River Construction

Name

River Construction

Legal name

Flussbau AG SAH

Website

https://flussbau.ch

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

River and Hydraulic Engineering Consulting

NAICS

Architectural, Engineering, and Related Services (5413), Environmental Consulting Services (54162)

akta.pro primary industry

Water, Wastewater & Hydraulics Engineering Consulting (BPAHAIAD)

akta.pro secondary industries

Real-Time Monitoring & Smart Stormwater (Sensors, SCADA/IoT, RTC) (EUANAEAK), Sustainability & ESG Consulting (BPAHACAK)

Keywords

• River engineering consulting
• Flood protection services
• Hydraulic modeling
• Sediment transport analysis
• Water resource management

Headquarters

HQ city

Zürich

HQ country

Switzerland

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Engineering Consulting Services: Professional engineering services for water resources projects including consulting, studies, concept development, project design, project management, construction supervision, and monitoring for flood protection, river revitalization, and sediment management projects. Revenue is generated through project-based contracts with public sector clients.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Flussbau AG SAH is a Swiss engineering consultancy that, since 1993, has specialized in river and hydraulic engineering projects, with its core competence in assessing bedload (sediment) transport for flood protection and river revitalization. The firm delivers end-to-end services — consulting, studies, project design, project and construction management, and monitoring — for water engineering projects across Switzerland and selectively abroad, operating from offices in Zürich and Bern with 24 staff.

Product overview

Flussbau AG SAH is a Swiss engineering consultancy firm (not a software product company) that has been operating since 1993 with offices in Zurich and Bern. The company employs 24 staff and operates domestically and internationally. The firm provides comprehensive engineering services in river construction and hydraulic engineering, organized as a portfolio of interconnected professional consulting services. The core offerings include flood protection (Hochwasserschutz), river revitalization (Revitalisierung), and bedload management (Geschiebehaushalt), supported by specialized services in numerical and physical modeling (Modellierung), risk management (Risikomanagement), and hazard assessment (Gefahrenbeurteilung). Project delivery services encompass consulting and studies, project planning (Projektierung), project management (Projektleitung), construction management (Bauleitung), monitoring and success control (Monitoring), protection structure cadastre (Schutzbautenkataster), and intervention planning (Einsatzplanung). The company serves both Swiss and international clients including federal offices, cantonal authorities, municipalities, and private entities.

Differentiator

Problem solved

Functional benefit

Products and services

• Hochwasserschutz (Flood Protection) Modern flood protection concepts that protect objects or areas based on their significance and designated protection objectives. The company designs and implements flood protection measures for settlements, infrastructure, and waterways, serving clients such as ASTRA and cantonal Tiefbauämter.
• Revitalisierung (River Revitalization) River revitalization projects that restore natural water flow, sediment dynamics, and ecological functions to waterways, complying with Swiss water protection legislation. Engagements include wetland regeneration projects such as Reussegg in Sins on approximately 20 hectares along the Reuss river.
• Geschiebehaushalt (Bedload Management) Assessment and management of bedload transport in watercourses — a characteristic feature of flowing waters — particularly in the context of flood protection and river revitalization. Deliverables include determination of bedload rates, identification of installations affecting sediment balance, and development of remediation strategies.
• Modellierung (Hydraulic and Sediment Transport Modeling) Physical and numerical modeling to simulate complex discharge and bedload transport processes, enabling prediction of future changes in sediment balance and reliable design of protection structures. Includes use of the MORMO one-dimensional numerical model for flow hydraulics and sediment transport simulation.
• Risikomanagement (Risk Management) Integrated risk management for natural hazards that increases safety against natural hazards, including risk analysis, assessment, and intervention planning for communities and infrastructure in flood-exposed areas.
• Beratung, Studien und Konzepte (Consulting, Studies and Concepts) Expert consulting services, technical studies, and concept development for water engineering projects and river management, including feasibility studies through construction and authorization phases.
• Projektierung (Project Planning and Design) Detailed project planning and design for water engineering structures, including hydraulic calculations and technical specifications for flood protection and river engineering works.
• Projektleitung (Project Management) Overall project leadership and coordination for water engineering projects from conception to completion, for clients including cantonal Tiefbauämter and federal agencies.
• Bauleitung und Oberbauleitung (Construction and Senior Construction Management) Construction management and senior construction supervision services ensuring proper execution of water engineering projects.
• Monitoring und Erfolgskontrolle (Monitoring and Success Control) Monitoring programs and success evaluation for implemented measures, including river morphological monitoring and performance assessment of water engineering interventions.
• Gefahrenbeurteilung (Hazard Assessment) Natural hazard assessment and evaluation services including flood hazard mapping, erosion danger mapping, and risk analysis for water-related processes.
• Schutzbautenkataster (Protection Structure Cadastre) Documentation and management system for protection structures against water hazards, describing location, type, and condition of protection works; includes development of practical field guides for inventory and condition assessment (jointly developed with IMPULS AG for Canton of Bern).
• Einsatzplanung (Intervention Planning) Emergency response planning services that develop contingency plans with protection services for efficient flood response.
• Bauherrenunterstützung (Client / Owner Support) Support services for project owners in managing complex water engineering projects, considering the requirements of multiple stakeholders across the full project lifecycle.

Quantifiable outcome

• Sediment balance restoration achieved in Canton of Bern rivers with 56 installations requiring remediation by 2030 identified through strategic planning
• +1 more outcomes

Named customers7 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Three partnerships are on record, tiered minor.

• IMPULS AG, ThunminorImplementation/ SI/ Consulting Partner · 1 January 2020Collaboration partner in national road hazard assessment projects. IMPULS AG from Thun worked with Flussbau AG SAH on evaluating natural hazard risks for road infrastructure in the St. Gallen Rhine Valley, contributing to the network-wide hazard and risk analysis program.
• geo7 AG, BernminorImplementation/ SI/ Consulting Partner · 1 January 2020Technical collaboration partner in federal road hazard assessment projects. Geo7 AG from Bern collaborated on hazard mapping and risk analysis for national road sections, providing specialized expertise complementary to Flussbau AG SAH's hydraulic and sediment transport capabilities.
• IMPULS AG, ThunminorImplementation/ SI/ Consulting Partner · 1 January 2019Joint development of technical manual for protection structure cadastral surveys. IMPULS AG collaborated with Flussbau AG SAH on creating instructions for the first survey of protection structures in Canton of Bern, developing a practical field guide for inventory and condition assessment of water protection infrastructure.

Scale indicators3 records

Recent moves3 records

Expansion highlights4 records

Broad incumbents

• WSP Global: Global professional services firm with water and environment practices including flood risk and river engineering. Comparable for international flood risk and hydraulic modeling mandates, operating at vastly greater scale across multiple geographies.
• Basler & Hofmann AG: Largest Swiss engineering consultancy offering civil, structural, environmental, and water engineering services. Comparable because it competes for the same Swiss public-sector water and infrastructure mandates as Flussbau, but operates at much greater scale and breadth across multiple engineering disciplines.
• Ramboll Group: International engineering consultancy with significant water, environment, and climate adaptation practices. Comparable in competing for international disaster risk management and river restoration mandates, though much larger and broader in scope than Flussbau.
• AFRY (formerly Pöyry): Nordic-headquartered global engineering consultancy with strong hydropower and water resources practices. Comparable for international river engineering and hydropower sediment-management mandates, though operating at vastly greater scale across broader infrastructure sectors.

Direct peers

• Hunziker Betatech AG: Swiss engineering consultancy specializing in water, wastewater, and river engineering for municipalities and cantons. Directly comparable in size, Swiss market focus, and service portfolio covering hydraulic engineering, flood protection, and infrastructure planning.
• Holinger AG: Swiss engineering consultancy with water, wastewater, and hydraulic engineering practices serving public-sector clients. Comparable as a similarly-positioned domestic competitor for cantonal and municipal water infrastructure mandates across Switzerland.
• IUB Engineering AG: Bern-based Swiss engineering firm with water and hydraulic engineering practices serving cantonal and municipal clients. Comparable as a similarly-sized domestic consultancy bidding on the same flood protection and river revitalization tenders as Flussbau.
• DHI Group: Danish water modeling specialist operating MIKE software suite for hydraulic and sediment transport simulation. Comparable as a specialist in numerical modeling tools (analogous to Flussbau's MORMO use) for river engineering and flood risk consulting worldwide.
• Schälchli, Abegg + Hunziker AG: Swiss hydraulic engineering consultancy focused on river restoration, flood protection, and hydraulic modeling. Closely comparable niche competitor with overlapping expertise in sediment transport, revitalization, and numerical modeling for Swiss water authorities.

Others

• Eawag (Swiss Federal Institute of Aquatic Science and Technology): Swiss federal research institute focused on aquatic systems, sediment dynamics, and ecological engineering. Comparable as a thought-leadership and applied-research counterpart whose publications and methods inform Swiss river engineering practice and procurement standards.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about River Construction