Digital Health Startups

RayIoT builds an AI-powered respiratory monitoring product using acoustic technology and machine learning to detect breathing variations and conditions like asthma, sleep apnea, and fever in healthcare and wellness settings. The product has been clinically validated in neonatal ICUs with 98% accuracy against medical devices.

2 investors

Ray Therapeutics develops optogenetics gene therapy treatments for blinding diseases using advanced biotechnology. The company focuses on addressing unmet patient needs in ophthalmology through gene therapy innovation.

2 investors

Reach Capital is an early-stage venture capital firm that invests in and supports founders building companies in learning, health, and work. It provides capital and operational support to portfolio companies across stages from first check through follow-on fundraising.

2 investors

2 investors

XRHealth (Realized Care) delivers at-home care for chronic conditions using FDA-registered VR/AR headsets, wearables, mobile apps, and prescription digital therapeutics (such as Stanza) combined with licensed clinicians. The platform focuses on treating chronic pain and fibromyalgia in the U.S., with insurance-reimbursable, remotely guided therapy programs.

2 investors

RealSeq Biosciences develops RNA fragmentomics technology for advanced diagnostics, enabling detection and analysis of RNA fragments to discover new biomarkers and provide deeper insights into disease. The company serves the healthcare and diagnostics industry by unlocking previously inaccessible biological information from RNA.

2 investors

RealTime provides software systems for managing the research and business operations of clinical trials, including a CTMS, eRegulatory, eSource, eConsent, and payment tools. It serves clinical research sites, site networks, academic medical centers, CROs, and sponsors.

2 investors

Rebrain provides an AI-driven SaaS platform for planning patient-specific neuromodulation and neurosurgery, aiming to make treatment of neurological and neurodegenerative diseases faster and safer for doctors and patients. It is a spin-off of the University Hospital of Bordeaux and Inria, serving medical centers and neurosurgeons.

2 investors

Recover provides evidence-based addiction treatment using technology and clinical care to help patients find recovery. The company delivers care to individuals struggling with substance use disorders, leveraging data-driven insights and partnerships with local providers.

2 investors

Recover Athletics offers a mobile app providing evidence-based "prehab" workout routines for endurance athletes such as runners, with features to strengthen muscles and ligaments, track soreness, and reduce injury risk. The company is now part of Strava, with access included in the Strava subscription.

2 investors

Recovery Metrics provides software that integrates with clinical practice management systems to administer Patient-Reported Outcome Measures (PROMs) and Patient-Reported Experience Measures (PREMs), sending patients questionnaires via SMS before appointments and automatically scoring and visualising results. It offers practitioners real-time dashboards for tracking treatment progress, managing caseloads, and reviewing clinical performance in healthcare settings.

2 investors

Red Sky Health offers an AI platform that automatically identifies, corrects, and resubmits denied health insurance claims to recover revenue for healthcare providers. It provides dashboards for tracking denial charges, claim context analysis, and automated resubmission workflows.

2 investors

RedSail Technologies provides pharmacy management systems and integrated pharmacy solutions serving health systems and pharmacy operations across the United States. The company delivers software, automation, and clinical programs to optimize medication management and patient care outcomes in healthcare settings.

2 investors

ReferralPoint develops an AI-powered referral management platform for healthcare organizations to optimize the referral process across health systems, medical groups, and payers. The platform reduces referral costs and leakage through intelligent provider matching and automated coordination workflows.

2 investors

ReferWell provides referral management and appointment scheduling technology combined with expert care navigators to help health plans and providers close care gaps and get members to their appointments. It serves health plans, ACOs, provider organizations, and FQHCs across the US healthcare market.

2 investors

Relu offers AI-powered segmentation and registration software for CBCT scans, digital impressions, and facial scans used in dental and oral surgery workflows. The company provides APIs and SDKs that enable dental software developers to automate implant planning, orthodontics, and surgical applications.

2 investors

Remedial Health offers a pharmacy benefit solution for health insurers and HMOs, handling pharmaceutical purchasing, medication distribution to plan members, formulary management, and a virtual doctor service with claims visibility. It targets insurers managing members with long-term medication needs to reduce avoidable doctor visits and hospital admissions.

2 investors

Remedy Health Media is a health communications company that combines lived patient experience with clinical evidence to create media, apps, and influencer platforms for people with chronic, serious, and rare conditions. The company operates through six brands offering community apps, healthcare provider influencer networks, and content production services.

2 investors

Renalis develops prescription digital therapeutics (PDTs), software applications that deliver evidence-based therapeutic interventions to patients under a clinician's care to prevent or treat medical disorders. The products are developed like pharmaceuticals, undergoing clinical trials and FDA clearance, and are available only by clinician prescription.

2 investors

Renalyse is developing a point-of-care device for measuring creatinine and potassium in blood, intended as part of a platform for remote renal monitoring. It targets chronic kidney disease (CKD) management by connecting patients with healthcare professionals to provide real-time patient data to doctors.

2 investors

Rene is a mobile app that helps travelers find travel medical insurance and stay safe abroad, using AI to recommend policies and offering trip monitoring, real-time safety advisories, a worldwide hospital directory, telemedicine, and claims filing. It also provides B2B products such as customizable apps, API integrations, and policy management for businesses offering travel insurance.

2 investors

Rene is a mobile app that helps travelers find travel medical insurance and stay safe abroad, offering trip monitoring, real-time safety advisories, a worldwide hospital directory, telemedicine, and claims filing. It also provides B2B products such as customizable mobile apps, API integrations, and policy management for businesses selling travel insurance.

2 investors

Axena Health is a women's health company providing non-invasive, clinically tested treatments for pelvic health conditions. Its offering serves patients and healthcare providers, including making the Leva Pelvic Health System available to female veterans through federal providers such as the Veterans Health Administration.

2 investors

Repertoire's Decode platform focuses on mapping the immune synapse — the interactions between T cell receptors, epitopes, and HLA molecules — to support the development of medicines targeting cancer and other diseases. It operates in immunology-based drug discovery and therapeutics.

2 investors