What Geonius does

Geonius is an interdisciplinary engineering services provider operating as Geonius Groep B.V., a privately held Dutch B.V. headquartered in Geleen with five Dutch offices (Houten, Breda, Almelo, Drachten) and two Belgian offices (Merelbeke, Herentals). The company delivers ten integrated work fields — Infra, Geotechniek, Milieu, Geodesie, Water, Ruimtelijke ontwikkeling, Landschap, Archeologie, Ecologie, and Techniek en innovatie — to contractors, government agencies, engineering firms, and private clients in the Benelux region. Service lines span the full lifecycle from geotechnical ground investigation (cone penetration testing, machine drilling, sampling) and in-house Geolab testing, through advisory (foundation, construction pit, pavement, settlement/stability analysis using Plaxis and Deltares D-series software), to execution control and digital monitoring (groundwater, subsidence, vibration, InSAR satellite deformation), plus specialized offerings in ecology, archaeology, landscape design, and infrastructure/road design with BIM integration.

The business model is professional services, project-based and tender-driven. Geonius acquires work through public tenders, direct client engagements, and partnerships with contractors and government agencies, with quotes tailored to project scope and complexity. Revenue is generated through engineering consultancy fees across multi-year infrastructure programs — for example, a multi-year Rijkswaterstaat nationwide noise reduction program covering approximately 160 noise barriers, a ProRail geotechnical research engagement on the Deventer-Almelo corridor, Boskalis ground improvement works in the Westergouwe polder, and a strategic collaboration with the Flemish AWV on an Object Type Library (OTL) for standardized infrastructure information management. The group is organized through nine wholly-owned subsidiaries covering discrete disciplines (Infra, Geotechniek, Geodesie, Milieu, Controle en Organisatie, Integrale Projecten, Omgevingsadvies, België, and Hoogveld Geonius), with marketing conducted primarily through website case studies, digital/print newsletters, and stakeholder participation sessions.

Geographically the firm is anchored in the Netherlands and Belgium with a stated ambition to serve clients internationally. Its stated strategic priorities are organized around six Kernthema's — Klimaatadaptatie, Bouwopgave, Energietransitie, Infrastructuur, Natuurinclusiviteit, and Digitalisering — which map to emerging European infrastructure capex themes such as climate resilience, energy transition (e.g., G-value thermal conductivity research for underground energy cables, solar park siting work), and nature-inclusive construction. Digitalization is pursued through GIS, BIM, IoT sensor integration, and supplier-independent data publishing via web portals and dashboards.

Name

Geonius

Legal name

Geonius Groep B.V.

Website

https://geonius.nl

Company type

Private

Founded year

1986

Operating status

Operating

Headcount range

251–500 employees

Short description

Geonius is a Dutch-Belgian interdisciplinary engineering consultancy delivering geotechnical, environmental, geodesy, water, ecology, archaeology, landscape, and infrastructure design services to government agencies, contractors, and developers through ten integrated work fields across the Benelux.

Ownership category

akta.pro rank

Product category

Geotechnical Engineering Services

NAICS

Testing Laboratories and Services (54138), Geophysical Surveying and Mapping Services (54136), Architectural, Engineering, and Related Services (5413), Environmental Consulting Services (54162)

SIC

Services-Testing Laboratories (8734), Services-Commercial Physical & Biological Research (8731)

akta.pro primary industry

Geotechnical Design, Engineering & Consulting (Analysis, Design, Peer Review) (IMAFAOAK)

akta.pro secondary industries

Geotechnical Investigation & Site Characterization (Boreholes, In-situ Testing, Lab Testing) (IMAFAOAG), Geotechnical & Subsurface Engineering Consulting (BPAHAIAB), Geotechnical Site Investigation & Engineering Geology (Borings, Lab Testing) (EUAHAFAE)

Keywords

• Geotechnical engineering services
• Ground investigation services
• Environmental consulting services
• Infrastructure design services
• Geotechnical laboratory testing

Headquarters

HQ city

Geleen

HQ country

Netherlands

HQ region

Europe

Offices7 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Engineering Consultancy Services: Professional engineering services including geotechnical investigation, environmental assessments, geodesy, water management, and infrastructure design delivered through project-based engagements with government agencies, contractors, and private developers.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Geonius is an interdisciplinary engineering services provider delivering geotechnical investigation, environmental assessment, geodesy, water management, infrastructure design, and laboratory testing services. The company combines field investigation (CPT, drilling, sampling), in-house accredited Geolab testing, and specialized advisory (foundations, excavation, settlement, hydrology, nitrogen, ecology, archaeology) for government agencies, contractors, engineering firms, and private developers. Engagements are project-based and tailored to permitting, design, and construction needs across the Netherlands and Belgium.

Product overview

Geonius is an interdisciplinary engineering services provider offering a comprehensive portfolio of geotechnical, environmental, geodesy, water management, ecology, archaeology, and infrastructure services. The core offering consists of geotechnical investigation services (sounding, drilling, laboratory testing), monitoring solutions (groundwater, subsidence, vibration), and advisory services (foundation, construction pit, pavement, stability analysis). The company operates specialized laboratory facilities (Geolab) for soil testing and offers digital solutions including GIS integration and InSAR satellite monitoring. Services are delivered through specialized work fields (Werkvelden) including Infra, Geotechniek, Milieu, Geodesie, Water, Ruimtelijke ontwikkeling, Landschap, Archeologie, Ecologie, and Techniek en Innovatie.

Differentiator

Problem solved

Functional benefit

Products and services

• Sonderingen (Cone Penetration Testing) Field-based cone penetration testing (CPT) service to characterize subsurface soil profiles and geotechnical parameters for design and construction projects, primarily for contractors, engineers, and developers.
• Machinale Boringen en Monstername (Mechanical Drilling and Sampling) Mechanical drilling and soil/water sampling service for geotechnical and environmental investigations, providing physical samples for laboratory testing and ground-truth data.
• Geotechnisch Onderzoek (Geotechnical Investigation) Comprehensive geotechnical ground investigation service combining field testing and analysis to inform foundation design and construction decisions for buildings and infrastructure.
• Geolab (Geotechnical Laboratory Testing) Accredited in-house laboratory testing service for soil, water, and environmental samples, delivering classification, strength, deformation, and chemical test results to support engineering and environmental decisions.
• Monitoring (Field Monitoring) Field monitoring service for subsidence, deformation, and structural movement around construction and infrastructure sites, providing continuous data to verify safety and design assumptions.
• Monitoring (Grond)water (Groundwater Monitoring) Groundwater level and quality monitoring service using installed sensors, providing continuous data to support dewatering decisions, environmental compliance, and hydrological assessments.
• Funderingsadvies (Foundation Advisory) Specialist advisory service for foundation design, including assessment of existing foundations, recommendation of new foundation types, and remediation guidance for problematic ground conditions.
• Bouwputadvies (Excavation Advisory) Advisory service for the design and safe execution of building pits and excavations, addressing earth-retaining structures, dewatering, and ground-stability considerations.
• Verhardingsadvies (Pavement Advisory) Advisory service for pavement design and assessment, covering road and pavement structures, subgrade evaluation, and material recommendations for traffic loads.
• Zettings- en Stabiliteitsanalyse (Settlement and Stability Analysis) Analysis service for ground settlement and slope stability, used to assess risks to existing structures, embankments, and proposed developments.
• Controle op Uitvoering (Construction Quality Control) On-site quality control service during construction, verifying that groundworks, foundations, and earthworks are executed in accordance with design specifications and standards.
• Geohydrologisch Advies (Geohydrological Advisory) Geohydrology advisory service addressing groundwater flow, seepage, dewatering impact, and interaction between subsurface water and construction or environmental projects.
• AERIUS-berekening (AERIUS Nitrogen Calculation) Calculation service using the AERIUS model to quantify nitrogen deposition on Natura 2000 areas, supporting environmental permitting and Habitats Directive assessments.
• Stikstofadvies (Nitrogen Advisory) Advisory service for nitrogen-impact strategy, including emission reduction, mitigation options, and permit-readiness for projects facing nitrogen constraints.
• Passende Beoordeling (Appropriate Assessment) Environmental assessment service required under the Habitats Directive, evaluating whether a plan or project is likely to have significant effects on Natura 2000 sites.
• Aerius Specials Specialized AERIUS-related services for complex or non-standard nitrogen assessments, addressing atypical scenarios not covered by routine AERIUS calculations.
• InSAR (Satellite-based Remote Sensing) Remote-sensing service using satellite InSAR (Interferometric Synthetic Aperture Radar) to detect millimeter-scale ground deformation over large areas, supporting infrastructure and subsidence monitoring.
• GIS (Geographic Information Services) Geographic Information System services including spatial data processing, mapping, and analysis to support engineering, environmental, and planning projects.
• Nature Inclusive Design Design service integrating ecological and biodiversity considerations into infrastructure and construction projects, enabling nature-positive outcomes alongside built assets.
• Infrastructure Design (Infra) Infrastructure design and engineering service covering roads, public space, and utility works, integrating geotechnical, environmental, and survey inputs into constructible designs.
• Land Surveying (Geodesy) Geodetic surveying service providing precise measurements of land, structures, and terrain for engineering, construction, and cadastral purposes.
• Archaeology Archaeological services including desk-based assessments, field surveys, and monitoring of construction sites to comply with heritage-protection obligations.

Named customers8 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Six partnerships are on record, tiered minor and core.

• SGSminorImplementation/ SI/ Consulting Partner · 1 October 2020Subcontractor partnership for asbestos and heavy metals/chromium/PAK research as part of Rijkswaterstaat's multi-year noise reduction program.
• TerraCartaminorImplementation/ SI/ Consulting Partner · 1 October 2020Subcontractor for hand trench excavation to map cables and pipelines for the multi-year noise reduction program.
• ArmaexminorImplementation/ SI/ Consulting Partner · 1 October 2020Subcontractor for unexploded explosives investigation (OOO onderzoek) as part of infrastructure projects.
• Traffic&MoreminorImplementation/ SI/ Consulting Partner · 1 October 2020Subcontractor for traffic management measures during the multi-year noise reduction program.
• Agentschap Wegen en Verkeer (AWV) - Vlaamse overheidcoreStrategic or Co-development Partner · 1 October 2017Geonius is collaborating with AWV (Agency for Roads and Traffic) of the Flemish government to implement an Object Type Library (OTL) in Flanders. This serves as the base language for exchanging information about objects on and around roads. The OTL enables standardized, detailed specifications for construction partners and will integrate with BIM workflows.
• NatuurbalansminorImplementation/ SI/ Consulting PartnerCollaboration with ecological consultancy Natuurbalans for fish relocation using electrofishing during quay wall repairs in Valkenburg. Natuurbalans provided expertise in handling protected fish species.

Scale indicators2 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Witteveen+Bos: Dutch engineering consultancy with overlapping geotechnical, water management, and infrastructure design services serving similar Dutch government and contractor clients. Directly comparable in scale and disciplinary mix to Geonius.
• Fugro: Dutch-headquartered geotechnical and geoscience specialist with site investigation, cone penetration testing, and laboratory capabilities overlapping directly with Geonius' Geolab, Sonderingen, and Machinale Boringen services.
• Tauw: Dutch environmental and engineering consultancy with overlapping milieu, geotechnical, and infrastructure advisory services. Competes for the same government and contractor engagements as Geonius in the Netherlands.
• Antea Group: Dutch engineering and environmental consulting firm providing geotechnical, environmental, and spatial planning services to municipalities, water boards, and contractors — directly overlapping Geonius' Milieu, Geotechniek, and Ruimtelijke ontwikkeling capabilities.
• Iv-Groep: Dutch engineering firm active in civil, geotechnical, and infrastructure design with comparable mid-size scale and similar public-sector client base in the Netherlands.

Broad incumbents

• Royal HaskoningDHV: Large Dutch-headquartered engineering consultancy offering geotechnical, environmental, water, and infrastructure services globally. Competes with Geonius for Dutch public-sector tenders but at materially larger scale and with broader international reach.
• Arcadis: Global design and engineering consultancy headquartered in the Netherlands, active across geotechnical, environmental, and infrastructure segments. Overlaps with Geonius in Dutch municipal, water authority, and Rijkswaterstaat work but operates globally.
• Sweco: European engineering consultancy with significant Benelux operations (Sweco Nederland, Sweco Belgium) competing for the same geotechnical, water, and infrastructure design mandates as Geonius.
• Stantec: Global engineering consultancy with significant Benelux presence (acquired Cardno, MWH) competing on infrastructure, environmental, and geotechnical projects for Dutch and Belgian public-sector clients.

Emerging players

• CRUX Engineering: Dutch specialized geotechnical and foundation engineering consultancy serving similar clients on deep foundation, ground improvement, and geotechnical advisory work — narrower scope than Geonius but directly comparable on the geotechniek work field.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/Geonius
• LinkedInlinkedin.com/company/geonius

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries9 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 Geonius