ISG Welcomes Former Progressive Insurance Executive Michael Sieger to Board of Advisors
Marking the third major appointment of 2026 DANVERS, Mass., June 16, 2026 — Insight Service Group (ISG), a national provider of claim and litigation support services to the insurance and legal communities, today announced the appointment of Michael Sieger, former Claims Group President at Progressive Insurance, to its Board of Advisors. Sieger becomes ISG’s third…
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