Excellence in Development. 
Precision in Execution.

PRIVATE SIGNATURE REAL ESTATE acts as a trusted partner, developer, and consultant for sophisticated residential projects - from exclusive new builds to the refined transformation of existing properties, including villas, boutique developments, and penthouses. We combine architectural ambition with economic clarity and a structured, disciplined approach to execution.

With extensive experience in high-end real estate development, as well as deep expertise in controlling, finance, and management, we ensure that every project is guided with precision and foresight. Our work is defined by entrepreneurial thinking, accuracy, reliability, strong negotiation capabilities, and an established network across all relevant disciplines.

The Art of Bringing Vision to Life.

PRIVATE SIGNATURE REAL ESTATE transforms high-end residential aspirations into distinctive, individually crafted properties - whether through bespoke new developments or the refined revitalization of existing residences. In close collaboration with leading architects and specialists, we create carefully considered concepts and deliver a cohesive architectural vision defined by a clear and consistent signature.

Economic clarity, reliability in delivery, and uncompromising quality assurance are at the core of everything we do. We manage and coordinate all project stakeholders, ensuring a structured and efficient execution at the highest level.

The result is architecture realized to perfection- defined by excellence in both design and craftsmanship. We create enduring value: unique residences that meet the highest expectations and consistently exceed them.

Commitment Without Compromise

PRIVATE SIGNATURE REAL ESTATE is a family-owned company based in Vienna, Austria. Founded by Alexander Török and Sonja Bartsch, the company brings together extensive experience in the real estate and construction sector with deep expertise in project development, controlling, and management.

The combination of technical, entrepreneurial, and financial competence forms the foundation for a structured and disciplined approach - applied with equal precision to both new developments and the transformation of existing properties.

Complementary Strengths. Shared Standards.

The two partners bring together complementary expertise, forming the foundation for structured and economically sound real estate projects.

Their shared passion for architecture, precision, and craftsmanship defines a consistent standard of quality - across both new developments and the transformation of existing properties.

Setting the Standard in Luxury Development

PRIVATE SIGNATURE REAL ESTATE is defined by an uncompromising dedication to quality, precision, and excellence at the highest level. We offer maximum flexibility in both the vision and realization of each residence - paired with a highly professional and structured approach to execution. Our work is built on years of experience and an established network, shaped through the development and transformation of high-end boutique projects.

Uncompromising quality is a fundamental principle. Thoughtfully designed layouts refined spatial concepts, and carefully curated materials define our projects, alongside exceptional craftsmanship and meticulous attention to detail.

Transparency Builds Trust.

Clear structures, well-founded decisions, and transparent cost management are integral to our project philosophy.

Depending on the scope, we act as developer, project partner, or consultant - each role defined by clarity, structure, and economic precision.

For us, transparency is not an added value, but the foundation of every successful collaboration.