Quantitative Software Management, Inc. (QSM), founded in Virginia, is an IT company dedicated to providing advanced project estimation tools and consulting services. Their core mission is to enable clients to estimate, track, and benchmark software projects with precision, thereby improving decision-making throughout the software project lifecycle. QSM's flagship product line, SLIM (Software Lifecycle Management), offers powerful solutions for estimating, tracking, and metrics analysis, supported by the world's largest database of its kind.

Notable figures affiliated with QSM include industry experts and seasoned consultants who contribute to the company's thought leadership and innovation. QSM has achieved significant milestones, including the development of the most powerful estimation and project intelligence software available. Their tools have had a substantial impact on the IT industry by helping organizations enhance project accuracy and efficiency, ultimately leading to better business outcomes.