Junction

Junction builds the infrastructure layer for diagnostic healthcare. Its unified API integrates 300+ wearables with a nationwide lab network, allowing healthcare providers to offer lab testing and device data collection through a single platform. The company's stated aim is to reduce the cost of predicting, diagnosing, and preventing chronic disease.

Three products make up the offering. The Unified Healthcare Data API connects 300+ wearables alongside a nationwide lab network. The Lab Testing Network spans all 50 US states and supports in-person, at-home and mobile phlebotomy in order to raise patient completion rates; more than 4m lab tests have been facilitated through it. The Device Data Collection Platform has processed data from more than 3m connected devices, converting raw health information into clinically relevant insights for providers.

Work at the company centres on healthcare data infrastructure, API integration, wearable and lab diagnostics data, data processing and clinical insights, and healthcare interoperability. Its customers and use cases span virtual-first clinics, consumer diagnostics, healthcare SaaS, lab testing and chronic disease prevention. Geographic presence is the United States, covering all 50 states.

Junction is backed by Creandum, Point Nine, 20VC and Y Combinator.