Ing attended Kamehameha Schools Maui, Maui Community College, the University of Hawaii at Manoa, and American University in Washington D.C. Ing served as UH student-body president,[2] as a neighborhood board member, and has worked in various capacities with Hawaii's business, government, and the non-profit sectors prior to assuming public office.

In November 2013, then-Governor Neil Abercrombie convened a special election for the purpose of conducting public hearings to consider the adoption of a law that would legalize marriage for same-sex couples in Hawaii.

[7] Ing supported the legislation, delivering a speech during the final floor vote in the House in which he spoke about how the murder of Matthew Shepard impacted him as a young man and led to his eventual recognition of the need for equal rights for LGBT Americans despite his Christian background.

[9] With the support of Common Cause, the League of Women Voters, and Faith Action for Community Equity (FACE), the revised bill passed and was signed into law on July 1, 2014.

Zuckerberg initiated quiet title and adverse possession lawsuits against a number of Native Hawaiian families who held "Kuleana" land rights within his 700-acre Kauai property.

Ing called for mediation and community outreach and quipped that "in Hawaii... we don't initiate conversation by filing a lawsuit against our neighbors.

"[12] Ing argued that the legal mechanisms Zuckerberg attempted to use were predatory by nature as they have been used historically to "displace Native Hawaiians from their ancestral lands.

On June 20, 2018, the Hawaii Campaign Spending Commission approved a $15,422 administrative fine based on allegations that Ing filed 23 consecutive inaccurate reports during the period of May 2011 to December 2016.

[21] On August 28, 2023, Ing pled no contest to a criminal charge made by the Honolulu Prosecutor's office of failure to timely file a supplemental report with the Campaign Spending Commission.