In the 1970s, he had his own construction business independent of his relatives.

One of his projects was to construct a building (which was to be named the Henry Gaisano Building after his father, one of Doña Modesta's sons) located along Leon Kilat and Colon streets in Cebu City which was to be leased as a supermarket by his relatives.

[1] As of the last quarter of 2015, Gaisano Capital has 31 stores, with the recent shopping mall opened December 2011 located in Surigao City.

[2] Others were in San Francisco, Agusan del Sur (also opened in November 2014), Tandag, Bislig and recently Balingasag (opened May 2019).

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