Inseneribüroo STEIGER

What Inseneribüroo STEIGER does

OÜ Inseneribüroo STEIGER is an Estonian private mining and subsurface consulting firm founded in 2004, headquartered in Tallinn with a secondary office and laboratory in Tartu. The company delivers integrated services across five operational divisions: geological research and hydrogeology, mining engineering and surveying (markšeider) design, environmental impact assessment and monitoring, drilling services, and an accredited construction materials testing laboratory. STEIGER serves Estonian mining, quarrying, and industrial clients — including mineral extraction operators, water enterprises, and infrastructure developers — across the full lifecycle of subsurface projects, from initial mineral exploration and resource estimation through drilling, mine planning, permit preparation, environmental compliance, and site rehabilitation.

The firm's technical stack combines specialized field assets with regulated capabilities. Drilling operations use two rigs — a Massenza MI8 multifunctional unit and a ZBO S15 wire-line diamond core drill capable of vertical depths up to 1,260m, with reported core recovery rates of 98-100% in limestone. Geophysical services span electrometry, natural gamma radiation, cavernometry, and ground-penetrating radar. The company maintains three ISO certifications (9001:2015, 14001:2015, 45001:2018), laboratory accreditation L202 with 24+ accredited tests, a hydrogeological work license (KHY000011), and three environmental impact assessment licenses held by named senior specialists. STEIGER also operates the only accredited seismographic measurement laboratory in Estonia for blasting-vibration monitoring.

Revenue mechanics are professional-services-based: project- and quote-based pricing for geological, engineering, environmental, and drilling work, with unit-based pricing for accredited laboratory tests (results guaranteed within seven working days). Go-to-market is sales-led B2B with direct enterprise engagement via phone and email; there is no disclosed distribution intermediation. The customer base is domestic Estonian and enterprise-only, with project fragmentation across 90+ clients company-wide and 140+ in the environment division. Ownership is private Estonian capital with no disclosed institutional investors, parent entity, or capital raises.

Name

Inseneribüroo STEIGER

Legal name

OÜ Inseneribüroo STEIGER

Website

https://steiger.ee

Company type

Private

Founded year

2004

Operating status

Operating

Headcount range

51–100 employees

Short description

Inseneribüroo STEIGER is an Estonian mining and subsurface consulting firm founded in 2004, providing geological exploration, drilling, engineering design, environmental assessment, and accredited materials testing to mining, quarrying, and industrial clients across Estonia.

Ownership category

akta.pro rank

Product category

Mining and geological consulting services

NAICS

Geophysical Surveying and Mapping Services (541360), Support Activities for Metal Mining (213114), Support Activities for Mining (2131)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Mineral Exploration & Geoscience Services (Geology, Geophysics, Geochemistry, Resource Modeling) (IMAKAKAA)

akta.pro secondary industries

Exploration & Production Drilling Services (RC, Core, Directional, Sonic, Auger) (IMAKAKAB), Geotechnical & Subsurface Engineering Consulting (BPAHAIAB)

Keywords

• Mining consulting services
• Geological surveys
• Environmental impact assessment
• Core drilling services
• Construction materials testing

Headquarters

HQ city

Tallinn

HQ country

Estonia

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Geological Survey Services: Professional geological surveys to identify mineral properties, quality, quantity, and mining conditions. Includes geological research permits, mineral exploration, and geological expert assessments.
2. Engineering and Design Services: Mining/quarrying project design, markseider services (surveying), mine planning from resource discovery to rehabilitation. Includes topographical surveying, excavation measurement, resource calculations, and mining permits.
3. Drilling Services: Core drilling and drilling operations using specialized equipment. Services include geological survey boreholes, water wells, heat wells, and other drilling work with maximum borehole diameter of 300mm.
4. Testing Laboratory Services: Construction materials testing for road and civil engineering fill materials. 24+ accredited tests with guaranteed results within 7 working days at competitive prices.
5. Environmental Impact Assessment Services: Environmental monitoring and assessment including noise measurement, particulate matter concentration, ground vibration monitoring, and environmental impact assessment documentation.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

OÜ Inseneribüroo STEIGER delivers integrated subsurface-related engineering and consulting services to mining, quarrying, water, and industrial clients. Its offering spans the full lifecycle of mineral resource projects: geological exploration and hydrogeological studies, mining engineering design and surveying, environmental impact assessment and monitoring, core drilling using wire-line diamond rigs, and accredited construction materials testing. Services are provided by 50+ in-house specialists operating from offices and laboratories in Tallinn and Tartu.

Product overview

OÜ Inseneribüroo STEIGER is an Estonian mining consultancy firm founded in 2004, offering integrated services related to the subsurface and mineral resources. The company operates five interconnected service divisions: Uuringud (Geological Research) for mineral exploration and hydrogeology; Inseneeria (Engineering) for mining design, surveying, and permit applications; Keskkond (Environment) for impact assessments and environmental monitoring; Puurimised (Drilling) using specialized Massenza MI8 and ZBO S15 core drilling equipment; and Katselabor (Testing Laboratory) for accredited construction materials testing. These services are designed to support the complete lifecycle of mining operations from initial exploration through extraction planning to environmental compliance and final site rehabilitation.

Differentiator

Problem solved

Functional benefit

Products and services

• Geological Research Services (Uuringud) Geological research services for mineral resource exploration, resource quality and quantity assessment, and mining condition evaluation, including hydrogeological studies for surface and groundwater. Targeted at mining companies, water enterprises, and government/private clients needing resource and groundwater intelligence.
• Engineering & Mining Design Services (Inseneeria) Mining engineering and quarry design services including extraction planning, volume measurements, mine surveying (markšeider services), topographical surveying, excavation measurement, mineral resource calculation, and complete mining permit preparation. For mining, quarrying, and industrial operators.
• Environmental Services (Keskkond) Environmental impact assessment and monitoring services including noise measurement, particulate concentration monitoring, seismic vibration measurement from blasting, and environmental permit preparation. For industrial facilities, quarries, and mining operators requiring compliance.
• Drilling Services (Puurimised) Core drilling services using Massenza MI8 (multifunctional) and ZBO S15 (wire-line diamond core drilling) machines for geological exploration boreholes, water wells, and heat boreholes up to 1,260m depth. Maximum borehole diameter 300mm. Achieves 98–100% core recovery in limestone.
• Construction Materials Testing Laboratory (Katselabor) Accredited construction materials testing laboratory under certificate L202, performing 24+ tests on road and civil engineering fill materials including particle size, moisture, Proctor test, Los Angeles abrasion, Micro-Deval, frost resistance, and concrete compressive strength. Results guaranteed within 7 working days at competitive pricing.

Quantifiable outcome

• 98-100% core recovery rate in limestone using triple barrel wireline method
• +1 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators6 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• CSA Global (now ERM): International mining consultancy acquired by ERM, specializing in geological consulting, resource estimation, mine engineering, and exploration services. Directly comparable to Steiger's geological research and exploration support functions but operating globally with much larger resourcing.
• Stantec Mining: Global engineering and consulting firm with a mining practice providing geological services, environmental assessments, mine planning, and materials testing. Comparable integrated service offering across the mining lifecycle, operating at much larger scale than Steiger.
• Ausenco: Global engineering firm providing consulting, project delivery, and asset operations to mining and minerals clients. Comparable at the engineering-and-environmental-services layer of Steiger's offering, illustrating how a larger incumbent could enter or threaten the Estonian mining services market segment.
• SLR Consulting: International environmental and mining consultancy providing geological, geotechnical, hydrogeological, and environmental services to extractive industries. Same multi-disciplinary mining-services model as Steiger, scaled to global operations with Europe-wide presence.
• SRK Consulting: Global mining and resources consulting firm offering geological, hydrogeological, environmental, and mining engineering services. Comparable service catalog and project types, though significantly larger and international in scope; Steiger is a smaller-scale regional analog of the same integrated mining-services model.
• WSP Global (Golder mining practice): Global engineering consultancy with a substantial mining and geoscience practice providing exploration, geotechnical, environmental, and mine planning services. Same end-to-end lifecycle service architecture as Steiger, but at vastly greater scale, with potential to enter Baltic markets through EU infrastructure projects.

Direct peers

• Skepast & Puhkim OÜ: Estonian consultancy providing environmental impact assessment, planning, and engineering services across infrastructure and industrial projects. Comparable in service lines (EIA, hydrogeology, environmental monitoring) and direct competition for Steiger's environmental division clients in Estonia.
• Maves AS: Estonian mining, environmental, and geotechnical consulting firm offering similar integrated services including geological studies, mining planning, hydrogeology, and environmental impact assessment. Closest direct domestic peer given the shared Estonian market and overlapping service catalog (engineering, environment, hydrogeology).

Regional players

• Eesti Geoloogiakeskus OÜ (Geological Survey of Estonia): State-owned Estonian geological research institution conducting mineral exploration, geological mapping, and hydrogeological studies. Operates in the same domestic market with overlapping geoscience capabilities, though as a government entity with a national-mission mandate rather than commercial focus.
• NaVesta (Eesti Energia subsidiary and adjacent geological/geotechnical contractors): Estonian energy group and its captive mining/geological services subsidiaries (operating in oil shale geology and hydrogeology). Adjacent because they are in-house geological and environmental teams serving Estonian extraction — competing for the same specialized talent pool and overlapping on hydrogeological and EIA mandates.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/engineering-bureau-steiger-llc
• Facebookfacebook.com/steigerIB

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 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 Inseneribüroo STEIGER