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Compañía de Minas Buenaventura S.A.A. press release

NOVA Chemicals to Present at Citi Investment Basic Materials Symposium

NYSE - New York Stock Exchange · Peru

PITTSBURGH, November 27 /CNW/ - NOVA Chemicals (NYSE:NCX) (TSX:NCX)

Conference: Citi Investment Basic Materials Symposium Tuesday, December 4, 2007 9:25 a.m. EST Speaker: Jeff Lipton, President and CEO

Live Webcast Option 1 - The webcast link will be available at Access: www.novachemicals.com - Investor Center - IR Calendar - Citi Investment Basic Materials Symposium or Option 2 - The webcast link also will be available at www.veracast.com/webcasts/citigroup/basicmaterials07/25103169.cfm

Presentation The slides will be available on the morning of the Slides: presentation at www.novachemicals.com - Investor Center IR Calendar.

Webcast A replay of the webcast will be available for three Replay: months ending Tuesday, March 4, 2008 at 5:00 p.m. at www.novachemicals.com - Investor Center - IR Calendar - Archives 2007.

NOVA Chemicals produces plastics and chemicals that are essential to everyday life. Our employees develop and manufacture materials for customers worldwide that produce consumer, industrial and packaging products. We work with a commitment to Responsible Care(R) to ensure effective health, safety, security and environmental stewardship. Company shares are traded on the Toronto and New York stock exchanges as NCX.

Visit NOVA Chemicals on the Internet at www.novachemicals.com.

Earlier from Compañía de Minas Buenaventura S.A.A.