MS Transverse Insurance Group is a property and casualty program carrier founded in 2018 and acquired by Mitsui Sumitomo Insurance in 2022. It partners with reinsurers and program administrators to offer a range of insurance products for commercial and personal lines. MS Transverse provides both admitted and non-admitted solutions, offering flexibility and access to risk capacity. Their target audience includes managing general agencies (MGAs), program administrators, and reinsurers. The unique selling proposition is their ability to retain risk and provide innovative program solutions, enhancing operational efficiency for partners.