Coterie Insurance Strengthens Underwriting Leadership with Appointment of Brett Saternus as Chief Underwriting Officer
Veteran program insurance leader to advance Coterie’s underwriting strategy, portfolio management, and profitable growth
May 19, 2026
Appleton, Wisc. – MAY 19, 2026 – Coterie Insurance (Coterie), a tech-enabled, data-powered managing general agent (MGA) specializing in property and casualty (P&C) commercial insurance for small businesses, today announced Brett Saternus, FCAS, as the company’s new Chief Underwriting Officer (CUO). In this role, Saternus will lead underwriting strategy, portfolio management, and capacity alignment, helping advance profitable growth and strengthen Coterie’s underwriting foundation as the company scales its small commercial platform.
Saternus’s appointment reflects Coterie’s continued investment in senior leadership that combines deep insurance expertise with technology-forward execution. His arrival strengthens the company’s executive team as Coterie continues building a modern, agent-friendly small commercial insurance platform grounded in data, underwriting discipline, and operational rigor.
Saternus brings more than 15 years of experience across specialty carriers, insurtech MGAs, and commercial insurers. Throughout his carrier, he has focused on applying actuarial rigor, data-driven decision making, and accountable operating models to improve underwriting performance and support sustainable growth.
Prior to joining Coterie, Saternus held senior underwriting leadership roles at Canopius US Insurance, Rainbow MGA, and Rhino where he helped build insurance products and underwriting frameworks across commercial lines, personal lines, and specialty products. As a self-described “insurance generalist”, Saternus has experience spanning technical underwriting, relationship management, capital modeling, technology deployment, risk management, and more.
“Underwriting discipline is foundational to how Coterie creates value for agents, carriers, and small business owners,” said David McFarland, Founder and CEO of Coterie Insurance. “Brett brings the rare combination of actuarial depth, program insurance experience, and operator judgment that matters in small commercial insurance. He has built teams, managed capacity, worked across carrier and reinsurer relationships, and translated data into clear underwriting decisions. His leadership will help us scale with focus, clarity, and long-term profitability.”
Saternus joins Coterie as the company continues strengthening its underwriting platform, deepening agency and partner relationships, and expanding products designed to make small commercial faster, more transparent, and easier to serve profitably.
“Coterie has built a model for small commercial insurance that puts data, technology, and underwriting discipline to work for agents and small businesses,” said Saternus. “I am excited to join a team focused on making underwriting more precise, transparent, and scalable, while helping partners grow profitably and deliver coverage with speed and confidence.”
About Coterie Insurance (Coterie)
Coterie Insurance (Coterie) is a tech-enabled, data-powered managing general agent (MGA) providing commercial property and casualty (P&C) coverages for small business (SMB) owners.
Coterie’s technology enables a transparent, accurate, and rapid quote-to-bind process that results in opportunities for agents and the right coverage for small businesses, on-demand. For more information about Coterie, its products, or becoming an appointed agent, please visit www.coterieinsdev.wpengine.com.
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press@coterieinsdev.wpengine.com
