Hill & Co.
Business Consulting and ServicesUnited Kingdom11-50 Employees
Hill & Co. is a United Kingdom-based management consulting firm specializing in growth strategy for the diamond, gemstone, and jewelry sector. The firm employs 11-50 people and has a team of industry specialists with 15 to 40 years of experience across strategy, operations, digital transformation, technology, merchandising, procurement, retail, finance, and marketing. Its client base spans the supply chain from mine to market and includes both household-name companies and innovative new businesses, for whom it provides guidance and execution across operations and growth initiatives such as launching new lines, entering new markets, and scaling. The company has expanded its offerings with programs like the 21-Day AI Strategy Program, announced in September 2025, reflecting a focus on technology-enabled growth. Revenue is reported in the range of $1 million to $10 million.