Currently, Mr. Decker leverages his finance education from Southern Nazarene University as a venture capitalist. As the founder of Kingstone Investments LLC in Tulsa, he in high-yield opportunities across sectors, blending emerging technologies to build a diversified portfolio that generates profits for his firm and investors.

As an author, Nicolin Decker contributed to writing the State of Oklahoma's first residential emergency human trafficking shelter regarding governing safety, security, and investigations which received approval from the Oklahoma Attorney General's Office. He is also the author of "The DeFi Revolution: Where It Started and Where It's Going," which was published in 2024.

The book provides a comprehensive overview of the emerging decentralized finance (DeFi) sector and how blockchain is revolutionizing traditional financial systems. Covering topics such as savings, loans, and exchanges, the book has garnered commendation from notable figures in the cryptocurrency and finance spaces. Reviewers appreciate how Mr. Decker simplifies complex ideas, breaks down DeFi protocols, and offers essential advice for navigating the evolving financial landscape.

Nicolin Decker has past affiliations with the National Association of Legal Investigators, Court Appointed Special Advocate (CASA), and a humanitarian organization, Beautiful Dream Society. He enjoys hiking, traveling, coffee, gourmet cuisine, and Arctic Immersion in his free time.