An IM, he achieved a perfect 9/9 score in the 2008 Toronto Invitational Championship, surpassing a 1983 result by Lawrence Day in the city's history. He also scored 7.5 in 9 games for clear 2nd (surpassing six grandmasters - the exception being first place finisher GM Luke McShane of Britain) in the 2010 Canadian Open.
Nikolay has experience in teaching private lessons for Strategy Games (1, 2) and the Roman Pelts Chess Academy and in 2011, he coached a portion of the 40 players for Canada at the (November 17th-27th) World Youth Chess Championship in Brazil (7), including his brother Sergey, who won the Canadian Youth U8 chess championship with 6.5/7. After winning the Reading Week open with 5.5/6 at the U of Toronto's Grand Hall at Hart House in 2012, their coach Nikolay was back at the 2014 World Youth chess championship, but also simultaneously played the Durban open tournament (10) in South Africa (finishing behind fellow coach and Canadian champion Eric Hansen with 7/11).
Nikolay entered the top-10 listing of (active) Canadian players in 2011, capturing 1st with 7/9 in the Quebec open (9), winning the Toronto Thanksgiving open with 5.5/6, tying for 1st-3rd (scoring 5/6 without any losses) with Igor Divljan and Tomas Krnan at the Labour Day classic in Toronto, and again for 1st-3rd with Roman Sapozhnikov and Michael Kleinman at the Guelph Fall ProAm (during the 4th round, his only loss in this tournament netted him 4/5, after defeating his latter opponent of the previous round).
His total Olympiad score (8) is 16.5/25 at: Olympiad (2008) (finishing with 6/8), 4.5/8 (a draw and 4 wins) at the Chess Olympiad (2010) and 3rd board at Chess Olympiad (2012) finishing with 6/9 (5 wins and 2 draws) in Turkey.
References: (1) Wikipedia article: Chess'n Math Association , (2) http://chess-math.org/private_lesso... , (3) http://chess.ca/noritsyn-nikolay (Canadian zone site), (4) http://torontochess.org/drupal/ (Greater Toronto Chess League - GTCL), (5) http://www.chessontario.com/ (Ontario Chess Association - OCA), (6) http://chess.servegame.com/swocl/ne... (South-west Ont. Chess League - SWOCL), (7) http://wycc2011canada.blogspot.com/ (Canadian 2011 WYCC team), (8) http://www.olimpbase.org (Olympiad and team chess chronological catalog), (9) http://chess-results.com/tnr53627.a... (GM norm achieved), (10) http://chess-results.com/tnr143577.... (Durban open).