATH network, Atrium's Concourse Level is directly connected underground to the Dundas subway station, the Toronto Eaton Centre south, across on Dundas Street, and the Toronto Coach Terminal located west, across Bay Street.

Supporting paragraphs: Catriona Millar Charles Saatchi
Answer: Saatchi & Saatchi