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We identify technical and sustainability risks in real estate transactions, construction projects, and existing portfolios, guiding your project to success.
We combine engineering precision with an entrepreneurial mindset – and take personal responsibility for every mandate.
Julien Nausner and Andreas Quaas handle every mandate personally – from the initial site visit to the final report. No delegation to junior consultants.
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From technical due diligence and technical asset management to ESG consulting – we support properties throughout their entire lifecycle from a single source.
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Over 10 years of experience with diverse asset classes – from office, residential, and hotel to logistics, retail, and healthcare, as well as light industrial and special-purpose properties across Germany and Europe.
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Short decision-making paths, direct communication, and reliable adherence to deadlines – even for last-minute requests. Because we know that in the transaction business, every day counts.
We support you throughout the entire real estate life cycle – with technical expertise and practical advice.
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In-depth technical assessment for acquisitions and disposals. Identification of risks, capital expenditure requirements, and value-add potential – across all asset classes.
ESG due diligence, EU taxonomy checks, EPBD checks, climate protection roadmaps, and decarbonization strategies. Sustainable decisions based on reliable data.
Ongoing monitoring of construction projects – costs, schedules, quality, and risks. By your side from the groundbreaking ceremony to final acceptance.
Project management for construction and renovation measures as well as tenant fit-outs, warranty inspections, property audits, maintenance & testing, project control for your existing portfolio – acting as a sparring partner for asset and property managers.
We speak your language and understand your requirements.
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Risk mitigation for acquisitions & financing. Focus: compliance, reporting, bank monitoring.
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Technical security for your transactions and existing portfolios.
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Operational optimization and technical portfolio analysis for corporate real estate.
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Personalized support and technical consulting for private real estate portfolios.
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Monitoring & controlling, quality assurance, and technical support for new construction projects.
TRES was founded by Julien Nausner and Andreas Quaas – two experienced engineers and real estate economists who previously worked for renowned consulting firms and institutional investors. What drives us: quality takes time – and we take that time for every project.
A selection from our project history – across all asset classes and service areas.
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