Celestar

What Celestar does

Celestar is a Belgium-headquartered private professional services firm operating as what it describes as a "network of small and medium consulting companies". The firm is based in Etterbeek/Brussels, was founded in 2006 per firmographic metadata, and reports a headcount of 501-1,000. It delivers multidisciplinary consulting across six practice areas: Information Technology (infrastructure, AI/ML, data science, cybersecurity, architecture, development); Human Resource Management (talent hunting, change management, HR transformation, HR technology); Operating & Organizational Models (strategy, operational excellence, digital transformation); Finance & Procurement (cost efficiency, vendor management, predictive risk management); Engineering Services (manufacturing excellence, Industry 4.0, innovation/smart factories); and Marketing, Communication & CSR (CSR strategy, events, digital presence). The service catalogue is delivered to enterprise and SME clients with claims of worldwide reach through the SME partner network.

The business model is professional services revenue earned through consulting engagements; pricing is not publicly disclosed and new business is initiated through a website contact form and phone line. The go-to-market motion is enterprise field sales with a consultative, service-line-routed approach. Customer logos include 25+ named organizations across banking (Belfius, ING, Beobank, Crelan), energy (Engie, Total, Elia, Fluxys, Sibelga), aviation (Eurocontrol, Liege Airport, Belgiocontrol), consumer goods (L'Oreal, Sodexo, Dieteren), telecom (Voo), and public sector (Logements Bruxellois, STIB). No funding rounds, M&A activity, leadership team data, patents, awards, certifications, or third-party benchmarks are disclosed.

From a technology standpoint, Celestar's "core technology" is described as a "Consulting services network platform" with no proprietary features listed. Under its IT practice, it positions AI/ML, NLP, computer vision, chatbots, data science, cybersecurity, cloud/virtualization, and enterprise architecture as billable service lines; its engineering practice positions Industry 4.0 capabilities (IoT, anomaly detection, remote monitoring) and Lean/6sigma. There is no evidence of proprietary software products, APIs, patents, or standalone technology assets — the offering is advisory and implementation services rather than productized technology.

Name

Celestar

Legal name

Celestar

Website

https://celestar.be

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Belgium-headquartered private consulting network delivering multidisciplinary professional services across IT, HR, finance, engineering, operations, and marketing to enterprise and SME clients, primarily in Belgium, via a federated network of SME consulting partners.

Ownership category

akta.pro rank

Product category

Management Consulting Services

NAICS

Other Management Consulting Services (541618), Management Consulting Services (54161)

SIC

Services-Management Consulting Services (8742), Services-Engineering, Accounting, Research, Management (8700)

akta.pro primary industry

Compliance Technology, GRC Platforms & Controls Automation Advisory (BPAHAFAO)

akta.pro secondary industry

End-User Computing Outsourcing (EUC / Desktop Services) (BPAEAMAE)

Keywords

• IT consulting services
• Management consulting
• HR consulting services
• Finance procurement consulting
• Engineering consulting services

Headquarters

HQ city

Etterbeek

HQ country

Belgium

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Professional Consulting Services: Celestar generates revenue by providing consulting services across multiple domains including IT, Finance, HR, Engineering, and Marketing through their network of SME consulting companies.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Celestar is a Belgium-headquartered network of small and medium consulting companies delivering professional advisory services across six practice areas: Information Technology, Human Resource Management, Operating & Organizational Models, Finance & Procurement, Engineering Services, and Marketing, Communication & CSR. The firm serves multinational enterprises, SMEs, and public-sector clients in Belgium and globally, providing strategy, operational improvement, digital transformation, and technology enablement services delivered by specialist consultants through its SME network.

Product overview

Celestar is a network of small and medium consulting companies offering a comprehensive portfolio of professional services organized into six main categories: Information Technology (IT infrastructure, IA & Robotics, Data Science, Cybersecurity, Architecture, Development & End User Computing), Human Resource Management (Talent Hunting, Change Management, HR Transformation, HR Daily Operations, HR Technology, and HR Skills Development), Operating & Organizational Models (Strategy & Vision, Operational Excellence, Digital Transformation), Finance & Procurement (Cost Efficiency, Vendor Management, Predictive Risk Management), Engineering Services (Manufacturing Excellence, Industry 4.0, Innovation including Smart Factories and Industrial Robotics), and Marketing, Communication & CSR (Corporate Social Responsibility, Event Management, Digital Presence including Web and Mobile Development). These services are offered through a network of SME consulting companies, enabling them to address diverse client needs across industries worldwide.

Differentiator

Problem solved

Functional benefit

Products and services

• Information Technology Consulting Comprehensive IT consulting services covering Infrastructure (Virtualization, Cloud computing, Server Administration, Monitoring, Networking), IA & Robotics (Artificial Intelligence, Machine Learning, NLP, Chatbot, Image Processing), Data Science (Data Architecture, Management, Processing, Frameworks & Tooling, Data-Driven Transformation), Cybersecurity (Risk & Security Audit, Security Compliance, BCP & DRP, Security Awareness, Ethical Hacking), Architecture (Enterprise, IT, Application Architecture, DevOps and Agile transformation), Development & Packages (Functional & Technical Analysis, Package Implementation, Code Auditing, Coding), and End User Computing (Helpdesk, OS Migrations, Mobility Management, Remote Desktops).
• Human Resource Management Consulting HR consulting services covering Talent Hunting (Headhunting, Executive Search, Temp-to-perm, Interim), Change Management (Facilitate Human Change, Assess Resistance, Recover blocked Projects, Lead Organizational Transformation, Motivate People and Teams), HR Transformation (Transform HR Department, Shared Service Center, HR Service Catalogue), HR Daily (Succession plan, Payroll, Competency Mapping, Analytics, Business Partners), HR Technology (HR Package Selection, Implementation, System Migration, Taylor made Solutions, System Integration), and HR Skills (Training, Coaching, Assessments, Values).
• Operating & Organizational Models Consulting Organizational consulting services including Strategy & Vision (define or refine strategy with expert and PhD support), Operational Excellence (improve operational efficiency to reduce costs or increase production), and Digital Transformation (use digital technologies to improve customer experience).
• Finance & Procurement Consulting Financial consulting services covering Value Creation & Cost Efficiency (Cost Optimization, Cost Management, Benchmarking, Cost Management Tools), Procurement & Vendor Management (Buyers ad interim, Procurement Strategy, Vendor Management, Contract Management & Monitoring, SLA & KPI), and Predictive Risk Management (can reduce overdue amounts by 30%, increase operational efficiency by 20%, and improve cash accuracy by 20%).
• Engineering Services Consulting Engineering consulting services including Manufacturing Operational Excellence (Lean & 6sigma, Technical Assessment, IoT, Defects Analysis), Industry 4.0 (System Redundancy, Communication Protocols, Process Alarm & Criteria, Anomaly Detection, Data Acquisition & Remote monitoring), and Innovation (R&D, Smart Factories, Industrial Robotics, Virtual Manufacturing, Automated Warehouses).
• Marketing, Communication & CSR Consulting Marketing and communication consulting services covering Corporate Social Responsibility (CSR strategy, governance, implementation, Sustainability Strategy, Environmental and Social Impact), Communication & Event Management (Communication Strategy, Teambuilding, Seminars, Party), and Digital Presence (Digital Strategy, Marketing & Digital Activation, Branding, Stakeholder Engagement, Digital & Paper Communication, Web Development, Mobile Development).

Quantifiable outcome

• Predictive Risk Management can reduce overdue amounts by 30%
• +2 more outcomes

Named customers25 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability10 records

Scale indicators1 record

Expansion highlights4 records

Broad incumbents

• McKinsey & Company: Premier global strategy and management consulting firm. Competes with Celestar on the Operating & Organizational Models, strategy, operational excellence, and digital transformation workstreams.
• Deloitte: Global Big-4 firm offering management, IT, HR, finance, engineering and digital transformation consulting. Competes with Celestar across all six of its service categories, but at vastly greater scale and brand recognition.
• Bain & Company: Global strategy and management consulting firm overlapping on operating models, performance improvement, and organizational design mandates that Celestar targets.
• EY (Ernst & Young): Big-4 advisory firm with parallel consulting, finance, risk, and digital transformation offerings. Competes for the same enterprise RFPs as Celestar, especially in finance and risk.
• Accenture: Global IT and management consulting powerhouse. Overlaps with Celestar's IT consulting, digital transformation, Industry 4.0, and AI/ML service lines, particularly for large Belgian enterprise accounts.
• KPMG: Big-4 firm offering management consulting, IT advisory, HR transformation and finance consulting — a near-mirror of Celestar's multidisciplinary model at greater scale.
• Boston Consulting Group (BCG): Global strategy consulting leader with strong practice areas in operations, technology, and digital transformation — directly overlapping with Celestar's Operating & Organizational Models workstream.
• PwC: Big-4 advisory with overlapping practices in finance, HR, operations, IT, and engineering. A direct competitor for the same enterprise and SME clients Celestar serves in Belgium.

Emerging players

• Akkodis: Engineering and digital consulting provider with Industry 4.0, smart factory, and IT engineering capabilities. Comparable to Celestar's Engineering Services and Industry 4.0 offerings.

Regional players

• Hudson: Specialist talent and HR consulting firm with strong presence in Belgium. Directly comparable to Celestar's Human Resource Management service line (talent hunting, HR transformation, executive search).

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/celestar

Revenue estimate

Valuation estimate

Number of profiles

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 Celestar