What ComTIS Services does

ComTIS Services is a Belgian multi-division building maintenance and energy services company operating under Groep Vanhout, itself a subsidiary of BESIX Group since 1986. Founded in 2008, the ComTIS Services division employs 75 specialized technicians providing 24/7 architectural and technical maintenance, facility management, statutory inspections, and drone-based inspections across a portfolio that includes the Province of Antwerp framework (~600 buildings, 600,000+ m², ~1,200 service calls per year), Decathlon Belgium's HVAC maintenance across 25+ branches, and SD Worx's structural maintenance across 31 offices.

The group's technology stack centers on an in-house FMIS (Facility Management Information System) for digital asset inventory and reporting, drone inspection tools producing aerial imagery, 3D point clouds and as-built data, and the proprietary Apro-air powder-based ventilation duct cleaning system. The ComTIS Energy division, established after winning BESIX's 2019 Unleash Innovation Contest, operates as an ESCO delivering "Comfort as a Service" — financing, installing and operating Borehole Energy Storage (BEO) geothermal heating and cooling with 20-30 year subscription contracts for residential developers (Cores Development, BESIX RED) and individual VME co-owners' associations. ComTIS Ventilation, created in April 2021 via a joint venture with Ventipro-Ventipure, supplies balance and C+ ventilation systems plus duct cleaning to residential, office, school, and government buildings.

Commercially, ComTIS Services generates revenue through four streams: long-term DBFM (Design, Build, Finance, Maintain) contracts of 15-30 years with public and private clients (managed services), recurring ESCO subscriptions via Comfort as a Service, conventional facility management subscriptions billed monthly/annually, and on-demand cost-plus project work. The go-to-market is enterprise field sales to property owners, developers, municipalities and building management companies, supported by five regional service centers (Antwerp, Ghent, Brussels, Malle, Bilzen) plus the Herentals headquarters and channel partnerships with VME associations and developer groups. Operations are exclusively domestic to Belgium.

Name

ComTIS Services

Legal name

ComTIS Services

Website

https://comtis.be

Company type

Private

Founded year

2008

Operating status

Operating

Headcount range

11–50 employees

Short description

ComTIS Services, part of Belgium's Groep Vanhout under BESIX Group, delivers architectural and technical building maintenance, facility management, and drone inspections for enterprise, government and residential clients nationwide via long-term DBFM contracts.

Ownership category

akta.pro rank

Product category

Building Maintenance and Facility Management Services

NAICS

Facilities Support Services (561210), Steam and Air-Conditioning Supply (22133), Administrative and Support Services (561)

SIC

Services-Facilities Support Management Services (8744), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Auto Controls For Regulating Residential & Comml Environments (3822), Steam & Air-Conditioning Supply (4961)

akta.pro primary industry

HVAC Service, Maintenance & Repair (BPABACAA)

akta.pro secondary industries

Chillers, Boilers & Central Plant Operations (BPABACAG), Commercial HVAC Maintenance Agreements & PM Programs (HSAOAHAJ), Boiler & Hydronic Heating Repair & Service (HSAOAHAG), Cold Chain & Refrigeration TES (Warehouses, Food & Pharma) (EUAFANAJ), Chillers & Cooling Plant Equipment (IMAHAKAE)

Keywords

• Building maintenance services
• Facility management
• Technical maintenance
• Energy service company
• Ventilation systems

Headquarters

HQ city

Herentals

HQ country

Belgium

HQ region

Europe

Offices7 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Facility Management Contracts: Long-term maintenance contracts for building management including preventive, corrective and curative maintenance. Revenue generated through contracted services with monthly/annual billing.
2. Energy as a Service (Comfort as a Service): Subscription-based model where customers pay monthly connection fee plus variable consumption charge for heating and cooling. Company finances, builds, operates and maintains installations. After contract period (20-30 years), installations transfer to building owners.
3. DBFM Contracts: Design, Build, Finance and Maintain contracts with government and private entities. Fixed long-term commitments (15-30 years) for complete building management services.
4. Cost-Plus Project Work: On-demand construction and maintenance projects billed on cost-plus basis. Used for structural maintenance activities and construction projects.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

ComTIS Services delivers energy-efficient architectural and technical building maintenance, HVAC and facility management, and 24/7 service through a 75-person team of specialized technicians. The broader ComTIS Group adds sustainable heating/cooling as an ESCO (ComTIS Energy, using geothermal/BEO fields and a "Comfort as a Service" subscription) and ventilation system installation and proprietary duct cleaning (ComTIS Ventilation). Revenue is anchored in long-term DBFM (15-30 year) maintenance contracts and recurring energy service subscriptions.

Product overview

ComTIS Services is a multi-brand maintenance and energy services company under Groep Vanhout (part of BESIX Group since 1986). The portfolio consists of three core divisions: ComTIS Services (architectural/technical building maintenance and facility management since 2008), ComTIS Energy (sustainable heating and cooling via geothermal heat pumps as an ESCO), and ComTIS Ventilation (ventilation system installation and cleaning services). ComTIS Services and ComTIS Ventilation operate from multiple Belgian locations (Herentals, Antwerp, Ghent, Brussels, Malle, Bilzen), while ComTIS Energy focuses on district heating solutions for new residential and commercial developments.

Differentiator

Problem solved

Functional benefit

Products and services

• ComTIS Services (Building and Technical Maintenance) Architectural and technical maintenance services for buildings, covering HVAC, electricity, sanitation, facility management, and drone-based inspections. Operates 24/7 with a 75-strong team of specialized technicians serving property owners, developers, municipalities, and building management companies across Belgium.
• ComTIS Energy (ESCO Heating and Cooling) Heat company (warmtebedrijf) operating as an ESCO that provides sustainable heating and cooling for residential and commercial buildings via geothermal heat pumps and BEO (borehole thermal energy storage) fields. Offers the Comfort as a Service subscription model where the company finances, builds, operates, and maintains installations over 20-30 year contracts.
• ComTIS Ventilation (Ventilation Systems Installation and Maintenance) Installation and maintenance of ventilation systems for residential, apartments, offices, schools, and government buildings. Offers balance ventilation and C+ systems, plus duct cleaning using the proprietary Apro-air powder system.
• Drone Inspection Services Drone-based inspection service for buildings and infrastructure producing aerial imagery, roof and facade inspections, surveillance flights, 3D point clouds, as-built documentation, and site monitoring for building and site management.
• Apro-air Duct Cleaning Service Proprietary ventilation duct cleaning service using a specialized powder applied via swirling technique with shock waves to remove dirt, grease, bacteria, and fungi from ducts, leaving an anti-static layer.
• Comfort as a Service (CaaS) Subscription Subscription-based energy service for residential and commercial buildings where ComTIS Energy finances, installs, operates, and maintains heating and cooling systems. Customers pay only a monthly fixed connection contribution plus variable consumption-based charges over 20-30 year contracts, with the installations transferring to building owners at contract end.
• Collective Heat Network with BEO Field Sustainable district energy solution using borehole thermal energy storage (BEO) fields combined with collective water/water heat pumps for heating and cooling of residential and office buildings via geothermal energy.

Quantifiable outcome

• Expected/reported energy consumption reduction of 15%
• +2 more outcomes

Named customers17 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered strategic and core.

• KU LeuvenstrategicStrategic or Co-development Partner · 16 March 2022Research partnership for CBCI (Circular Built Environment) project at Technology Campus Gent. ComTIS Energy provides heating and cooling for demo building. Also collaborated on micro-credential training program for district heating networks.
• Cores DevelopmentcoreStrategic or Co-development Partner · 2 December 2019Primary development partner for residential energy projects. Co-developed De Tuilerie Diest (113 apartments) and Borgerwijk Sint-Katelijne-Waver (230 apartments) projects. ComTIS Energy provides heating/cooling services while Cores handles property development.
• BESIX REDcoreStrategic or Co-development PartnerJoint development partner for Matisse Brussels project (156 residential units, 20,000m² office). BESIX RED handles real estate development while ComTIS Energy provides energy services.
• Vanhout ProjectscoreStrategic or Co-development PartnerInternal group partner within BESIX for project development. Jointly developed projects including Wattland Mechelen and Borgerwijk.
• POM LimburgstrategicStrategic or Co-development PartnerBouwcampus 2.0 Diepenbeek project client. POM Limburg develops the campus with ComTIS Energy as part of the building team.
• Energieconcepten (Vanhout)coreTechnology or IntegrationInternal BESIX Group entity contributing technical expertise to ComTIS Energy ESCO model development.

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Veolia Belgium: Environmental services and district heating/cooling utility active in Belgium. Overlaps with ComTIS Energy on thermal energy distribution, geothermal, and ESCO-style energy-as-a-service contracts, though Veolia operates at a much larger European scale.
• Equans Belgium: Multi-technical services and facility management provider active in Belgium post-Engie spinoff. Comparable in HVAC service, building maintenance, and energy performance contracts; competes for similar public-sector DBFM tenders.
• ENGIE Solutions (formerly Cofely): Belgium-based facility management, HVAC and energy services arm of ENGIE. Directly comparable to ComTIS in technical maintenance, multi-year service contracts, and energy/ESCO offerings, but operates at much larger scale and with broader geographic and industrial reach.
• Sodexo Belgium (Facilities Management): Global FM provider with Belgian operations covering technical maintenance, energy management and integrated facility services for corporate and public clients. Larger-scale broad incumbent competing for the same long-term managed-service contracts.

Direct peers

• SPIE Belgium: Provides technical building services, HVAC, electrical maintenance and multi-technical facility management across Belgium. Closest direct competitor in scope (HVAC + multi-technical maintenance + long-term contracts) and customer overlap in industrial and public-sector segments.
• Imtech Belgium (HVL): Belgian building services and HVAC installer/maintainer serving commercial, industrial and public buildings. Closely comparable to ComTIS Services in technical maintenance scope and long-term service contract model.
• Unica Belgium: Dutch-Belgian installer specializing in HVAC, electrical, and multi-technical building installations with recurring maintenance contracts. Comparable to ComTIS on technical building services, energy performance contracting, and FM support for commercial/industrial clients.

Others

• BESIX Group (parent context): Parent conglomerate owning Groep Vanhout/ComTIS. Relevant as the construction/PPP counterpart that co-develops DBFM projects and underwrites ComTIS's long-term contract pipeline, but not a competing service provider.
• Duvelco / Duco Ventilation: Belgian ventilation system manufacturer named as ComTIS Ventilation's preferred supplier. Comparable in residential/commercial ventilation equipment; functions as upstream technology partner rather than direct competitor.
• Vinçotte / Kiwa (technical inspection & compliance): Belgian technical inspection body providing statutory inspections and certifications referenced in ComTIS DBFM contracts. Adjacent ecosystem participant rather than direct competitor — important as a service partner within ComTIS's long-term maintenance bundles.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/profile.php
• LinkedInlinkedin.com/company/comtissservices

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 ComTIS Services