Boston, MABelfast began exploring a relationship with Boston in 1994 and in 1997 Mayor Menino of Boston and the then Lord Mayor of Belfast signed a formal agreement to promote business development and trade opportunities for the mutual benefit of both cities. Since then, Belfast City Council has visited Boston on a regular basis.
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Denver, COWith a parallel interests in promoting technology, Denver and Belfast share a high standard of living and with a lower cost of living. With Invest Northern Ireland's regional office base in Denver, there is frequent contact between business executives in the two cities.
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New York, NYBelfast's Friends of Belfast New York City chapter officially began in 1998 and since then, Belfast City Council has visited the city to promote Belfast as a place to work, live and visit.
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Pittsburgh, PABelfast has enjoyed a close relationship with the city of Pittsburgh since 1995 which the Ireland Institute of Pittsburgh leading regular delegations to Belfast.
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