What Dr. Deuring + Oehninger AG does

Dr. Deuring + Oehninger AG is a privately held Swiss structural engineering firm founded in 1958 in Winterthur, employing approximately 35 specialists, including 12 ETH-trained engineers, 8 FH engineers, and 7 constructors/site managers. The firm provides specialized civil engineering services for load-bearing structures in steel, reinforced concrete, prestressed concrete, wood, and fiber composite materials, with particular depth in bridge construction, seismic engineering, long-span structures, and monument preservation. Its service portfolio spans the full project lifecycle from structural analysis (Bauwerksanalyse) through planning and design, project and construction management, general planning, and expert studies, complemented by Digitalisierung und BIM capabilities.

The firm's revenue model is professional services-based, with fees generated through project-based, multi-year contracts typically procured through architectural competitions and direct engagement with public and private building owners. Its customer mix spans Swiss public-sector clients (Baudirektion Kanton Zürich, Flughafen Zürich AG), institutional clients (Princeton University), real estate developers (Swiss Prime Site Immobilien AG), and industrial customers (Fenaco Genossenschaft, HB-Therm). The go-to-market is enterprise field sales, with deal flow driven primarily by repeat co-bid partnerships with established Swiss and international architectural firms including EM2N, pool Architekten, Lacaton & Vassal Architectes, UC'NA, and Dürig AG. The firm has accumulated 2,994 projects and 603 competition participations across its 67-year history.

Operations are concentrated in Switzerland with selective international projects (notably the Princeton University pedestrian bridge in New Jersey). The firm is independently owned with no identified institutional investors, and recent activity signals modest geographic expansion across the Deutschschweiz (Lucerne, Solothurn, Basel-Landschaft) and organizational thickening through 2024 management promotions. There is no evidence of external funding, acquisitions, or material headcount growth, indicating a steady-state professional services firm rather than a high-growth venture.

Name

Dr. Deuring + Oehninger AG

Legal name

Dr. Deuring + Oehninger AG

Website

https://deuringoehninger.ch

Company type

Private

Founded year

1958

Operating status

Operating

Headcount range

11–50 employees

Short description

Dr. Deuring + Oehninger AG is a Winterthur-based Swiss structural engineering firm (founded 1958) employing ~35 specialists, delivering structural analysis, design, and project management for buildings and bridges across steel, concrete, timber, and composites.

Ownership category

akta.pro rank

Product category

Structural Engineering Services

NAICS

Engineering Services (541330), Architectural, Engineering, and Related Services (5413)

akta.pro primary industry

Civil & Structural Engineering Consulting (BPAHAIAA)

Keywords

• Structural engineering services
• Bridge construction engineering
• Building information modeling
• Earthquake engineering services
• Monument preservation services

Headquarters

HQ city

Winterthur

HQ country

Switzerland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Engineering Services: Fees for specialized engineering services including structural analysis, planning and design, project and construction management, general planning, and expert opinions for building and bridge construction projects

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Dr. Deuring + Oehninger AG is a Swiss civil engineering firm specializing in structural engineering for high-rise and bridge construction projects, including new builds, repurposing, and renovation of load-bearing structures in steel, reinforced concrete, prestressed concrete, wood, and fiber composite materials. The company delivers a unified portfolio spanning building analysis, planning and design, project and construction management, general planning, studies and expert reports, and digitization/BIM, complemented by specialized expertise in bridge construction, earthquake and structural dynamics, building preservation/monument protection, and long-span structures.

Product overview

Dr. Deuring + Oehninger AG is a civil engineering firm founded in 1958, offering specialized engineering services in high-rise and bridge construction. The company provides a unified portfolio of services including Building Analysis, Planning and Design, Project and Construction Management, General Planning, Studies and Expert Reports, and Digitization/BIM. These core services are complemented by specialized expertise in Bridge Construction, Earthquake and Structural Dynamics, Building Preservation, and Long-Span Structures. The company works with materials including steel, reinforced concrete, prestressed concrete, wood, and fiber composite materials.

Differentiator

Problem solved

Functional benefit

Products and services

• Bauwerksanalyse (Building Analysis) Structural analysis and condition assessment of existing buildings, evaluating load-bearing capacity, durability, and maintenance requirements for building owners and developers.
• Planung und Projektierung (Planning and Design) Engineering planning and design services for new construction projects, including structural design and technical specifications for buildings and bridges.
• Projekt- und Bauleitung (Project and Construction Management) Project management and construction supervision services overseeing building projects from conception through completion.
• Generalplanung und Gesamtleitung (General Planning and Overall Management) Comprehensive planning and overall project management services coordinating all aspects of construction projects.
• Studien und Expertisen (Studies and Expert Reports) Technical studies and expert assessments for construction projects, including feasibility analyses and specialized engineering opinions.
• Digitalisierung und BIM (Digitization and BIM) Digital transformation and Building Information Modeling services for construction projects, supporting modern engineering workflows.
• Brückenbau (Bridge Construction) Specialized engineering services for bridge construction, including design, analysis, and construction supervision.
• Erdbeben und Baudynamik (Earthquake and Structural Dynamics) Seismic engineering and structural dynamics services for earthquake-resistant design and building retrofitting.
• Bauwerkserhaltung und Denkmalpflege (Building Preservation and Monument Protection) Preservation and restoration services for historic buildings and monuments, maintaining architectural heritage.
• Weitgespannte Tragwerke (Long-Span Structures) Engineering expertise for structures with large spans, requiring advanced structural analysis and innovative design solutions.

Named customers6 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Six partnerships are on record, tiered core and minor.

• GreenhopecoreGTM or Marketing PartnerLong-standing charitable partnership supporting cancer-affected children and their families. Company participates annually in Greenhope Day events with sports activities to support the foundation's mission 'sports against cancer'.
• EM2N Architekten AG ETH/SIA/BSAcoreStrategic or Co-development PartnerRegular collaborative partnership with EM2N architects on structural engineering for complex building projects including competitions and implementations.
• UC'NA AGcoreStrategic or Co-development PartnerArchitectural partnership on Weiherhof project competition, collaborating on structural design for residential development in Adligenswil.
• pool ArchitektencoreStrategic or Co-development PartnerOngoing partnership on multiple projects including Bricks-Areal Allschwil, Schulanlage Brunnenhof Zürich, and Zeughäuser Kasernenareal competitions.
• Stutz AGminorImplementation/ SI/ Consulting PartnerConstruction company partnership on WIN4 sports campus project in Winterthur.
• Lacaton & Vassal ArchitectescoreStrategic or Co-development PartnerInternational partnership with renowned Paris-based architects on Maaglive study commission in Zürich.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Conzett Bronzini Partner AG: Chur-based structural engineering firm with deep expertise in bridges, timber, and historic preservation — closely overlaps with D+O's bridge and heritage specialization.
• Dr. Lüchinger+Meyer Bauingenieure AG: Swiss structural engineering firm specializing in high-rise, bridge, and complex geometry projects with a similarly strong academic talent base and project-competition orientation.
• WaltGalmarini AG: Zurich-based structural engineering consultancy with a comparable focus on complex buildings, bridges, and renovation projects in Switzerland. Directly comparable in size, geography, and service mix.
• Bollinger + Grohmann: German-founded structural engineering consultancy with a strong Swiss presence (Zürich), working on complex buildings and bridges. Comparable in niche expertise and architectural partnership model.
• Wacker Ingenieure: German structural engineering firm focused on bridges, prestressed concrete, and complex building structures — comparable technical specialization, especially on the bridge side.
• Schlaich Bergermann Partner (sbp): German structural engineering firm renowned for long-span structures, bridges, and innovative lightweight design — directly overlaps with D+O's Brückenbau and Weitgespannte Tragwerke competencies.
• Basler & Hofmann: Swiss engineering consultancy offering structural, geotechnical, and environmental services; comparable in project types but with a larger, more diversified footprint.

Broad incumbents

• Burckhardt+Partner: Swiss general planning and architecture/engineering firm with broader services including architecture. Competes with D+O on complex building projects but offers a much wider portfolio.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/deuringoehninger

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

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 Dr. Deuring + Oehninger AG