About South Dakota Planning Company
Typical Client Estate Plan
Why South Dakota?
Unique South Dakota Laws
Unlimited Trust Duration
State Income Tax Savings
Premium Tax Savings
Asset Protection
Reformation and Decanting
Privacy Statutes
International Families
Management Biographies

South Dakota Planning Company, LLC (SDPC) is an estate planning and trust advisory firm, founded by Al W. King III and Pierce H. McDowell III, that advises both domestic and international clients. SDPC, a Delaware LLC doing business in New York City, works closely with its sister company, South Dakota Trust Company LLC (SDTC), which is an independent trust company, headquartered in Sioux Falls, South Dakota, specializing in providing trust administration for the wealthy. SDPC and SDTC are wholly owned subsidiaries of Third Constellation, LLC, a Delaware LLC, based in New York City.

trust accounts representing more than $28 billion in assets under administration.

200 combined years of experience.

worked with more than 25% of the Forbes 400.

more than 25 types of trusts available.

work with most types of Non-Financial Assets.

several Private Family Trust Company relationships worth in excess of $80 billion

ranked annually one of the top advisor friendly trust companies by Bloomberg magazine.

rated the best trust jurisdiction in the U.S. by Trusts & Estates magazine (1/04; 1/07; 1/10; 1/12; 1/14)

The information on this Private Trusts website is for general information purposes only. Nothing on this or associated pages, documents, comments, answers, emails, or other communications should be taken as legal advice for any individual case or situation. This information on this website is not intended to create, and receipt or viewing of this information does not constitute, an attorney-client relationship.