Alpine Investors-backed Trilon Group, an infrastructure consulting company, agreed to acquire Alta Planning + Design, an international consulting firm. Financial terms were not disclosed. “Alta imagines a limitless future through our transportation expertise, and we are driven to deliver exceptional experiences for our clients. Through a thoughtful and deliberate selection process, we found an ideal partner in Trilon whose strategy and values closely match Alta’s. I am confident that it will provide investment, ownership, and career opportunities that make it the best decision for Alta’s continued growth,” Brett Hondorp, Alta CEO.