Ingeniørene Seim & Hultgreen AS
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.
- Company typePrivate
- Founded1986
- HeadquartersOslo, Norway
- Headcount1–10
- GTM typeB2B
- OfferingServices
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.
Ingeniørene Seim & Hultgreen AS firmographics
Firmographics- 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
Ingeniørene Seim & Hultgreen AS industry classification
Industry- 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
Where Ingeniørene Seim & Hultgreen AS is headquartered
LocationHeadquarters
- HQ city
- Oslo
- HQ country
- Norway
- HQ region
- Europe
Offices1 record
Markets served
Ingeniørene Seim & Hultgreen AS business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Marketing or Sales
Revenue model
- 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
Ingeniørene Seim & Hultgreen AS product offering
Product offeringCore 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
Companies that use Ingeniørene Seim & Hultgreen AS
Customer profileNamed customers13 records
Segments3 records
Ideal customer profiles2 records
Ingeniørene Seim & Hultgreen AS technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
Ingeniørene Seim & Hultgreen AS partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Stabil ASmajorIngeniørene 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
Ingeniørene Seim & Hultgreen AS competitors and assessment
Company assessmentRegional 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
Ingeniørene Seim & Hultgreen AS social profiles
Digital presenceIngeniørene Seim & Hultgreen AS financial estimates
Financial estimateRevenue estimate
Valuation estimate
Ingeniørene Seim & Hultgreen AS leadership team
Management profileNumber of profiles
Profiles5 records
Ingeniørene Seim & Hultgreen AS funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Ingeniørene Seim & Hultgreen AS M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Ingeniørene Seim & Hultgreen AS
What does Ingeniørene Seim & Hultgreen AS do?
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.
Is Ingeniørene Seim & Hultgreen AS a public or private company?
Ingeniørene Seim & Hultgreen AS is a private company. It is classified as corporate owned and is currently operating.
When was Ingeniørene Seim & Hultgreen AS founded?
Ingeniørene Seim & Hultgreen AS was founded in 1986. It employs 1 to 10 people.
Where is Ingeniørene Seim & Hultgreen AS based?
Ingeniørene Seim & Hultgreen AS is headquartered in Oslo, Norway, in the Europe region.
How does Ingeniørene Seim & Hultgreen AS make money?
One revenue line is on record: engineering Consulting Services.
Who are Ingeniørene Seim & Hultgreen AS's main competitors?
Bollinger + Grohmann is listed as a regional player. Direct peers are Sweco Norge AS, Norconsult AS, AFRY (ÅF) Norge, Multiconsult ASA, COWI AS, Rambøll Norge AS and WSP Norge AS. Dimensjon Rådgivning AS is listed as an emerging player. Stabil AS is listed as a broad incumbent.
Does Ingeniørene Seim & Hultgreen AS have an API?
No public API is recorded for Ingeniørene Seim & Hultgreen AS.
What industry is Ingeniørene Seim & Hultgreen AS in?
Ingeniørene Seim & Hultgreen AS's product category is Structural Engineering Services. Its primary akta.pro industry code is BPAHAIAA, Civil & Structural Engineering Consulting, with a secondary code of BPAHAKAA, Architectural Design Services. Its NAICS code is 54133 and its SIC code is 8711.