TSS Advisors
TSS Advisors is a Lebanon, New Hampshire accounting and advisory firm providing tax, audit, trust and estate, financial leadership and consulting services to high-net-worth individuals, families and businesses.
TSS Advisors is a professional accounting and advisory firm founded in 1986 as Tyler, Simms & St. Sauveur. Headquartered in Lebanon, New Hampshire, it is the largest professional advisory firm in the Upper Connecticut River Valley of New Hampshire and Vermont, serving clients across Northern New England and beyond. The firm employs more than 50 people.
The firm's services span advisory, tax, audit and attest, trust and estate planning, financial leadership, management consulting, and broader advisory work, tailored to high-net-worth individuals and families and to businesses. Industry experience includes car dealerships, construction, nonprofits, real estate and independent schools.
Work is delivered through two entities operating under an alternative practice structure: TSS Financial Partners, LLP, a licensed independent CPA firm providing attest services, and TSS Advisors LLC, which provides tax, advisory and other nonattest services. TSS Advisors describes a people-first culture with deep local roots in its markets.
The firm has entered a growth partnership with Ascend, a platform backed by Alpine Investors, to accelerate strategic growth and expand resources and partnership opportunities for its team.