About Us

Sirios Management Partners stands for strategic real estate consulting and sustainable project management. With an interdisciplinary team and international expertise, we support our clients throughout every phase of the real estate lifecycle—tailored, holistic, and future-oriented.

We Are Sirios!

Sirios Management Partners combines expertise in real estate, construction, finance, and ESG strategies to provide holistic project support and develop sustainable solutions. Acting as a central interface between owners, investors, banks, planners, and authorities, we deliver customized strategies that align economic efficiency with ESG standards.

Our consulting approach is tailored, hands-on, and solution-oriented. We support real estate projects at every stage—from development and management to optimization and transaction. With strong market connections, an agile working style, and transparent communication, we enable well-informed decisions and long-term project success.

Portraitbild von Sophia Wiesener, Mitarbeiterin bei Sirios Management Partners
Portraitbild von Eleanna Papadopoulou, Mitarbeiterin bei Sirios Management Partners

Our Team

Our success is built on the people behind Sirios Management Partners. Our interdisciplinary team brings together expertise from real estate, construction, and finance. With dedication, experience, and a clear focus on your goals, we stand by your side as a reliable and trusted partner.

Sirius Black

Feel Good Manager

With his calm and affectionate nature, Siri not only creates a positive atmosphere at our Munich office but also spreads good vibes and cheerful energy across all Sirios Management Partners locations. Most important team member? Absolutely!

Portraitbild von Alexandros Katsanevakis, Mitarbeiter bei Sirios Management Partners

Alexandros Katsanevakis

Senior Project Manager

With extensive experience as a civil engineer and senior project manager in major construction companies, Alexandros brings not only in-depth technical expertise but also strategic foresight. His comprehensive understanding of both the client’s perspective and the contractor’s operational realities enables him to deliver pragmatic, goal-oriented solutions throughout the project lifecycle. Alexandros also plays a key role in the international expansion of Sirios Management Partners.

Anika Steiner

Senior Project Manager

As an experienced project manager in the construction and real estate sector, Anika combines technical expertise with structured process management and a strong customer focus. Anika brings interdisciplinary industry knowledge and her ability to coordinate across teams to a modern, customer-oriented project culture. With a keen eye for detail and a holistic approach, Anika, as Senior Project Manager at Sirios MP, ensures the successful implementation of challenging developments—with a focus on quality, schedule and cost certainty, and collaborative partnership

Christina Gatsou

Senior Project Manager

As a project manager with a master's degree in architecture and experience in construction and project planning, she combines technical expertise with a clear eye for project structures. After working as an architect, she specialized in project and cost management, including projects in the hotel sector. Christina supports the team with precise coordination and experience in the realization of demanding construction projects.

Oliver Kessler

Senior Project Manager

Oliver has 17 years of experience in project management for commercial interior design and successfully manages projects for tenants and investors alike. He has implemented international projects in Germany, Switzerland, Spain, the Netherlands, and Dubai. He holds a Bachelor of Science in Product Design from the renowned ArtCenter College of Design. His particular strengths include the rapid analysis of complex interrelationships and creative approaches to efficiently optimizing project processes.

Eleanna Papadopoulou

Administrative Coordinator

With her academic background, sharp eye for detail, and talent for finding solutions in any situation, Eleanna coordinates the administrative operations of the company across all countries. She is responsible for the internal processes at Sirios Management Partners and ensures the efficient handling of all business matters.

Portraitbild von Fotis Dimitroulas, Mitarbeiter bei Sirios Management Partners

Fotis Dimitroulas

Managing Partner & Managing Director

As a founding member of Sirios Management Partners, Fotis guides the strategic development of the company, drawing on his academic background in engineering and the field of management & organization. With many years of experience in the construction and real estate sectors, he brings a deep understanding of both our clients’ goals and the needs of our projects. In addition, he drives the company’s strategic objectives, optimizes internal processes, and ensures the highest quality in all services delivered.

Portraitbild von Jamie Wilkinson, Mitarbeiterin bei Sirios Management Partners

Jamie Wilkinson

Managing Partner & Project Director

As a founding member of Sirios Management Partners, Jamie brings in-depth expertise through her Master’s degree in International Real Estate & Planning (with a focus on project management) and a Bachelor's degree in Business Administration specializing in construction and real estate. She also has extensive experience in project management. As an accredited BREEAM auditor, Jamie is responsible for developing ESG strategies for our clients’ properties. In her role as Managing Director, she leads the day-to-day operations of Sirios Management Partners in Germany and oversees the company’s strategic development.

Jens Göttler

Advisory Board Member

With many years of experience in the real estate sector—particularly in senior roles in asset management, acquisitions, and fundraising - Jens serves as an advisory board member supporting the strategic development of Sirios Management Partners. His expertise plays a key role in driving the company’s sustainable growth and long-term success.

Jessica Stölzle

Senior Project Manager

Jessica Stölzle is a senior project manager at Sirios Management Partners and oversees both new construction and existing projects. With her background as a civil engineer, DGNB auditor, and energy efficiency consultant for residential buildings, she combines technical expertise with project management and sustainability. Her focus is on functional and economical solutions that meet the needs of both people and the environment.

Portraitbild von Nicolas von Waldthausen, Mitarbeiter bei Sirios Management Partners

Nicolas von Waldthausen

Partner

As a founding member, Nicolas knows the ins and outs of Sirios like the back of his hand. This deep understanding allows him to advise us across all areas of the business and, with his entrepreneurial instinct, consistently open new doors for the company.In his role as a shareholder, he is a valuable sparring partner—tackling challenges with fresh perspectives and a clear, level-headed approach.

Portraitbild von Sophia Wiesener, Mitarbeiterin bei Sirios Management Partners

Sophia Wiesener

Project Manager

With a Bachelor of Arts in International Real Estate Management and a Master of Science in International Real Estate & Planning with a focus on Sustainable Property (Valuation, Investment & Development), Sophia brings not only deep expertise in sustainable and innovative real estate solutions but also a structured and solution-oriented approach to project management.

Portraitbild von Tim Bachmann, Mitarbeiter bei Sirios Management Partners

Tim Bachmann

Talent Acquisition Expert

With a keen instinct for people, a strategic eye for talent acquisition, and the ability to identify top professionals, Tim is responsible for the entire recruitment process at Sirios Management Partners. He ensures that the company grows with the right talent while fostering a strong, future-oriented team culture.

Our Contract Partners

We maintain a strong network of experienced experts and framework contract partners in the fields of MEP engineering, electrical systems, fire protection, structural engineering, architecture, energy consulting, audits, and expert assessments. This robust partner network enables us to deliver projects efficiently, professionally, and to the highest quality standards.

Mechanical, Electrical & Plumbing (MEP) Engineering

Electrical Engineering

Fire
Protection

Structural Engineering

Architecture

Energy Consulting

Audits

Expert
Assessments

Get In Touch With Us

Whether you have initial questions or a specific project inquiry – we’re here for you. Reach out to us and let’s talk about your goals and challenges. We look forward to connecting with you.

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