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SI Holdings is a group of investors and operators focused on healthcare and business services. Over the last decade, SI Holdings has invested in and grown several operating companies, many of which have been successfully sold. Today our portfolio companies are making a difference in executive, operational and revenue cycle management across the US healthcare landscape. Our companies serve 30 hospital clients and 1000+ physician clients and employ more than 700 professionals.
Fuchs Machinery Inc is a Omaha, NE-based company in the Business Services sector.
Callen Construction Inc is a Muskego, WI-based company in the Business Services sector.
ADVENT is a healthcare company that specializes in office-based ENT (ear, nose, and throat) solutions. It focuses on addressing nasal blockage, sinus issues, snoring, and related breathing disorders. The company is recognized as a pioneer in ENT medicine, offering minimally invasive procedures designed to enhance breathing and sleep quality. ADVENT employs a proprietary approach known as the "Breathing Triangle," which targets nasal and sinus anatomy through in-office procedures like balloon sinuplasty and nasal valve repair. The company also provides diagnostic services, including nasal airflow testing and sleep assessments, to create tailored treatment plans. Their non-surgical interventions aim to help adults suffering from chronic nasal congestion, sinus infections, or sleep disruptions caused by anatomical obstructions, offering alternatives to traditional surgery and long-term medication use. With a focus on patient-centric care, ADVENT emphasizes convenience, rapid recovery times, and evidence-based outcomes in its treatment protocols.