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Engineering for a Better Tomorrow

EXPERTISE

At the core of SIERA lies Environmental Engineering — connecting knowledge, capital, and collaboration to deliver measurable impact.

Building a sustainable future through engineering

SIERA EXPERTISE

SIERA brings together leading environmental engineering companies and technical specialists under one ecosystem.

Through the SIERA, our experts design, manage, and deliver projects that restore balance between development and the environment.

Our work addresses global challenges — from climate adaptation and water protection to land remediation and energy transition.
With every project, SIERA transforms engineering expertise and investment into long-term, practical solutions that serve both people and the planet.

Comprehensive Solutions Across Environmental Disciplines.

CORE AREAS OF EXPERTISE

SIERA’s capabilities cover the full spectrum of environmental engineering — ensuring that every challenge is met with a tailored, technically sound, and financially viable solution.

M&P Ingenieurgesellschaft

  • Brownfield Remediation
  • Processing of Power Plant Sites
  • Overbuilding of Urban Landfills
  • Environmental and Geotechnical
  • Building, Renewable Energies
  • Water Management
  • Geoinformation
  • Explosive Ordnance Clearance
Visit Website

MuP Umwelttechnik

  • Geotechnics and Subsoil
  • Building Pollutants and Destruction
  • Waste Management
  • Contaminated Site Investigation and Remediation
  • Laboratory and Technical Center
  • Land Recycling
Visit Website

M&P Climate GmbH

  • Strategy & Transformation
  • Reporting & Disclosure
  • Compliance
  • Environmental Sustainability
  • Social Sustainability & Governance
  • Digital Solutions
  • Sustainable Finance
  • Funding Management
  • Impact Investing
Visit Website

​ICP Ingenieurbüro Prof. Czurda Dr. Günther und Partner GmbH

  • Waste & Recycling Management
  • International Waste Management
  • Contaminated Sites
  • Draining Systems
  • Geotechnics
  • Environmental Protection and Nature Conservation
Visit Website

Prof. Burmeier Ingenieurgesellschaft mbH

  • Investigating & Remediation of Contaminated Sites
  • Redevelopment Planning / Land Recycling / Property Development
  • Expert Construction Supervision / Site Monitoring
  • Risk Assessment
  • Project Management & Controlling
  • Building Owner Advice & Arbitration / Expert Reports
Visit Website

TABERG Ingenieure GmbH

  • Contaminated Sites & Land Recycling
  • Environmental Planning
  • Soil Protection
  • Demolition & Building Pollutants
  • Rock Engineering & Rock Mechanics
  • Field Investigations
  • Renewable Energy
Visit Website

Seecon Ingenieure GmbH

  • Urban Development
  • Environmental Protection
  • Urban & Spatial Planning
  • Energy & Climate Solutions
  • Infrastructure & Construction Engineering
Visit Website

Dürselen Immobilien GmbH & Co. KG

  • WEG Management – (Wohnungseigentumsgesetz – German Condominium Act)
  • Rental Management
  • Commercial Property Management
  • Condominium Management
  • Renting
  • Sale
Visit Website

M&P Water

  • Hydrological Models
  • Hydraulic Models
  • Flood Protection
  • Heavy Rain Management
  • Dams, Weirs
  • Flood Retention Basins
  • Hydropower
  • Ecological Hydraulic Engineering
  • Building Information Modelling (BIM)
Visit Website

M&P Energy

  • Energy Concepts
  • Geothermal Energy
  • Wind Power
  • Biomass
  • Photovoltaics
  • Development
Visit Website

Tucher Ingenieure GmbH

  • Architecture
  • New Building
  • Building in Existing Contexts
  • Building Law
  • Construction Management
  • Controlling
  • Sustainability
Visit Website

M&P Ingenieurgesellschaft

  • Brownfield Remediation
  • Processing of Power Plant Sites
  • Overbuilding of Urban Landfills
  • Environmental and Geotechnical
  • Building, Renewable Energies
  • Water Management
  • Geoinformation
  • Explosive Ordnance Clearance

Visit Website

MuP Umwelttechnik

  • Geotechnics and Subsoil
  • Building Pollutants and Destruction
  • Waste Management
  • Contaminated Site Investigation and Remediation
  • Laboratory and Technical Center
  • Land Recycling

Visit Website

M&P Climate GmbH

  • Strategy & Transformation
  • Reporting & Disclosure
  • Compliance
  • Environmental Sustainability
  • Social Sustainability & Governance
  • Digital Solutions
  • Sustainable Finance
  • Funding Management
  • Impact Investing

Visit Website

ICP Ingenieurgesellschaft Prof. Czurda und Partner mbH

  • Waste & Recycling Management
  • International Waste Management
  • Contaminated Sites
  • Draining Systems
  • Geotechnics
  • Environmental Protection and Nature Conservation

Visit Website

Prof. Burmeier Ingenieurgesellschaft mbH

  • Investigating & Remediation of Contaminated Sites
  • Redevelopment Planning / Land Recycling / Property Development
  • Expert Construction Supervision / Site Monitoring
  • Risk Assessment
  • Project Management & Controlling
  • Building Owner Advice & Arbitration / Expert Reports

Visit Website

TABERG Ingenieure GmbH

  • Contaminated Sites & Land Recycling
  • Environmental Planning Soil Protection
  • Demolition & Building Pollutants
  • Rock Engineering & Rock Mechanics
  • Field Investigations
  • Renewable Energy

Visit Website

Seecon Ingenieure GmbH

  • Urban Development
  • Environmental Protection
  • Urban & Spatial Planning
  • Energy & Climate Solutions
  • Infrastructure & Construction Engineering

Visit Website

Dürselen Immobilien GmbH & Co. KG

  • WEG Management – (Wohnungseigentumsgesetz - German Condominium Act)
  • Rental Management
  • Commercial Property Management
  • Condominium Management
  • Renting
  • Sale

Visit Website

M&P Water

  • Hydrological Models
  • Hydraulic Models
  • Flood Protection
  • Heavy Rain Management
  • Dams, Weirs
  • Flood Retention Basins
  • Hydropower
  • Ecological Hydraulic Engineering Building Information Modelling (BIM)

Visit Website

M&P Energy

  • Energy Concepts
  • Geothermal Energy
  • Wind Power
  • Biomass
  • Photovoltaics
  • Development

Visit Website

Tucher Ingenieure GmbH

  • Architecture
  • New Building
  • Building in Existing Contexts
  • Building Law
  • Construction Management
  • Controlling
  • Sustainability

Visit Website

ICP Ingenieure GmbH

  • Site investigations
  • Soil investigations
  • Engineering geology
  • Hydrogeology
  • Geothermal energy
  • Building pollutant register
  • Contaminated sites / Environment
  • Monitoring
  • Soil mechanics
  • Construction-related and environmental services

Visit Website

MuP Umwelttechnik

  • Geotechnics and Subsoil
  • Building Pollutants and Destruction
  • Waste Management
  • Contaminated Site Investigation and Remediation
  • Laboratory and Technical Center
  • Land Recycling
Visit Website

M&P Climate GmbH

  • Strategy & Transformation
  • Reporting & Disclosure
  • Compliance
  • Environmental Sustainability
  • Social Sustainability & Governance
  • Digital Solutions
  • Sustainable Finance
  • Funding Management
  • Impact Investing
Visit Website

ICP Ingenieurgesellschaft Prof. Czurda und Partner mbH

  • Waste & Recycling Management
  • International Waste Management
  • Contaminated Sites
  • Draining Systems
  • Geotechnics
  • Environmental Protection and Nature Conservation
Visit Website

Prof. Burmeier Ingenieurgesellschaft mbH

  • Investigating & Remediation of Contaminated Sites
  • Redevelopment Planning / Land Recycling / Property Development
  • Expert Construction Supervision / Site Monitoring
  • Risk Assessment
  • Project Management & Controlling
  • Building Owner Advice & Arbitration / Expert Reports
  • Soil / Ground Management
  • Occupational Safety & Health Protection (SiGeko, Safety Coordination)
  • Geotechnics / Subsoil & Soil Investigation / Foundation Planning & Geotechnical Reports
  • Dismantling / Waste Management
Visit Website

TABERG Ingenieure GmbH

  • Contaminated Sites & Land Recycling
  • Environmental Planning
  • Soil Protection
  • Demolition & Building Pollutants
  • Rock Engineering & Rock Mechanics
  • Field Investigations
  • Renewable Energy
Visit Website

Seecon Ingenieure GmbH

  • Urban Development
  • Environmental Protection
  • Urban & Spatial Planning
  • Energy & Climate Solutions
  • Infrastructure & Construction Engineering
Visit Website

Dürselen Immobilien GmbH & Co. KG

  • WEG Management – (Wohnungseigentumsgesetz – German Condominium Act)
  • Rental Management
  • Commercial Property Management
  • Condominium Management
  • Renting
  • Sale
Visit Website

M&P Water

  • Strategy & Transformation
  • Reporting & Disclosure
  • Compliance
  • Environmental Sustainability
  • Social Sustainability & Governance
  • Digital Solutions
  • Sustainable Finance
  • Funding Management
  • Impact Investing
Visit Website

M&P Energy GmbH

  • Energy Concepts
  • Geothermal Energy
  • Wind Power
  • Biomass
  • Photovoltaics
  • Development
Visit Website

Tucher Ingenieure GmbH

  • Architecture
  • New Building
  • Building in Existing Contexts
  • Building Law
  • Construction Management
  • Controlling
  • Sustainability
Visit Website

COMPANY

EXPERTISE

MuP Umwelttechnik

  • Geotechnics and Subsoil
  • Building Pollutants and Destruction
  • Waste Management
  • Contaminated Site Investigation and Remediation
  • Laboratory and Technical Center
  • Land Recycling
    • Read More

    M&P Climate GmbH

  • Strategy & Transformation
  • Reporting & Disclosure
  • Compliance
  • Environmental Sustainability
  • Social Sustainability & Governance
  • Digital Solutions
  • Sustainable Finance
  • Funding Management
  • Impact Investing
    • Read More

    ​ICP Ingenieurbüro Prof. Czurda Dr. Günther und Partner GmbH

    • Waste & Recycling Management
    • International Waste Management
    • Contaminated Sites
    • Draining Systems
    • Geotechnics
    • Environmental Protection and Nature Conservation
    Read More

    Prof. Burmeier Ingenieurgesellschaft mbH

    • Investigating & Remediation of Contaminated Sites
    • Redevelopment Planning / Land Recycling / Property Development
    • Expert Construction Supervision / Site Monitoring
    • Risk Assessment
    • Project Management & Controlling
    • Building Owner Advice & Arbitration / Expert Reports
    • Soil / Ground Management
    • Occupational Safety & Health Protection (SiGeko, Safety Coordination)
    • Geotechnics / Subsoil & Soil Investigation / Foundation Planning & Geotechnical Reports
    • Dismantling / Waste Management
    Read More

    TABERG Ingenieure GmbH

    • Contaminated Sites & Land Recycling
    • Environmental Planning
    • Soil Protection
    • Demolition & Building Pollutants
    • Rock Engineering & Rock Mechanics
    • Field Investigations
    • Renewable Energy
    Read More

    Seecon Ingenieure GmbH

    • Urban Development
    • Environmental Protection
    • Urban & Spatial Planning
    • Energy & Climate Solutions
    • Infrastructure & Construction Engineering
    Read More

    M&P Ingenieurgesellschaft

    • Brownfield Remediation
    • Processing of Power Plant Sites
    • Overbuilding of Urban Landfills
    • Environmental and Geotechnical
    • Building, Renewable Energies
    • Water Management
    • Geoinformation
    • Explosive Ordnance Clearance
    Read More

    Dürselen Immobilien GmbH & Co. KG

    • WEG Management – (Wohnungseigentumsgesetz – German Condominium Act)
    • Rental Management
    • Commercial Property Management
    • Condominium Management
    • Renting
    • Sale
    Read More

    M&P Water

    • Hydrological Models
    • Hydraulic Models
    • Flood Protection
    • Heavy Rain Management
    • Dams, Weirs
    • Flood Retention Basins
    • Hydropower
    • Ecological Hydraulic Engineering
    • Building Information Modelling (BIM)
    Read More

    M&P Energy GmbH

    • Energy Concepts
    • Geothermal Energy
    • Wind Power
    • Biomass
    • Photovoltaics
    • Development
    Read More

    Tucher Ingenieure GmbH

    • Architecture
    • New Building
    • Building in Existing Contexts
    • Building Law
    • Construction Management
    • Controlling
    • Sustainability
    Read More
    Whether you’re developing infrastructure, scaling clean technologies, or restoring natural systems — the SIERA Alliance connects you with the right expertise to make it happen.

    Partner With Proven Environmental Engineers.

    Join Us
    Contact us