A Business Bank that Works as Hard, and as Smart, as You Do. When it comes to being a bank for business, we know what is important. After all, bankers at NewAlliance have been serving the needs of businesses in Connecticut for more than a century and a half. Today, we offer you account management tailored to your company, financial advice and credit when you need it, smart and flexible cash management tools, and decisions made locally by bankers who know your business and your marketplace.