About
Our Story
Leonenko Group LLC is a New York-based holding company founded by Andrew Leonenko in 2025. The company serves as the parent entity for technology ventures and real estate investments, with a focus on building scalable software products and strategic property acquisitions.
Andrew is a Senior AI Engineer with over 10 years of experience designing, building, and scaling enterprise SaaS platforms across healthcare, finance, and legal tech. He specializes in full-stack development (React, Node.js, TypeScript), cloud architecture, and applied AI - from NLP-driven chatbots to AI-powered document intelligence systems.
At the core of Leonenko Group is a commitment to leveraging technology to create lasting value. Whether through SaaS products that help small businesses compete, or through thoughtful real estate investments, the goal is the same: build things that matter.
Our Pillars
What we stand on
Six principles that shape every venture, every hire, and every line of code we ship.
Build with Intention
Every product we ship exists for a reason. No filler features, no noise. We define the problem before we write a single line of code and cut anything that does not serve the user.
Compound Value
Software compounds. Real estate compounds. Relationships compound. Every decision is made with an eye toward what it looks like five years from now, not the next sprint.
Precision over Speed
We move deliberately. Shipping the right thing once beats shipping the wrong thing fast. Quality is not a polish pass at the end - it is the standard from the first commit.
Full Ownership
We own what we build. No outsourcing accountability, no blame diffusion. Every venture under this roof is operated with the same standard we would hold ourselves to personally.
Technology as Leverage
Code is capital. A well-designed system can replace entire departments and scale to millions without adding headcount. We deploy technology where it multiplies real-world impact.
Long-horizon Thinking
Short-term optimization is a trap. We make decisions for decades - in what we build, what we acquire, and who we work with. Patience is a competitive advantage most people give up too early.
Company Details
Entity
Leonenko Group LLC
Type
New York LLC
Founded
2025
Structure
Single-member, manager-managed
Focus
Technology & Real Estate
Headquarters
Commack, New York