# 37 CompanyStack alternatives in 2026

Last updated: November 11, 2026.

The best CompanyStack alternatives for company enrichment APIs: Venture Atlas, GLEIF and TrustMRR, by our benchmark of November 10, 2026. CompanyStack's website is companystack.co.uk.

## Company enrichment API alternatives

[CompanyStack](https://datacircle.dev/company-enrichment-apis/companystack/free#29-monthly) is #233 of the 283 providers we rank. Every provider of this API, ranked: [Company enrichment API: best providers in 2026](https://datacircle.dev/best-company-enrichment-api)

1. [Venture Atlas, free](https://datacircle.dev/company-enrichment-apis/venture-atlas/free): Overall score 74.6, Accuracy score 58, $0.00 per 1,000 companies
2. [GLEIF, free](https://datacircle.dev/company-enrichment-apis/gleif/free): Overall score 73.2, Accuracy score 51, $0.00 per 1,000 companies
3. [TrustMRR, free](https://datacircle.dev/company-enrichment-apis/trustmrr/free): Overall score 71.5, Accuracy score 34, $0.00 per 1,000 companies
4. [GetProspect, $49 monthly, Starter](https://datacircle.dev/company-enrichment-apis/getprospect/free-post-v2-companies-enrich#49-monthly-starter-post-v2-companies-enrich): Overall score 64.9, Accuracy score 15, $0 extra per 1,000. The $49 monthly price covers any number of companies.
5. [Finage, $299 monthly](https://datacircle.dev/company-enrichment-apis/finage/299-monthly): Overall score 64.3, Accuracy score 11, $0 extra per 1,000. The $299 monthly price covers any number of companies.
6. [SEC EDGAR, free](https://datacircle.dev/company-enrichment-apis/sec-edgar/free): Overall score 62.2, Accuracy score 21, $0.00 per 1,000 companies
231. [Veriport, $15 monthly, Monthly plan](https://datacircle.dev/company-enrichment-apis/veriport/free-no-key-get-fr-company-id#15-monthly-monthly-plan-get-fr-company-id), for France only: Overall score 47.2, Accuracy score 9, $3.00 per 1,000 companies
232. [JSON.pe, PEN 45 (about $13) monthly, Plan Enterprise](https://datacircle.dev/company-enrichment-apis/json-pe/free-plan-gratis-post-ruc#pen-45-monthly-plan-enterprise-post-ruc), for Peru only: Overall score 46.6, Accuracy score 14, $0.087 per 1,000 companies
234. [Leadgen Romania, €9 monthly, Pro](https://datacircle.dev/company-enrichment-apis/leadgen-romania/free-no-key-get-record-cui#9-monthly-pro-get-record-cui), for Romania only: Overall score 44.5, Accuracy score 11, $0.68 per 1,000 companies
235. [apipj, R$12.90 (about $3) monthly](https://datacircle.dev/company-enrichment-apis/apipj/free#r-12-90-monthly), for Brazil only: Overall score 44.3, Accuracy score 16, $0.013 per 1,000 companies

## Company discovery API alternatives

[GetProspect](https://datacircle.dev/company-discovery-apis/getprospect/free#49-monthly), [Hunter](https://datacircle.dev/company-discovery-apis/hunter/free-post-discover#49-monthly-starter-post-discover) and [PeopleSearch.im](https://datacircle.dev/company-discovery-apis/peoplesearch-im/free#5-pack) are the best [company discovery API providers](https://datacircle.dev/best-company-discovery-api) in the Datacircle benchmark.

On our [CompanyStack plan pages](https://datacircle.dev/company-discovery-apis/companystack/free), we compare each CompanyStack plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 companies first.

- [graph8, $499 monthly](https://datacircle.dev/company-discovery-apis/graph8/free#499-monthly): $0.00012 per 1,000 companies
- [Hunter, $921.50 yearly, Data Platform, 97,000 Search credits, POST /discover](https://datacircle.dev/company-discovery-apis/hunter/free-post-discover#921-50-yearly-data-platform-97000-search-credits-post-discover): $0.00036 per 1,000 companies
- [Argorant, $49 monthly](https://datacircle.dev/company-discovery-apis/argorant/free#49-monthly): $0.00038 per 1,000 companies
- [The Swarm, $12,000 yearly, Enterprise 2500, POST /v3/companies/search](https://datacircle.dev/company-discovery-apis/the-swarm/free-14-day-free-trial-post-v3-companies-search#12000-yearly-enterprise-2500-post-v3-companies-search): $0.00039 per 1,000 companies
- [Dato Capital, €249 monthly](https://datacircle.dev/company-discovery-apis/dato-capital/free#249-monthly): $0.0014 per 1,000 companies
- [Scoris, €7,669 yearly](https://datacircle.dev/company-discovery-apis/scoris/free#7669-yearly): $0.0014 per 1,000 companies
- [Bigdata.com, contact us](https://datacircle.dev/company-discovery-apis/bigdata-com/free#contact-us): no price per 1,000 companies
- [Fusable, contact us](https://datacircle.dev/company-discovery-apis/fusable/contact-us): no price per 1,000 companies
- [HSH Intelligence, contact us](https://datacircle.dev/company-discovery-apis/hsh-intelligence/free#contact-us): no price per 1,000 companies
- [JobsPipe, contact us, Enterprise, GET /v1/technologies/export](https://datacircle.dev/company-discovery-apis/jobspipe/free-post-v1-jobs-companies#contact-us-enterprise-get-v1-technologies-export): no price per 1,000 companies

Compare every company discovery API plan: [Company discovery API pricing: free and cheapest plans compared](https://datacircle.dev/company-discovery-api-pricing)

## Company hierarchy API alternatives

[DiscoLike](https://datacircle.dev/company-hierarchy-apis/discolike/99-monthly), [Bigdata.com](https://datacircle.dev/company-hierarchy-apis/bigdata-com/free#50-monthly) and [Magellan Data](https://datacircle.dev/company-hierarchy-apis/magellan-data/free-10000-free-credits-post-v1-corporate-families#375-pack-25000-credits-post-v1-corporate-families) are the best [company hierarchy API providers](https://datacircle.dev/best-company-hierarchy-api) in the Datacircle benchmark for companies in any country.

On our [CompanyStack plan pages](https://datacircle.dev/company-hierarchy-apis/companystack/free), we compare each CompanyStack plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 companies first.

- [Bigdata.com, free](https://datacircle.dev/company-hierarchy-apis/bigdata-com/free): $0.00 per 1,000 companies
- [Datacil, free](https://datacircle.dev/company-hierarchy-apis/datacil/free): $0.00 per 1,000 companies
- [Equivista, free requests for registered users, GET /api/v1/companies/{company_number}/shareholders](https://datacircle.dev/company-hierarchy-apis/equivista/free-anonymous-request-get-api-v1-companies-company-number-shareholders#free-requests-for-registered-users-get-api-v1-companies-company-number-shareholders): $0.00 per 1,000 companies
- [GLEIF, free, GET /api/v1/lei-records/{id}/ultimate-parent](https://datacircle.dev/company-hierarchy-apis/gleif/free-get-api-v1-lei-records-id-ultimate-parent): $0.00 per 1,000 companies
- [Firmainfo, contact us, Enterprise, GET /api/v1/companies/{company_id}/subsidiaries](https://datacircle.dev/company-hierarchy-apis/firmainfo/free-14-day-free-trial-get-api-v1-companies-company-id-subsidiaries#contact-us-enterprise-get-api-v1-companies-company-id-subsidiaries): $0.50 per 1,000 companies
- [DiscoLike, $15,350 yearly](https://datacircle.dev/company-hierarchy-apis/discolike/99-monthly#15350-yearly): $1.20 per 1,000 companies
- [Skrapp, $13,488 yearly, Enterprise 500K, POST /api/v3/companies/bulk-enrich](https://datacircle.dev/company-hierarchy-apis/skrapp/349-monthly-enterprise-50k-post-api-v3-companies-bulk-enrich#13488-yearly-enterprise-500k-post-api-v3-companies-bulk-enrich): $4.50 per 1,000 companies
- [Canonical, top-up, Extra credits (Pro)](https://datacircle.dev/company-hierarchy-apis/canonical/free#top-up-extra-credits-pro): $8.00 per 1,000 companies
- [Fusable, contact us](https://datacircle.dev/company-hierarchy-apis/fusable/contact-us): no price per 1,000 companies
- [Infocredit Group, contact us, API4ALL access, GET /a4a/3.0/api/report/credit/code/{code}](https://datacircle.dev/company-hierarchy-apis/infocredit-group/contact-us-api4all-access-get-a4a-3-0-api-report-credit-code-code): no price per 1,000 companies

Compare every company hierarchy API plan: [Company hierarchy API pricing: free and cheapest plans compared](https://datacircle.dev/company-hierarchy-api-pricing)

## Business verification API alternatives

[GovFiles](https://datacircle.dev/business-verification-apis/govfiles/free#top-up), [Didit](https://datacircle.dev/business-verification-apis/didit/top-up-from-50) and [CompanyData.com](https://datacircle.dev/business-verification-apis/companydata-com/free-api-credits#249-monthly) are the best [business verification API providers](https://datacircle.dev/best-business-verification-api) in the Datacircle benchmark for companies in any country.

On our [CompanyStack plan pages](https://datacircle.dev/business-verification-apis/companystack/29-monthly), we compare each CompanyStack plan with other providers' plans. We list other providers' plans below, cheapest per 1,000 companies first.

- [SCALA, €19 monthly](https://datacircle.dev/business-verification-apis/scala/free#19-monthly): $42.76 per 1,000 companies
- [Jid, pay as you go, GET /v1/entities/{id}/verify, from the 1,001st call a month](https://datacircle.dev/business-verification-apis/jid/free-no-key-get-v1-entities-id-verify#pay-as-you-go-get-v1-entities-id-verify-from-the-1001st-call-a-month): $50.00 per 1,000 companies
- [Judit, R$5,000 pack, API Pré-Pago R$5k, POST /entities, 12,500 requests](https://datacircle.dev/business-verification-apis/judit/r-5000-pack-api-pre-pago-r-5k-post-entities-12500-requests): $78.70 per 1,000 companies
- [SOSfinder, top-up from $9](https://datacircle.dev/business-verification-apis/sosfinder/free#top-up-from-9): $90.00 per 1,000 companies
- [TIN Comply, $1,000 monthly, Enterprise Premium, POST /api/v1/validate/company-details-lookup-by-name-address](https://datacircle.dev/business-verification-apis/tin-comply/100-pack-100-pack-post-api-v1-validate-company-details-lookup-by-name-address#1000-monthly-enterprise-premium-post-api-v1-validate-company-details-lookup-by-name-address): $200.00 per 1,000 companies
- [Houjin Agentic JP, pay as you go, x402 pay per call, POST /report](https://datacircle.dev/business-verification-apis/houjin-agentic-jp/pay-as-you-go-x402-pay-per-call-post-report): $250.00 per 1,000 companies
- [Limitguard, $999 pack, Pro, POST /v1/kyb/check, KYB Check, cached](https://datacircle.dev/business-verification-apis/limitguard/pay-as-you-go-free-key-post-v1-kyb-check-kyb-check-cached#999-pack-pro-post-v1-kyb-check-kyb-check-cached): $250.00 per 1,000 companies
- [OpenCorporates, £6,600 yearly](https://datacircle.dev/business-verification-apis/opencorporates/free#6600-yearly): $293.37 per 1,000 companies
- [Flipvo, contact us, Developer access, POST /v1/carrier/lookup](https://datacircle.dev/business-verification-apis/flipvo/pay-as-you-go-x402-pay-per-call-post-v1-carrier-lookup#contact-us-developer-access-post-v1-carrier-lookup): no price per 1,000 companies
- [Infyner, contact us](https://datacircle.dev/business-verification-apis/infyner/free#contact-us): no price per 1,000 companies

Compare every business verification API plan: [Business verification API pricing: free and cheapest plans compared](https://datacircle.dev/business-verification-api-pricing)

## See also

- [Venture Atlas alternatives](https://datacircle.dev/venture-atlas-alternatives)
- [GLEIF alternatives](https://datacircle.dev/gleif-alternatives)
- [TrustMRR alternatives](https://datacircle.dev/trustmrr-alternatives)
- [GetProspect alternatives](https://datacircle.dev/getprospect-alternatives)
- [Finage alternatives](https://datacircle.dev/finage-alternatives)
- [SEC EDGAR alternatives](https://datacircle.dev/sec-edgar-alternatives)
- [Veriport alternatives](https://datacircle.dev/veriport-alternatives)
- [JSON.pe alternatives](https://datacircle.dev/json-pe-alternatives)