99ways

99ways is an Amsterdam-based conversion optimization and analytics agency founded in 2023. We help ecommerce, SaaS, and digital teams turn trustworthy measurement into repeatable growth. Our work combines tracking and analytics infrastructure, funnel analysis, hypothesis development, A/B testing, experimentation program design, and rigorous interpretation of results. We implement and audit event tracking, product analytics, attribution, dashboards, and PostHog experimentation workflows. We focus on credible data, focused tests, and reusable learning that improves customer journeys and growth decisions. Our public work includes a documented 26% conversion lift from form simplification and technical guides for Shopify experimentation.