Ingeniørene Seim & Hultgreen AS

What Ingeniørene Seim & Hultgreen AS does

Ingeniørene Seim & Hultgreen AS is a Norwegian structural engineering consulting firm founded in 1986 and headquartered in Oslo. The company provides byggeteknisk prosjektering (building technical engineering design) and technical consulting across concrete, steel, load-bearing masonry, and timber construction systems. Its service portfolio covers residential, commercial, office, hotel, church, school, healthcare, warehouse, bridge, parking, and rehabilitation projects, with the firm serving as RIB (rådgivende ingeniør byggeteknikk) — consulting engineer for building technology — on a broad range of Norwegian construction developments.

The firm's revenue model is project-based professional services, with pricing custom-quoted per engagement. Go-to-market is sales-led and relationship-driven, targeting Norwegian property developers (OBOS, Selvaag Bolig, Stor-Oslo Eiendom, KLP Eiendom, ROM Eiendom, Schage Eiendom), construction contractors (Veidekke, AF Bygg Oslo, NCC, Betonmast, HENT, Bunde Bygg), and public institutions (Statsbygg). Distribution is direct enterprise engagement secured through competitive tendering and repeat client relationships. In 2022, the firm became part of Stabil AS, a larger Norwegian engineering group, integrating its operations under that parent structure. The firm is led by Managing Director Helge Seim and Board Chair Erik Hultgreen, with additional partners Gaute Øye-Tveit, Bjarte Brattebø, and Daniel Pedersen Brennholm admitted in 2017-2018.

Marketing channels are limited to a project portfolio website, LinkedIn presence, industry award submissions (notably Årets Bygg 2022 for Sommerrokvartalet and Statens byggeskikkprisen 2014 for Schweigaardsgate 21-23), and industry association participation. The firm has no disclosed AI capabilities, digital product offerings, or recurring software revenue streams. Operating geography is Oslo-focused within Norway.

Name

Ingeniørene Seim & Hultgreen AS

Legal name

Ingeniørene Seim & Hultgreen AS

Website

https://s-h.no

Company type

Private

Founded year

1986

Operating status

Operating

Headcount range

1–10 employees

Short description

Ingeniørene Seim & Hultgreen AS is a Norwegian structural engineering consulting firm founded in 1986 in Oslo, providing building technical design (RIB) for concrete, steel, masonry, and timber construction across residential, commercial, public, and infrastructure projects. It serves property developers, contractors, and public institutions, and became part of Stabil AS in 2022.

Ownership category

akta.pro rank

Product category

Structural Engineering Services

NAICS

Engineering Services (54133)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Civil & Structural Engineering Consulting (BPAHAIAA)

akta.pro secondary industry

Architectural Design Services (BPAHAKAA)

Keywords

• Structural engineering services
• Building technology consulting
• Construction project design
• Civil engineering consulting
• Residential commercial construction

Headquarters

HQ city

Oslo

HQ country

Norway

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 Consulting Services: Professional engineering services for construction projects, providing structural design, technical consulting, and project management for building construction across residential, commercial, public, and special construction sectors

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Ingeniørene Seim & Hultgreen AS provides consulting engineering services in building technology (byggeteknisk prosjektering), delivering structural design and technical documentation for construction projects in concrete, steel, timber, and masonry. The firm serves property developers, contractors, architects, and public-sector clients on residential, commercial, cultural, and public buildings, as well as bridges and special structures across Norway.

Product overview

Ingeniørene Seim & Hultgreen AS is a consulting engineering firm offering building technical engineering and structural consulting services. The company specializes in the design and planning of buildings constructed from concrete, steel, load-bearing masonry, and timber. Their service portfolio includes project types across residential, commercial, office, hotels, churches, schools, healthcare facilities, warehouses, bridges, and renovation projects. The firm has extensive experience with major Norwegian construction projects and serves as RIB (Rådgivende ingeniør byggeteknikk) for various building categories.

Differentiator

Problem solved

Functional benefit

Products and services

• Byggeteknisk prosjektering (Building Technical Engineering / RIBT Consulting)

Quantifiable outcome

• 31+ years of industry experience since founding
• +2 more outcomes

Named customers13 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• Stabil ASmajorStrategic or Co-development PartnerIngeniørene Seim & Hultgreen AS became part of Stabil AS, indicating a strategic acquisition or merger that integrates the company into a larger engineering group.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Regional players

• Bollinger + Grohmann: European structural engineering specialist with presence in the Nordics; a comparable structural-only firm working on complex, architecturally ambitious buildings — relevant competitor for premium Oslo projects.

Direct peers

• Sweco Norge AS: Norwegian arm of Sweco, a major Nordic engineering group, providing structural and building engineering design for residential, commercial, and public buildings across the Oslo market.
• Norconsult AS: Leading Nordic engineering consultancy with a major Oslo office providing structural, civil, and architectural engineering — directly comparable in serving Norwegian developers and contractors on building projects.
• AFRY (ÅF) Norge: Norwegian operations of AFRY (formerly ÅF), a major Nordic engineering and design consultancy providing structural, building, and infrastructure engineering in Norway.
• Multiconsult ASA: Largest Norwegian engineering consultancy offering structural, civil, and multi-discipline design for buildings, infrastructure, and energy — competes directly with Seim & Hultgreen for Oslo developer and contractor engagements.
• COWI AS: Norwegian subsidiary of COWI, a major international engineering group, providing structural and civil engineering design for buildings, bridges, and infrastructure in the Norwegian market.
• Rambøll Norge AS: Norwegian operation of global engineering consultancy Rambøll, delivering structural design, building engineering, and project management for Norwegian real estate and infrastructure clients.
• WSP Norge AS: Norwegian arm of global consultancy WSP, providing structural and building engineering consulting for Norwegian real estate developers, contractors, and public sector clients.

Emerging players

• Dimensjon Rådgivning AS: Oslo-based structural and civil engineering consultancy serving Norwegian building and infrastructure projects — a smaller specialist comparable in size and structural-design focus to Seim & Hultgreen.

Broad incumbents

• Stabil AS: Larger Norwegian engineering group that acquired Seim & Hultgreen in 2022; an incumbent multi-discipline engineering platform whose structural design capabilities overlap directly with S&H's core offering.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/ingeni%C3%B8rene-seim-&-hultgreen-as

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 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 Ingeniørene Seim & Hultgreen AS