Luxury custom home at dusk with infinity pool

25+ years in luxury residential construction

Our Building Standard

What guides the build.

Thoughtful specifications, sound building methods, skilled trades, and clear communication.

We plan for how the home will perform and how its owners will live in it.

Kenneth Tarczewski, founder of The Private Build Group

Kenneth Tarczewski · Founder

At this level, leadership matters.

Kenneth brings more than 25 years in luxury residential construction, including involvement in over $200 million of high-end residential work. He works with architects, designers, and trades on the decisions that shape the finished home.

Bespoke builder · St. Louis

Kenneth leads preconstruction and stays involved with the project team through construction and closeout.

Independent owner's representative · Midwest & South Florida

When retained by an owner, Kenneth reviews the team, budget, and work independently of the builder. These roles are never combined on one project.

Meet Kenneth

Welcome

Two ways to work with us.

In St. Louis, we build custom homes or serve as an independent owner's representative. We also represent owners elsewhere in the Midwest and South Florida. These are separate engagements; we never serve as both builder and owner's representative on the same project.

A simple truth

The builder has a representative.
The architect has a representative.
The homeowner deserves one too.

We review the team, budget, schedule, and work on site on the owner's behalf.

Our loyalty begins with the owner — their vision, their investment, and the outcome.

Explore Owner's Representation

A quiet standard

Protect the Vision.
Honor the Craft.
Own the Outcome.