WD-40 Company is an intellectual property and marketing business, not a manufacturer: it outsources the actual blending and packaging of its formulas to third-party contractors worldwide, avoiding the capital costs of owning factories and generating high free cash flow from a relatively small revenue base and lean corporate structure. The core WD-40 Multi-Use Product remains the company's flagship, but the portfolio has diversified through acquisition into adjacent maintenance and cleaning categories: 3-IN-ONE Oil (1990) added precision drip-oil lubricants for tool enthusiasts and small-engine mechanics; Spot Shot, X-14, and 2000 Flushes (2003, acquired from S.C. Johnson) pushed WD-40 into household cleaning, leveraging its retail and trade-marketing execution; Lava and Signal hand cleaners (2012, from Block Drug) added heavy-duty pumice-based hand cleaning and janitorial-channel distribution; and Gel Gloss (2016) expanded automotive care into wash, wax, and interior-cleaning products. This licensing-and-brand-management model lets WD-40 compete on marketing and distribution reach rather than manufacturing scale. WD-40 Companys lean, roughly 500-employee global workforce relative to its brand recognition and revenue scale is frequently cited by business analysts as an unusually efficient operating model within the consumer products industry. WD-40 Companys direct-to-retailer relationships, built over seven decades, give it shelf-space advantages that newer competing lubricant brands find difficult to displace despite sometimes offering lower prices.