The society provides several building society services including a range of mortgage and savings products, insurance, financial planning, legal services, and funeral plans, some of which are provided via third-party companies.

The society is a founding member of the Building Societies Association and Council of Mortgage Lenders, as well as a member of the Financial Services Compensation Scheme.

It is a mutual organization which operates through a network of branch and agency offices, covering the M4 corridor from Chepstow in the east to Swansea in the west.

It also operates the Monmouthshire Building Society Charitable Foundation, which supports charities and other social initiatives.

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