Company lists · Data refreshed September 2026
Top 25 Search indexing optimization platforms worldwide
RevenueBase identified 980 company matches for search indexing optimization platforms worldwide as of September 2026 and tracks 12,148 professional contacts across them, including 2,606 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for search indexing optimization platforms 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 29, 2026. Country and city lists for search indexing optimization platforms 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 search indexing optimization platforms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 811 contacts → | ||||
Exact match “Algolia is a leading AI search and discovery platform, powering more than 1.75 trillion queries each year for over businesses worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 671 contacts → | ||||
Exact match “Constructor is the only search and discovery platform designed exclusively for commerce where conversions matter.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 589 contacts → | ||||
Exact match “At Conductor, we’re on a mission to help companies realize the full potential of their AI search presence and translate their wisdom into content that helps people.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 253 contacts → | ||||
Exact match “Botify’s AI search solutions give brands the power to be found everywhere, by consumers, bots, and agents alike.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 205 contacts → | ||||
Exact match “Lucidworks makes search a superpower-ensuring the right information reaches the right people at the right time.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 174 contacts → | ||||
Exact match “Ahrefs is the marketing platform built to keep your brand discoverable across search, AI, and the web.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 166 contacts → | ||||
Exact match “Even before AI-powered Search and platforms like ChatGPT or Perplexity started reshaping how people search, we anticipated the shift in user behaviour.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 146 contacts → | ||||
Exact match “Luigi’s Box is a set of tools for e-commerce (search analytics, site search & product discovery), that helps you to increase your sales and conversions by providing your visitors…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 123 contacts → | ||||
Exact match “Adthena is the market-leading, AI-driven search intelligence platform that helps enterprise brands and agencies lower paid search costs, protect brand equity and stay ahead of…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 122 contacts → | ||||
Exact match “We are SEO professionals, content writers, and marketers, just like you.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 110 contacts → | ||||
Exact match “SearchStax - the Search Experience Company - enables marketers and developers to deliver fast, relevant website search experiences.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 91 contacts → | ||||
Exact match “Writesonic runs your marketing for the AI-search era.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 79 contacts → | ||||
Exact match “Serpstat is the go-to platform to speed up search marketing goals achievement.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 72 contacts → | ||||
Exact match “Surfer is the most complete platform for AI Search Optimization and visibility.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 69 contacts → | ||||
Exact match “seoClarity is an enterprise search intelligence platform that merges SEO and AI search optimization to keep global brands visible across a fragmented search landscape.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 62 contacts → | ||||
Exact match “performance.io are the specialist SEO and AI search agency helping brands drive online performance in the evolving search landscape.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 59 contacts → | ||||
Exact match “Your AI-powered SEO Co-Pilot Summary: Scalenut is an AI-powered SEO platform that helps businesses drive organic traffic and build sustainable businesses.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 58 contacts → | ||||
Exact match “Every day, companies and government agencies generate huge amounts of data, distributed across emails, file storage systems, specialist applications, cloud services, and databases.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 55 contacts → | ||||
Exact match “WEBCEO LLC, founded in produces the world-famous WebCEO SEO Platform with 24 tools and white-label functionality.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 49 contacts → | ||||
Exact match “Chroma builds data infrastructure for AI” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 48 contacts → | ||||
Exact match “site:https://Gloc.al (in process of re-branding) Glocal SEO Platform 2025 raised USD plus USD startup valued currently on USD $8.5 million by retail investors of…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 46 contacts → | ||||
Exact match “Autonomy is a technology company on a mission to make access to mobility easy and affordable through car subscriptions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 46 contacts → | ||||
Exact match “X1 creates exceptional solutions for people and organizations that need to find information, whether on individual desktops or company networks at the fastest speeds in the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 45 contacts → | ||||
Exact match “SmartKeyword est la solution de référencement naturel la plus complète du marché.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 40 contacts → | ||||
Exact match “Le SEO évolue, notre métier aussi.” Recorded in the RevenueBase company graph · Sep 29, 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 “search indexing optimization platforms”. 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 980 search indexing optimization platforms worldwide
See the full list, filter by size, metro and specialty, and access 2,606 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Search indexing optimization platforms worldwide at a glance
As of Sep 29, 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 search indexing optimization platforms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “search indexing optimization platforms” 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 2,606 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 29, 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.
Search indexing optimization platforms by location
4 lists · largest firstEvery Search indexing optimization platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Search indexing optimization platforms based in the United States252
- Search indexing optimization platforms based in the United Kingdom56
- Search indexing optimization platforms based in Germany31
Cities
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 “search indexing optimization platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many search indexing optimization platforms are there worldwide?
RevenueBase identified 980 company matches for search indexing optimization platforms 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?
Algolia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most search indexing optimization platforms?
The United States leads with 252 companies, followed by the United Kingdom (56) and Germany (31). Every search indexing optimization platforms list by country and city is linked on this page.
Which city has the most search indexing optimization platforms?
London leads with 28 company records, followed by San Francisco (25) and New York (18).
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 2,606 professional contacts with verified work emails tracked across these 980 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 980 search indexing optimization platforms 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 search indexing optimization platforms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 980 matching company records for search indexing optimization platforms worldwide, with 12,148 tracked contacts and 2,606 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 29, 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 search indexing optimization platforms 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 |  Algoliaalgolia.comHQ: Palo Alto, CA, United StatesReported employees: 501-1,000 | Palo Alto, CA, United States | 501-1,000 | Exact match | 811 contacts → |
“Algolia is a leading AI search and discovery platform, powering more than 1.75 trillion queries each year for over businesses worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Constructorconstructor.comHQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 671 contacts → |
“Constructor is the only search and discovery platform designed exclusively for commerce where conversions matter.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Conductorconductor.comHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 589 contacts → |
“At Conductor, we’re on a mission to help companies realize the full potential of their AI search presence and translate their wisdom into content that helps people.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Botifybotify.comHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 253 contacts → |
“Botify’s AI search solutions give brands the power to be found everywhere, by consumers, bots, and agents alike.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Lucidworkslucidworks.comHQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 205 contacts → |
“Lucidworks makes search a superpower-ensuring the right information reaches the right people at the right time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ahrefsahrefs.comHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 174 contacts → |
“Ahrefs is the marketing platform built to keep your brand discoverable across search, AI, and the web.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  WP SEO AIwpseoai.comHQ: Amsterdam, NetherlandsReported employees: 51-200 | Amsterdam, Netherlands | 51-200 | Exact match | 166 contacts → |
“Even before AI-powered Search and platforms like ChatGPT or Perplexity started reshaping how people search, we anticipated the shift in user behaviour.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Luigi's BOXluigisbox.comHQ: Bratislava, SlovakiaReported employees: 51-200 | Bratislava, Slovakia | 51-200 | Exact match | 146 contacts → |
“Luigi’s Box is a set of tools for e-commerce (search analytics, site search & product discovery), that helps you to increase your sales and conversions by providing your visitors…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Adthenaadthena.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 123 contacts → |
“Adthena is the market-leading, AI-driven search intelligence platform that helps enterprise brands and agencies lower paid search costs, protect brand equity and stay ahead of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Search Engine Journalsearchenginejournal.comHQ: Boca Raton, FL, United StatesReported employees: 11-50 | Boca Raton, FL, United States | 11-50 | Exact match | 122 contacts → |
“We are SEO professionals, content writers, and marketers, just like you.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Searchstaxsearchstax.comHQ: El Segundo, CA, United StatesReported employees: 51-200 | El Segundo, CA, United States | 51-200 | Exact match | 110 contacts → |
“SearchStax - the Search Experience Company - enables marketers and developers to deliver fast, relevant website search experiences.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Writesonicwritesonic.comHQ: Usa, United StatesReported employees: 51-200 | Usa, United States | 51-200 | Exact match | 91 contacts → |
“Writesonic runs your marketing for the AI-search era.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Serpstatserpstat.comHQ: Odesa, UkraineReported employees: 51-200 | Odesa, Ukraine | 51-200 | Exact match | 79 contacts → |
“Serpstat is the go-to platform to speed up search marketing goals achievement.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Positive Surfersurferseo.comHQ: Wrocław, PolandReported employees: 51-200 | Wrocław, Poland | 51-200 | Exact match | 72 contacts → |
“Surfer is the most complete platform for AI Search Optimization and visibility.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Seoclarityseoclarity.netHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 69 contacts → |
“seoClarity is an enterprise search intelligence platform that merges SEO and AI search optimization to keep global brands visible across a fragmented search landscape.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  performance.ioperformance-io.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 62 contacts → |
“performance.io are the specialist SEO and AI search agency helping brands drive online performance in the evolving search landscape.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Scalenutscalenut.comHQ: Altadena, CA, United StatesReported employees: 11-50 | Altadena, CA, United States | 11-50 | Exact match | 59 contacts → |
“Your AI-powered SEO Co-Pilot Summary: Scalenut is an AI-powered SEO platform that helps businesses drive organic traffic and build sustainable businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Intrafind Software AGintrafind.comHQ: München, GermanyReported employees: 51-200 | München, Germany | 51-200 | Exact match | 58 contacts → |
“Every day, companies and government agencies generate huge amounts of data, distributed across emails, file storage systems, specialist applications, cloud services, and databases.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Webceowebceo.comHQ: Sheridan, WY, United StatesReported employees: 51-200 | Sheridan, WY, United States | 51-200 | Exact match | 55 contacts → |
“WEBCEO LLC, founded in produces the world-famous WebCEO SEO Platform with 24 tools and white-label functionality.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Chromatrychroma.comHQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 49 contacts → |
“Chroma builds data infrastructure for AI” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: San Francisco, United StatesReported employees: Not recorded | San Francisco, United States | Not recorded | Exact match | 48 contacts → |
“site:https://Gloc.al (in process of re-branding) Glocal SEO Platform 2025 raised USD plus USD startup valued currently on USD $8.5 million by retail investors of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Autonomyautonomy.comHQ: Santa Monica, CA, United StatesReported employees: 51-200 | Santa Monica, CA, United States | 51-200 | Exact match | 46 contacts → |
“Autonomy is a technology company on a mission to make access to mobility easy and affordable through car subscriptions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  X1x1.comHQ: Pasadena, CA, United StatesReported employees: 11-50 | Pasadena, CA, United States | 11-50 | Exact match | 46 contacts → |
“X1 creates exceptional solutions for people and organizations that need to find information, whether on individual desktops or company networks at the fastest speeds in the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Smartkeywordsmartkeyword.ioHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 45 contacts → |
“SmartKeyword est la solution de référencement naturel la plus complète du marché.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Semjuicesemjuice.comHQ: Aubais, FranceReported employees: 11-50 | Aubais, France | 11-50 | Exact match | 40 contacts → |
“Le SEO évolue, notre métier aussi.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 980 company matches
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Search indexing optimization platforms: dataset insights
September 29, 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
979 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 980 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 29, 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 ↗
Search indexing optimization platforms by location
4 lists · largest firstEvery Search indexing optimization platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Search indexing optimization platforms based in the United States252
- Search indexing optimization platforms based in the United Kingdom56
- Search indexing optimization platforms based in Germany31
Cities
Questions about this company list
What does Exact match mean for search indexing optimization platforms?
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 search indexing optimization platforms did RevenueBase find worldwide?
The saved snapshot records 980 matching company records, 12,148 tracked contacts and 2,606 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 29, 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 search indexing optimization platforms worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/search-indexing-optimization-platforms.
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 search indexing optimization platforms worldwide
RevenueBase records 980 matching company records for search indexing optimization platforms worldwide, with 12,148 tracked contacts and 2,606 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 29, 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 search indexing optimization platforms 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 | Algoliaalgolia.com HQ: Palo Alto, CA, United StatesReported employees: 501-1,000 | Palo Alto, CA, United States | 501-1,000 | Exact match | 811 contacts → |
“Algolia is a leading AI search and discovery platform, powering more than 1.75 trillion queries each year for over businesses worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Constructorconstructor.com HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 671 contacts → |
“Constructor is the only search and discovery platform designed exclusively for commerce where conversions matter.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Conductorconductor.com HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 589 contacts → |
“At Conductor, we’re on a mission to help companies realize the full potential of their AI search presence and translate their wisdom into content that helps people.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Botifybotify.com HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 253 contacts → |
“Botify’s AI search solutions give brands the power to be found everywhere, by consumers, bots, and agents alike.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Lucidworkslucidworks.com HQ: San Francisco, CA, United StatesReported employees: 201-500 | San Francisco, CA, United States | 201-500 | Exact match | 205 contacts → |
“Lucidworks makes search a superpower-ensuring the right information reaches the right people at the right time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ahrefsahrefs.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 174 contacts → |
“Ahrefs is the marketing platform built to keep your brand discoverable across search, AI, and the web.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | WP SEO AIwpseoai.com HQ: Amsterdam, NetherlandsReported employees: 51-200 | Amsterdam, Netherlands | 51-200 | Exact match | 166 contacts → |
“Even before AI-powered Search and platforms like ChatGPT or Perplexity started reshaping how people search, we anticipated the shift in user behaviour.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Luigi's BOXluigisbox.com HQ: Bratislava, SlovakiaReported employees: 51-200 | Bratislava, Slovakia | 51-200 | Exact match | 146 contacts → |
“Luigi’s Box is a set of tools for e-commerce (search analytics, site search & product discovery), that helps you to increase your sales and conversions by providing your visitors…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Adthenaadthena.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 123 contacts → |
“Adthena is the market-leading, AI-driven search intelligence platform that helps enterprise brands and agencies lower paid search costs, protect brand equity and stay ahead of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Search Engine Journalsearchenginejournal.com HQ: Boca Raton, FL, United StatesReported employees: 11-50 | Boca Raton, FL, United States | 11-50 | Exact match | 122 contacts → |
“We are SEO professionals, content writers, and marketers, just like you.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Searchstaxsearchstax.com HQ: El Segundo, CA, United StatesReported employees: 51-200 | El Segundo, CA, United States | 51-200 | Exact match | 110 contacts → |
“SearchStax - the Search Experience Company - enables marketers and developers to deliver fast, relevant website search experiences.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Writesonicwritesonic.com HQ: Usa, United StatesReported employees: 51-200 | Usa, United States | 51-200 | Exact match | 91 contacts → |
“Writesonic runs your marketing for the AI-search era.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Serpstatserpstat.com HQ: Odesa, UkraineReported employees: 51-200 | Odesa, Ukraine | 51-200 | Exact match | 79 contacts → |
“Serpstat is the go-to platform to speed up search marketing goals achievement.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Positive Surfersurferseo.com HQ: Wrocław, PolandReported employees: 51-200 | Wrocław, Poland | 51-200 | Exact match | 72 contacts → |
“Surfer is the most complete platform for AI Search Optimization and visibility.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Seoclarityseoclarity.net HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 69 contacts → |
“seoClarity is an enterprise search intelligence platform that merges SEO and AI search optimization to keep global brands visible across a fragmented search landscape.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | performance.ioperformance-io.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 62 contacts → |
“performance.io are the specialist SEO and AI search agency helping brands drive online performance in the evolving search landscape.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Scalenutscalenut.com HQ: Altadena, CA, United StatesReported employees: 11-50 | Altadena, CA, United States | 11-50 | Exact match | 59 contacts → |
“Your AI-powered SEO Co-Pilot Summary: Scalenut is an AI-powered SEO platform that helps businesses drive organic traffic and build sustainable businesses.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Intrafind Software AGintrafind.com HQ: München, GermanyReported employees: 51-200 | München, Germany | 51-200 | Exact match | 58 contacts → |
“Every day, companies and government agencies generate huge amounts of data, distributed across emails, file storage systems, specialist applications, cloud services, and databases.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Webceowebceo.com HQ: Sheridan, WY, United StatesReported employees: 51-200 | Sheridan, WY, United States | 51-200 | Exact match | 55 contacts → |
“WEBCEO LLC, founded in produces the world-famous WebCEO SEO Platform with 24 tools and white-label functionality.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Chromatrychroma.com HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 49 contacts → |
“Chroma builds data infrastructure for AI” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: San Francisco, United StatesReported employees: Not recorded | San Francisco, United States | Not recorded | Exact match | 48 contacts → |
“site:https://Gloc.al (in process of re-branding) Glocal SEO Platform 2025 raised USD plus USD startup valued currently on USD $8.5 million by retail investors of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Autonomyautonomy.com HQ: Santa Monica, CA, United StatesReported employees: 51-200 | Santa Monica, CA, United States | 51-200 | Exact match | 46 contacts → |
“Autonomy is a technology company on a mission to make access to mobility easy and affordable through car subscriptions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | X1x1.com HQ: Pasadena, CA, United StatesReported employees: 11-50 | Pasadena, CA, United States | 11-50 | Exact match | 46 contacts → |
“X1 creates exceptional solutions for people and organizations that need to find information, whether on individual desktops or company networks at the fastest speeds in the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Smartkeywordsmartkeyword.io HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 45 contacts → |
“SmartKeyword est la solution de référencement naturel la plus complète du marché.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Semjuicesemjuice.com HQ: Aubais, FranceReported employees: 11-50 | Aubais, France | 11-50 | Exact match | 40 contacts → |
“Le SEO évolue, notre métier aussi.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 980 company matches
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Search indexing optimization platforms: dataset insights
September 29, 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
979 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 980 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 29, 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 ↗
Search indexing optimization platforms by location
4 lists · largest firstEvery Search indexing optimization platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Search indexing optimization platforms based in the United States252
- Search indexing optimization platforms based in the United Kingdom56
- Search indexing optimization platforms based in Germany31
Cities
Questions about this company list
What does Exact match mean for search indexing optimization platforms?
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 search indexing optimization platforms did RevenueBase find worldwide?
The saved snapshot records 980 matching company records, 12,148 tracked contacts and 2,606 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 29, 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 search indexing optimization platforms worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/search-indexing-optimization-platforms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗