Company lists · Data refreshed September 2026
Top 25 Query optimization specialists worldwide
RevenueBase identified 150 company matches for query optimization specialists worldwide as of September 2026 and tracks 957 professional contacts across them, including 215 with verified work emails. The United States is the largest market and Istanbul the largest hub.
This list covers company matches for query optimization specialists worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 2026. Country and city lists for query optimization specialists follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest query optimization specialists worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 69 contacts → | ||||
Exact match “Viscosity is a niche consulting firm founded by industry and authored experts who are prominent thought leaders with decades of experience in architecting & tuning business…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 46 contacts → | ||||
Exact match “A Nazar é uma empresa especializada em performance de aplicações e bancos de dados para ambientes de missão crítica.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 34 contacts → | ||||
Exact match “RadixTrie helps companies keep critical database environments stable, secure and performing without adding unnecessary support layers.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 30 contacts → | ||||
Exact match “Ryltech administration and consulting services are provided by a team of experienced Microsoft Certified Database Administrators (MCDBA).” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 29 contacts → | ||||
Exact match “Our Services aim to maximize Database availability, Security & Reliability Engineering while minimizing time and cost.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 18 contacts → | ||||
Exact match “SQL Service Nordic specialize in Microsoft SQL Server.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 18 contacts → | ||||
Exact match “AstuteTech specializes in optimizing data infrastructure for medium to large businesses.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 18 contacts → | ||||
Exact match “DBO Bilgi Teknolojileri A.Ş, 2004 yılından bu yana firmaların veritabanı konusundaki ihtiyaçlarını karşılamak için oluşturduğu çözüm ve hizmetlerin ayrı bir yapı ile daha da…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 17 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 15 contacts → | ||||
Exact match “DATABASE ARCHITECHS est une société de services à taille humaine spécialisée dans les bases de données informatiques depuis 1998.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 12 contacts → | ||||
Exact match “Somos a Siltech Consult, atuamos há mais de 20 anos no mercado, sendo especialistas nos serviços e soluções de Banco de Dados.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 11 contacts → | ||||
Exact match “pganalyze is a performance optimization and monitoring tool purpose-built for deep observability into PostgreSQL.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 11 contacts → | ||||
Exact match “Mark Gurry & Associates (MGA) are a specialist database consulting company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “Siamo gli specialisti dei database.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 10 contacts → | ||||
Exact match “ARKADIOS Somos una empresa de consultoría que se especializa en el desempeño de las aplicaciones y las BDD más populares del mercado, ayudamos a nuestros clientes a mejorar la…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 7 contacts → | ||||
Exact match “Founded in 2016.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “dimensio informatics GmbH is an internet company based out of Brückenstraße 4, Chemnitz, Saxony, Germany.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 6 contacts → | ||||
Exact match “Sediada na cidade do Rio de Janeiro a Orion Consultoria é especializada em infraestruura de banco de dados.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “Transformamos la gestión de bases de datos en una ventaja competitiva para las empresas.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 5 contacts → | ||||
Exact match “Somos uma consultoria de banco de dados, monitoramento, cloud e business Interlligence.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 5 contacts → | ||||
Exact match “Service conseil en gestion de bases de données.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match “IT Consulting and IT Services” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “DBArt is an Israeli and your.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “We have the skills and the experience to make your database perform at their best” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “Softizy is a service company specialized in optimizing PHP / MySQL performances.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “query optimization specialists”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 150 query optimization specialists worldwide
See the full list, filter by size, metro and specialty, and access 215 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Query optimization specialists worldwide at a glance
As of Sep 21, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for query optimization specialists are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “query optimization specialists” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 215 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Query optimization specialists by location
1 lists · largest firstEvery Query optimization specialists list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “query optimization specialists”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many query optimization specialists are there worldwide?
RevenueBase identified 150 company matches for query optimization specialists worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Viscosity North America tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most query optimization specialists?
The United States leads with 26 companies. Every query optimization specialists list by country and city is linked on this page.
Which city has the most query optimization specialists?
Istanbul leads with 4 company records, followed by Sao Paulo (4) and London (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 215 professional contacts with verified work emails tracked across these 150 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 150 query optimization specialists worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 query optimization specialists worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 150 matching company records for query optimization specialists worldwide, with 957 tracked contacts and 215 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 query optimization specialists worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Viscosity North Americaviscosityna.comHQ: Plano, TX, United StatesReported employees: 51-200 | Plano, TX, United States | 51-200 | Exact match | 69 contacts → |
“Viscosity is a niche consulting firm founded by industry and authored experts who are prominent thought leaders with decades of experience in architecting & tuning business…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  NAZARnazar.aiHQ: Recife, BrazilReported employees: Not recorded | Recife, Brazil | Not recorded | Exact match | 46 contacts → |
“A Nazar é uma empresa especializada em performance de aplicações e bancos de dados para ambientes de missão crítica.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Radixtrieradixtrie.comHQ: Pretoria, South AfricaReported employees: 51-200 | Pretoria, South Africa | 51-200 | Exact match | 34 contacts → |
“RadixTrie helps companies keep critical database environments stable, secure and performing without adding unnecessary support layers.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  ryltech.co.ilryltech.co.ilHQ: Ashkelon, IsraelReported employees: 11-50 | Ashkelon, Israel | 11-50 | Exact match | 30 contacts → |
“Ryltech administration and consulting services are provided by a team of experienced Microsoft Certified Database Administrators (MCDBA).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Opensource DBopensource-db.comHQ: Hyderabad, IndiaReported employees: 11-50 | Hyderabad, India | 11-50 | Exact match | 29 contacts → |
“Our Services aim to maximize Database availability, Security & Reliability Engineering while minimizing time and cost.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  SQL Service ABsqlservice.seHQ: Stockholm, SwedenReported employees: 51-200 | Stockholm, Sweden | 51-200 | Exact match | 18 contacts → |
“SQL Service Nordic specialize in Microsoft SQL Server.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Astutetechastutetech.co.zaHQ: Centurion, South AfricaReported employees: 11-50 | Centurion, South Africa | 11-50 | Exact match | 18 contacts → |
“AstuteTech specializes in optimizing data infrastructure for medium to large businesses.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  DBO Bilgi Teknolojileri A.Şdbo.com.trHQ: İstanbul, TürkiyeReported employees: 11-50 | İstanbul, Türkiye | 11-50 | Exact match | 18 contacts → |
“DBO Bilgi Teknolojileri A.Ş, 2004 yılından bu yana firmaların veritabanı konusundaki ihtiyaçlarını karşılamak için oluşturduğu çözüm ve hizmetlerin ayrı bir yapı ile daha da…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  JCC Consulting, INCjcc.comHQ: Granville, OH, AustraliaReported employees: 1-10 | Granville, OH, Australia | 1-10 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 |  Database Architechsdbarc.comHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 15 contacts → |
“DATABASE ARCHITECHS est une société de services à taille humaine spécialisée dans les bases de données informatiques depuis 1998.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Siltech Consultsiltechconsult.com.brHQ: Ribeirão Preto, BrazilReported employees: 1-10 | Ribeirão Preto, Brazil | 1-10 | Exact match | 12 contacts → |
“Somos a Siltech Consult, atuamos há mais de 20 anos no mercado, sendo especialistas nos serviços e soluções de Banco de Dados.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Pganalyzepganalyze.comHQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 11 contacts → |
“pganalyze is a performance optimization and monitoring tool purpose-built for deep observability into PostgreSQL.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mark Gurry & Associates MGAmga.com.au HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 11 contacts → |
“Mark Gurry & Associates (MGA) are a specialist database consulting company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Datamazedatamaze.itHQ: Dueville, ItalyReported employees: 11-50 | Dueville, Italy | 11-50 | Exact match | 11 contacts → |
“Siamo gli specialisti dei database.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Arkadiosarkadios.cl HQ: Santiago, ChileReported employees: 11-50 | Santiago, Chile | 11-50 | Exact match | 10 contacts → |
“ARKADIOS Somos una empresa de consultoría que se especializa en el desempeño de las aplicaciones y las BDD más populares del mercado, ayudamos a nuestros clientes a mejorar la…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Veridataitveridatait.comHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 7 contacts → |
“Founded in 2016.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Dimensio Informatics Gmbhdimensio-informatics.de HQ: Chemnitz, GermanyReported employees: 11-50 | Chemnitz, Germany | 11-50 | Exact match | 6 contacts → |
“dimensio informatics GmbH is an internet company based out of Brückenstraße 4, Chemnitz, Saxony, Germany.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Orion Consultoriaorionconsultoria.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 6 contacts → |
“Sediada na cidade do Rio de Janeiro a Orion Consultoria é especializada em infraestruura de banco de dados.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Dba24dba24.com.arHQ: Caba, IndiaReported employees: 11-50 | Caba, India | 11-50 | Exact match | 6 contacts → |
“Transformamos la gestión de bases de datos en una ventaja competitiva para las empresas.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  DGA Solutions BRdgasolutions.com.brHQ: Belo Horizonte, BrazilReported employees: 1-10 | Belo Horizonte, Brazil | 1-10 | Exact match | 5 contacts → |
“Somos uma consultoria de banco de dados, monitoramento, cloud e business Interlligence.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Technosens Informatiquetechnosens.comHQ: Québec, QC, CanadaReported employees: 1-10 | Québec, QC, Canada | 1-10 | Exact match | 5 contacts → |
“Service conseil en gestion de bases de données.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Eclipso Data Systemseclipso-ds.com HQ: Warsaw, PolandReported employees: 11-50 | Warsaw, Poland | 11-50 | Exact match | 5 contacts → |
“IT Consulting and IT Services” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  DBARTdbart.co.ilHQ: Rishon Lezion, IsraelReported employees: 11-50 | Rishon Lezion, Israel | 11-50 | Exact match | 4 contacts → |
“DBArt is an Israeli and your.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Quantumdatisquantumdatis.com HQ: Conegliano, ItalyReported employees: 1-10 | Conegliano, Italy | 1-10 | Exact match | 4 contacts → |
“We have the skills and the experience to make your database perform at their best” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Softizysoftizy.comHQ: Vence, FranceReported employees: 1-10 | Vence, France | 1-10 | Exact match | 4 contacts → |
“Softizy is a service company specialized in optimizing PHP / MySQL performances.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 150 company matches
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Query optimization specialists: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
149 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 150 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Query optimization specialists by location
1 lists · largest firstEvery Query optimization specialists list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for query optimization specialists?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many query optimization specialists did RevenueBase find worldwide?
The saved snapshot records 150 matching company records, 957 tracked contacts and 215 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 query optimization specialists worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/query-optimization-specialists.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 query optimization specialists worldwide
RevenueBase records 150 matching company records for query optimization specialists worldwide, with 957 tracked contacts and 215 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 query optimization specialists worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Viscosity North Americaviscosityna.com HQ: Plano, TX, United StatesReported employees: 51-200 | Plano, TX, United States | 51-200 | Exact match | 69 contacts → |
“Viscosity is a niche consulting firm founded by industry and authored experts who are prominent thought leaders with decades of experience in architecting & tuning business…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | NAZARnazar.ai HQ: Recife, BrazilReported employees: Not recorded | Recife, Brazil | Not recorded | Exact match | 46 contacts → |
“A Nazar é uma empresa especializada em performance de aplicações e bancos de dados para ambientes de missão crítica.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Radixtrieradixtrie.com HQ: Pretoria, South AfricaReported employees: 51-200 | Pretoria, South Africa | 51-200 | Exact match | 34 contacts → |
“RadixTrie helps companies keep critical database environments stable, secure and performing without adding unnecessary support layers.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | ryltech.co.ilryltech.co.il HQ: Ashkelon, IsraelReported employees: 11-50 | Ashkelon, Israel | 11-50 | Exact match | 30 contacts → |
“Ryltech administration and consulting services are provided by a team of experienced Microsoft Certified Database Administrators (MCDBA).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Opensource DBopensource-db.com HQ: Hyderabad, IndiaReported employees: 11-50 | Hyderabad, India | 11-50 | Exact match | 29 contacts → |
“Our Services aim to maximize Database availability, Security & Reliability Engineering while minimizing time and cost.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | SQL Service ABsqlservice.se HQ: Stockholm, SwedenReported employees: 51-200 | Stockholm, Sweden | 51-200 | Exact match | 18 contacts → |
“SQL Service Nordic specialize in Microsoft SQL Server.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Astutetechastutetech.co.za HQ: Centurion, South AfricaReported employees: 11-50 | Centurion, South Africa | 11-50 | Exact match | 18 contacts → |
“AstuteTech specializes in optimizing data infrastructure for medium to large businesses.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | DBO Bilgi Teknolojileri A.Şdbo.com.tr HQ: İstanbul, TürkiyeReported employees: 11-50 | İstanbul, Türkiye | 11-50 | Exact match | 18 contacts → |
“DBO Bilgi Teknolojileri A.Ş, 2004 yılından bu yana firmaların veritabanı konusundaki ihtiyaçlarını karşılamak için oluşturduğu çözüm ve hizmetlerin ayrı bir yapı ile daha da…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | JCC Consulting, INCjcc.com HQ: Granville, OH, AustraliaReported employees: 1-10 | Granville, OH, Australia | 1-10 | Exact match | 17 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | Database Architechsdbarc.com HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 15 contacts → |
“DATABASE ARCHITECHS est une société de services à taille humaine spécialisée dans les bases de données informatiques depuis 1998.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Siltech Consultsiltechconsult.com.br HQ: Ribeirão Preto, BrazilReported employees: 1-10 | Ribeirão Preto, Brazil | 1-10 | Exact match | 12 contacts → |
“Somos a Siltech Consult, atuamos há mais de 20 anos no mercado, sendo especialistas nos serviços e soluções de Banco de Dados.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Pganalyzepganalyze.com HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 11 contacts → |
“pganalyze is a performance optimization and monitoring tool purpose-built for deep observability into PostgreSQL.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mark Gurry & Associates MGAmga.com.au HQ: Melbourne, AustraliaReported employees: 11-50 | Melbourne, Australia | 11-50 | Exact match | 11 contacts → |
“Mark Gurry & Associates (MGA) are a specialist database consulting company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Datamazedatamaze.it HQ: Dueville, ItalyReported employees: 11-50 | Dueville, Italy | 11-50 | Exact match | 11 contacts → |
“Siamo gli specialisti dei database.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Arkadiosarkadios.cl HQ: Santiago, ChileReported employees: 11-50 | Santiago, Chile | 11-50 | Exact match | 10 contacts → |
“ARKADIOS Somos una empresa de consultoría que se especializa en el desempeño de las aplicaciones y las BDD más populares del mercado, ayudamos a nuestros clientes a mejorar la…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Veridataitveridatait.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 7 contacts → |
“Founded in 2016.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Dimensio Informatics Gmbhdimensio-informatics.de HQ: Chemnitz, GermanyReported employees: 11-50 | Chemnitz, Germany | 11-50 | Exact match | 6 contacts → |
“dimensio informatics GmbH is an internet company based out of Brückenstraße 4, Chemnitz, Saxony, Germany.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Orion Consultoriaorionconsultoria.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 6 contacts → |
“Sediada na cidade do Rio de Janeiro a Orion Consultoria é especializada em infraestruura de banco de dados.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Dba24dba24.com.ar HQ: Caba, IndiaReported employees: 11-50 | Caba, India | 11-50 | Exact match | 6 contacts → |
“Transformamos la gestión de bases de datos en una ventaja competitiva para las empresas.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | DGA Solutions BRdgasolutions.com.br HQ: Belo Horizonte, BrazilReported employees: 1-10 | Belo Horizonte, Brazil | 1-10 | Exact match | 5 contacts → |
“Somos uma consultoria de banco de dados, monitoramento, cloud e business Interlligence.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Technosens Informatiquetechnosens.com HQ: Québec, QC, CanadaReported employees: 1-10 | Québec, QC, Canada | 1-10 | Exact match | 5 contacts → |
“Service conseil en gestion de bases de données.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Eclipso Data Systemseclipso-ds.com HQ: Warsaw, PolandReported employees: 11-50 | Warsaw, Poland | 11-50 | Exact match | 5 contacts → |
“IT Consulting and IT Services” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | DBARTdbart.co.il HQ: Rishon Lezion, IsraelReported employees: 11-50 | Rishon Lezion, Israel | 11-50 | Exact match | 4 contacts → |
“DBArt is an Israeli and your.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Quantumdatisquantumdatis.com HQ: Conegliano, ItalyReported employees: 1-10 | Conegliano, Italy | 1-10 | Exact match | 4 contacts → |
“We have the skills and the experience to make your database perform at their best” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Softizysoftizy.com HQ: Vence, FranceReported employees: 1-10 | Vence, France | 1-10 | Exact match | 4 contacts → |
“Softizy is a service company specialized in optimizing PHP / MySQL performances.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 150 company matches
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Query optimization specialists: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
149 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 150 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Query optimization specialists by location
1 lists · largest firstEvery Query optimization specialists list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for query optimization specialists?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many query optimization specialists did RevenueBase find worldwide?
The saved snapshot records 150 matching company records, 957 tracked contacts and 215 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 query optimization specialists worldwide. Snapshot: September 21, 2026. https://revenuebase.ai/companies/browse/query-optimization-specialists.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗