The Exeter reported a 20.9% rise in gross premium income to £125.1m for 2024 at its annual general meeting (AGM).
New business premium income went up to £35m, from £31.3m in 2023.
Health insurance led the way with new business premiums up 19.2%, while income protection rose by 5.5%.
Membership increased by 5.8% to 146,385 over the year.
More than 10,000 health and wellbeing appointments were booked through the HealthWise member benefits app, a 175% rise on the previous year.
These services, provided by Square Health, include remote GP appointments, physiotherapy and mental health support.
Internal engagement scored 87%, up from 83% in 2023.
Colleagues pointed to a strong sense of purpose, interesting and challenging work, and a sense of enablement as key factors.
Colleagues raised more than £51,000 for charity, ending a three-year partnership with FORCE Cancer Charity that raised over £127,000.
Isobel Langton, CEO at The Exeter, said: “2024 was another strong year for The Exeter that saw our teams provide exceptional support to our members and advisers.
“In addition to paying more claims, we also grew our overall membership number, delivered an increase in new business and gross premium income, and saw increased engagement amongst colleagues.
“These hugely positive results were achieved during a period of significant digital transformation that saw our amazing colleagues collaborate across multiple projects.”
Langton added: “Our continued investment in technology and our people, will allow us to provide members and advisers with a more intuitive and efficient experience.
“I’m proud of what we’ve achieved and look forward to building on this momentum.”