PORTLAND, Ore.–(BUSINESS WIRE)–NW Natural Holdings, an Oregon-based company including regulated natural gas distribution companies (NW Natural and SiEnergy), water and wastewater utilities (NW Natural Water), a renewable fuels business (NW Natural Renewables) and other business interests, earned recognition as one of the 2025 World’s Most Ethical Companies® by Ethisphere, a global leader in defining and advancing the standards of ethical business practices. For the fourth consecutive year NW