Eolya

What Eolya does

Eolya is a French boutique consulting firm headquartered in Saint-Maur-des-Fossés that specializes in open-source enterprise search engine technologies, primarily Apache Solr, SolrCloud, Elasticsearch, and OpenSearch. The firm was founded circa 1999 per firmographic records (with documented operational activity since at least 2008) and operates with 1-10 employees, offering services that span the entire search-engine technical chain: architecture and infrastructure sizing, advanced index and engine configuration, performance optimization, indexing pipeline design, complex query implementation, application integration (CMS, intranets, document portals, REST APIs), and ongoing monitoring and high-availability support. Eolya holds certified Elastic expertise and has progressively expanded into AI-augmented search capabilities, including semantic search, hybrid search, LLM-based reranking, and named entity recognition using third-party NLP libraries (spaCy, Flair, Hugging Face Transformers, OpenAI).

The company serves enterprise clients across diverse verticals — aerospace/aviation (Eurocontrol), telecommunications/media (Groupe Canal Plus), FMCG (Nestlé), public transport (RATP), energy (Dalkia), consulting (Altran, Ernst & Young), and legal/judicial (European Court of Human Rights) — and bundles each engagement with a training component to enable client self-sufficiency. Revenue is generated through professional services engagements (technical audits, architecture definition, implementation, optimization, support) plus dedicated Apache Solr training programs, priced on a project or time-and-materials basis with no public pricing. Go-to-market is direct sales/consulting with content-led top-of-funnel marketing through a long-running technical blog, and the firm shows no disclosed funding, M&A activity, or institutional ownership.

Name

Eolya

Legal name

Eolya

Website

https://eolya.fr

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

1–10 employees

Short description

Eolya is a French boutique consulting firm (1-10 employees) specializing in open-source enterprise search engines (Apache Solr, Elasticsearch, OpenSearch), offering architecture, optimization, AI-augmented search, and training services to enterprise clients across multiple verticals.

Ownership category

akta.pro rank

Product category

Enterprise Search Consulting

NAICS

Custom Computer Programming Services (541511), Management Consulting Services (54161)

SIC

Services-Management Consulting Services (8742)

akta.pro primary industry

Enterprise Search, Indexing & Content Discovery (HDAEAGAH)

Keywords

• Enterprise search consulting
• Solr expertise services
• Elasticsearch consulting
• Search engine optimization
• Semantic search services

Headquarters

HQ city

Saint-maur-des-fossés

HQ country

France

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Consulting Services: Eolya provides expert consulting services for Solr and Elasticsearch architectures, optimization, and integration. This includes technical audits, architecture definition, pipeline development, complex query implementation, application integration, and ongoing support and supervision. Revenue is generated through professional services engagements, likely billed on a project or time-and-materials basis.
2. Training Services: Eolya offers training programs on Apache Solr to help internal teams build competencies and ensure the longevity of implemented solutions. Each project includes a consulting and training component.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Eolya is a French consulting firm that delivers specialized expertise in open-source search engines, primarily Apache Solr, SolrCloud, Elasticsearch, and OpenSearch. Its offering spans architecture and sizing, advanced configuration, performance optimization, search relevance tuning (including semantic, hybrid, and LLM-based reranking), technical audits, indexing pipeline design, complex query implementation, application integration with CMS/portals/intranets/APIs, and ongoing support and supervision. The firm also delivers Apache Solr training and embeds a consulting and training component in every project.

Product overview

Eolya is a consulting company offering specialized expertise in open source search engines (Solr, Elasticsearch, OpenSearch) rather than a single unified product. Their portfolio consists of consulting services including architecture and sizing, advanced configuration, performance optimization, relevance optimization (semantic search, hybrid search, semantic reranking with LLMs), technical audits, indexing pipeline definition, complex query implementation, application integration, and support/supervision. They also provide Apache Solr training programs. The company works across the entire search engine technical chain, from data source normalization to REST API exposure, and assists clients with AI integration using LLMs for classification, semantic enrichment, and dynamic result reranking.

Differentiator

Problem solved

Functional benefit

Products and services

• Search Engine Architecture and Sizing

Named customers8 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration15 records

AI capability7 records

Feature5 records

Recent moves5 records

Expansion highlights3 records

Direct peers

• OpenSource Connections: US-based consultancy specializing in Solr, Elasticsearch, and OpenSearch architecture, relevance tuning, and applied ML/LLM search; virtually identical services, customer profile, and technology stack to Eolya, making them the closest comparable.
• BigData Boutique: European (French-speaking) boutique consultancy focused on Elasticsearch and data-platform implementations, comparable in size and positioning to Eolya and addressing the same enterprise search and observability use cases.
• Sematext: Provides Elasticsearch consulting, managed services, and observability for search and log workloads — overlapping directly with Eolya's architecture, performance, and support offerings around the Elastic stack.
• Cloverhound: OpenSearch-focused consulting and implementation boutique delivering architecture, migration, and managed services — directly comparable to Eolya's Solr/Elasticsearch/OpenSearch consultancy offerings.

Broad incumbents

• Elastic NV: The vendor behind Elasticsearch and Elastic Cloud, offering Professional Services, training, and consulting on its own stack — operates broader and in-house, so Eolya is more often a delivery partner than a competitor but shares the same enterprise search buyer.
• Pythian: Data and analytics consultancy delivering Elasticsearch, OpenSearch, and managed-data services; competes for the same enterprise search architecture and optimization engagements though with a wider data-platform portfolio.
• Accenture Song / Industry X: Global system integrator whose application and data practices include enterprise search and content management transformations on Solr/Elasticsearch — competing for the larger end of Eolya's addressable deals.
• Search Discovery (Slalom Search): Boutique enterprise-search and analytics consultancy (now part of Slalom) covering Solr, Elasticsearch, and analytics platforms; broader in scale than Eolya but overlaps in core enterprise search tuning services.

Others

• Grafana Labs (Professional Services): Vendor behind Prometheus and Grafana that Eolya uses and recommends for monitoring stacks; adjacent ecosystem participant whose services teams sometimes partner with or compete against boutique search consultancies.

Emerging players

• Haystack (search consultancy): Smaller specialist firm providing Solr/Elasticsearch/AI search consulting with semantic and LLM emphasis — emerging player with overlapping technical narrative and customer profile to Eolya.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat2 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Eolya