Mathieu, Ranum & Allaire, PLLC is a boutique law firm with offices in Boise and Sun Valley, Idaho focusing exclusively in the areas of estate and trust planning, probate and trust administration, asset protection, business law and charitable organization laws. We represent individuals, families, trustees, heirs and beneficiaries, entrepreneurs and closely held businesses, start-ups and operating companies, tax-exempt organizations, and family offices, as well as professionals and business owners.