Trust Services
401k Sponsorships
IRA Retirement Plans
The South Dakota Advantage
Build, Manage, and Preserve Wealth for Generations to Come
Cornerstone Private Asset Trust Company, LLC, is boutique trust company that helps businesses and individuals implement estate planning goals and transition wealth from one generation to the next. It provides services above and beyond those of a traditional trust company by focusing on the individual nature of each client and their long-term goals.
An independent public trust company based in Sioux Falls, South Dakota, Cornerstone provides unique tax advantages to its clients as well as a wide variety of specialized trust services, including trusts under wills as well as dynasty, charitable, revocable living trusts.
In the retirement plan area, Cornerstone develops plans to meet the needs of the employees, the company and the owners. It specializes in working with business owners who excel at running their businesses, but do not want to be experts in retirement planning. Cornerstone works as a retirement planning partner keeping business owners informed on the status of their plans as well as their fiduciary responsibility as the plan sponsor of the company’s retirement program.
Contact Us
Download Our Free App
We’ve built a handy mobile app that allows you to easily stay in touch with us on-the-go wherever you are. Ask us questions, send and receive secure messages, request an appointment, get directions to our office, receive helpful notifications, and more.
Helpful Content
What is the Value of Your Business?
Ascertaining the value of your business is important for a variety of reasons.
When Special Care Is Needed: The Special Needs Trust
A special needs trust helps care for a special needs child when you’re gone.
When Heirs are Imperfect
The money problems or bad lifestyle habits of adult children could lead to the squandering of any inheritance they receive.
Social Security: The $64,000 Question
One of the most common questions people ask about Social Security is when they should start taking benefits.
Money Draining Food Myths
These food myths will really put a drain on your wallet.
Is a SEP-IRA Right for Your Business?
For some, the idea of establishing a retirement strategy evokes worries about complicated reporting and administration.
Spotting Credit Trouble
The wise use of credit is a critical skill. These 10 questions will help you assess your skill level.
A Primer on Irrevocable Life Insurance Trusts
Irrevocable life insurance trusts can be important tools that may accomplish a number of estate objectives.
Inflation & Your Money
It's important to understand how inflation is reported and how it can affect investments.
View all articles 
Tax Freedom Day
Assess how many days you'll work to pay your federal tax liability.
Should I Pay Off Debt or Invest?
This calculator will help determine whether you should invest funds or pay down debt.
Interested in a Fuel Efficient Car?
Estimate how many months it may take to recover the out-of-pocket costs when buying a more efficient vehicle.
Taxable vs. Tax-Deferred Savings
Use this calculator to compare the future value of investments with different tax consequences.
Contributing to an IRA?
Determine if you are eligible to contribute to a traditional or Roth IRA.
My Retirement Savings
Estimate how long your retirement savings may last using various monthly cash flow rates.
View all calculators
Your Cash Flow Statement
A presentation about managing money: using it, saving it, and even getting credit.
Investment Strategies for Retirement
Investment tools and strategies that can enable you to pursue your retirement goals.
5 Smart Investing Strategies
There are some smart strategies that may help you pursue your investment objectives
Managing Your Lifestyle
Using smart management to get more of what you want and free up assets to invest.
An Inside Look at Retirement Living
A number of questions and concerns need to be addressed to help you better prepare for retirement living.
5 Smart Investing Principles
Principles that can help create a portfolio designed to pursue investment goals.
View all presentations
Retiring the 4% Rule
A portfolio created with your long-term objectives in mind is crucial as you pursue your dream retirement.
The Business Cycle
How will you weather the ups and downs of the business cycle?
Are Alternative Investments Right for You?
With alternative investments, it’s critical to sort through the complexity.
It Was the Best of Times, It Was the Worst of Times
All about how missing the best market days (or the worst!) might affect your portfolio.
The Cost of Procrastination
Procrastination can be costly. When you get a late start, it may be difficult to make up for lost time.
Coaches
Coaches have helped you your whole life, in ways big and small. We’d like to be one of them.