Trefoil Group
Marketing ServicesWisconsin, United States11-50 Employees
Trefoil Group is a Milwaukee-based marketing services firm that specializes in building B2B brands and marketing programs aimed at increasing market share, improving profitability, and enhancing business value. It uses data-driven insights to inform strategy and support smarter decision making that can drive better business results. The firm's capabilities span branding and strategy, websites, strategic communications and PR, digital marketing strategies, sales acceleration, and visual storytelling. In 2024, Trefoil merged with BrandStar, a Florida-based integrated marketing agency, to form an expanded ecosystem that combines branding, strategy, digital, PR, and broadcast capabilities. The merger broadens access to resources and expertise, enabling continued development of strategic programs tailored to each client's needs and to help accelerate B2B performance. Trefoil remains positioned within the marketing services industry, offering integrated, multi-channel campaigns and sector-specific know-how from its base in Milwaukee.