--- title: "Best Data Enrichment Tools and Providers (2026): 17 Compared" description: "The best data enrichment tools and providers in 2026: the stack OneGTM runs (Deepline, LeadMagic, AI Ark) plus Apollo, ZoomInfo, FullEnrich, Lusha and pricing." url: https://getaob.com/data-enrichment-tools --- # Best data enrichment tools and providers (2026): what we use, and the alternatives Data enrichment adds missing information to a lead or account record: work email, phone, title, company size, tech stack, and more. No single provider has the best data for every market, so the strongest setups run several providers in a waterfall and verify every email before it is used. Below is the enrichment stack OneGTM runs for clients today, followed by the other tools worth knowing, with what each costs. We use the first group in production. Some links are referral links that may earn us a credit, which never changes what you pay or who is listed. By [Garrett Wolfe](https://garrettawolfe.com), founder of OneGTM (Clay Artisan Solutions Partner) and former GTM engineer at Unify. Updated November 1, 2026. Key takeaways - Use a waterfall. Querying several providers in sequence finds far more emails than any single database. - Our default stack is Deepline to orchestrate, with LeadMagic and AI Ark among the providers underneath. - All-in-one databases like Apollo, ZoomInfo, and Cognism are simpler to buy but give you one provider's coverage. That tradeoff is the core of [Clay vs ZoomInfo](https://getaob.com/clay-vs-zoominfo). - Verify every address before sending. A found email is not a confirmed one, and bounces hurt your domain. ## The enrichment stack OneGTM uses These are the tools we run in client builds. Deepline sits on top (Clay for teams already on it) and routes each lookup across providers, and the providers below them fill in emails, phones, and company data. ### [Deepline](https://deepline.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) OneGTM uses this One API, plus Claude Code skills, that routes enrichment across many data providers with waterfall fallbacks, scheduled jobs, and CRM sync. It is what we use for code-first builds. **Best for:** GTM engineers building enrichment in code or with AI agents **Pricing:** Pay as you go at $0.10 per credit with no platform fee. Bring your own provider keys. ### [Clay](https://www.clay.com/?via=a92aa4&utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) OneGTM has used this Spreadsheet-style workflow tool that chains 150+ data providers, AI research agents (Claygent), and CRM sync in one table. OneGTM is a Clay Artisan Solutions Partner. **Best for:** Teams that want visual, no-code enrichment workflows **Pricing:** Free plan; Launch $167/month and Growth $446/month, about 10% less billed annually. ### [LeadMagic](https://go.leadmagic.io/garrett-wolfe?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) OneGTM uses this Email finder, email validation, mobile finder, and company data through an API and web app. Failed lookups do not use credits. **Best for:** High-volume email and mobile lookups inside Clay or code **Pricing:** Essential $99/month for 5,000 credits; Growth $249/month; higher tiers to $849/month. ### [QuickEnrich](https://www.quickenrich.io/?via=onegtm&utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) OneGTM partner Real-time email and phone finder that verifies results, including catch-all addresses, with a web app and API. **Best for:** Budget-friendly email and phone finding **Pricing:** Starter $29/month for 6,000 credits; Growth $99/month; GTM Unlimited $399/month. 300 free lookups a month for new users. ### [BlitzAPI](https://www.blitz-api.ai/?aff=garrett&utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) OneGTM partner Flat-rate API for people and company search, enrichment, verified work emails, and US phone numbers. Their own claim is 550M+ profiles and 65M+ companies. **Best for:** Builders who want predictable cost at high volume **Pricing:** Start $99/month; Scale $499/month; Build Your Infra from $999/month. Plans differ by rate limit and fair-use volume. 1,000 free credits. ## Other data enrichment tools worth knowing These are solid options depending on your market, budget, and how much you want to build. Waterfall tools come first, then single databases, then developer data APIs. ### [FullEnrich](https://fullenrich.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Waterfall enrichment across 25+ sources for work emails and mobile numbers, charging only for verified results. **Best for:** Teams that want a waterfall without building one **Pricing:** Pro $55/month for 1,000 credits; 50 free credits. ### [BetterContact](https://bettercontact.rocks/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Waterfall enrichment across 20+ providers with email and catch-all verification included. **Best for:** Low-cost waterfall enrichment **Pricing:** Starter $15/month (200 credits); Pro $49/month (1,000 credits); 50 free credits. ### [Findymail](https://www.findymail.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Work email and phone finder with verification and a CRM enrichment service. Guarantees under 5% bounce or refunds credits. **Best for:** Cold email teams focused on bounce rates **Pricing:** Starter $99/month for 5,000 finder credits; 10 free credits. ### [Prospeo](https://prospeo.io/?via=onegtm&utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) B2B search and enrichment for verified emails and mobile numbers, with a Chrome extension and API. No credit is charged when no email is found. **Best for:** Affordable email and mobile lookups **Pricing:** Free plan with 100 credits a month; Starter $49/month; Growth $99/month. ### [Apollo.io](https://www.apollo.io/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Contact and company database with sequencing, a dialer, and CRM sync. Apollo says it covers 240M+ contacts. **Best for:** Small teams that want data and sending in one tool **Pricing:** Free plan; paid plans from $49/user/month billed annually. ### [ZoomInfo](https://www.zoominfo.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Enterprise contact and company database with intent data, website visitor tracking, and the Copilot AI assistant. **Best for:** Enterprise sales and marketing teams **Pricing:** Not published; sold by quote. ### [Cognism](https://www.cognism.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) B2B contact data known for phone-verified mobile numbers and GDPR-focused European coverage. **Best for:** Teams selling into Europe who cold call **Pricing:** Not published; sold by quote. ### [Lusha](https://www.lusha.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Email and phone finder with a Chrome extension, API, and MCP server on one credit balance. **Best for:** Individual reps and small teams **Pricing:** Free plan with 40 credits a month; Starter $49.90/month. ### [Wiza](https://wiza.co/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Pulls verified emails and phones for LinkedIn and Sales Navigator prospects. **Best for:** Teams that build lists in Sales Navigator **Pricing:** From $49/month per user; 20 free emails. ### [People Data Labs](https://www.peopledatalabs.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Developer API and bulk data feeds for person, company, and job posting data, delivered by API or into your warehouse. **Best for:** Product and data teams building on raw B2B data **Pricing:** Free tier up to 100 records a month; Pro from $98/month. ### [Crustdata](https://crustdata.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) Real-time people and company search, enrichment, and signals through an API and MCP server. **Best for:** Developers who need fresh company and people signals **Pricing:** Not published; free sandbox API key. ### [HubSpot data enrichment](https://www.hubspot.com/?utm_source=onegtm&utm_medium=referral&utm_campaign=data-enrichment-tools) HubSpot's built-in enrichment, formerly Breeze Intelligence and before that Clearbit, which fills contact and company fields inside HubSpot. **Best for:** HubSpot-only teams **Pricing:** Included with paid HubSpot plans. Prices are from each vendor's site as of October 2026 and change often, so check before you buy. This is an opinionated list, not a paid ranking. Choosing tools for an outbound build? Send me your current stack and what you want it to do. I'll tell you what I'd keep and what I'd change. Get a stack review ## Data enrichment tools compared | Tool | Best for | Starting price | | --- | --- | --- | | Deepline (OneGTM uses) | GTM engineers building enrichment in code or with AI agents | Pay as you go at $0.10 per credit with no platform fee | | Clay (OneGTM has used) | Teams that want visual, no-code enrichment workflows | Free plan; Launch $167/month | | LeadMagic (OneGTM uses) | High-volume email and mobile lookups inside Clay or code | Essential $99/month for 5,000 credits | | QuickEnrich (OneGTM partner) | Budget-friendly email and phone finding | Starter $29/month for 6,000 credits | | BlitzAPI (OneGTM partner) | Builders who want predictable cost at high volume | Core $399/month | | FullEnrich | Teams that want a waterfall without building one | Pro $55/month for 1,000 credits | | BetterContact | Low-cost waterfall enrichment | Starter $15/month (200 credits) | | Findymail | Cold email teams focused on bounce rates | Starter $99/month for 5,000 finder credits | | Prospeo | Affordable email and mobile lookups | Free plan with 100 credits a month | | Apollo.io | Small teams that want data and sending in one tool | Free plan | | ZoomInfo | Enterprise sales and marketing teams | Not published | | Cognism | Teams selling into Europe who cold call | Not published | | Lusha | Individual reps and small teams | Free plan with 40 credits a month | | Wiza | Teams that build lists in Sales Navigator | From $49/month per user | | People Data Labs | Product and data teams building on raw B2B data | Free tier up to 100 records a month | | Crustdata | Developers who need fresh company and people signals | Not published | | HubSpot data enrichment | HubSpot-only teams | Included with paid HubSpot plans | Starting prices as published by each vendor in October 2026. ## How to choose a data enrichment tool - **Coverage in your market.** Test 100 of your own target contacts in two or three tools before you commit. Coverage varies a lot by region, seniority, and industry. - **One provider or a waterfall.** Single databases are simpler. Waterfalls find more emails because each provider fills gaps the others miss. [What is waterfall enrichment?](https://getaob.com/gtm-glossary#waterfall-enrichment) - **Verification built in.** Make sure results are verified, and decide how to handle [catch-all addresses](https://getaob.com/gtm-glossary#catch-all-email). - **How it fits your stack.** No-code teams do well with Clay. Teams with a technical owner save money with an API like Deepline called from code. We compare the two in [Clay vs Deepline](https://getaob.com/clay-vs-deepline). - **Pricing model.** Per credit, per seat, or flat rate. Flat-rate APIs win at high volume; credits win when volume is uneven. ## How OneGTM runs enrichment for clients A typical build pulls accounts from several sources, dedupes them against the CRM, and then enriches contacts through a waterfall: the cheapest reliable provider first, then others only when the first misses. Every email is verified before it reaches a sequencer, and results sync back to the CRM. We build this in Clay when the client's team wants to see and edit the workflow, and in code with [Claude Code](https://getaob.com/claude-code-gtm) and Deepline when cost at volume matters more. If you want this built and run for you, see [our Clay agency work](https://getaob.com/clay-agency). ## When it makes sense to get help with enrichment Signing up for an enrichment tool takes five minutes. Getting good data out of it takes longer. Most teams we talk to have a tool already and are still dealing with low match rates, credits that run out mid-month, bounces from unverified emails, or a Clay table only one person understands. The hard part is the system around the tool: which providers to run in what order for your market, how to verify and dedupe, and how results land in the CRM without overwriting good data. That is the part OneGTM builds and runs. - Your match rate on target contacts is below 60 percent. - Credits or provider bills are growing faster than pipeline. - Bounce rates on cold email are creeping above 2 percent. - Nobody on the team owns the enrichment workflow day to day. Book an enrichment review ## Data enrichment providers vs. data enrichment platforms The market splits into two layers, and most teams need one of each. **Data enrichment providers** (sometimes called data enrichment companies or vendors) own or license the data: Apollo, ZoomInfo, Cognism, Lusha, and LeadMagic sell contacts, emails, phones, and firmographics from their own databases. **Data enrichment platforms** sit on top of many providers and run a waterfall: Deepline, Clay, FullEnrich, and BetterContact query provider after provider until one returns a verified result. A single provider is simpler and is fine for one use case, such as emails for a sales team in one region. A platform finds more because no single database covers everyone, and coverage gaps differ by country, industry, and seniority. This page is about B2B company and contact data. Product data enrichment, which fills in ecommerce catalog attributes for a product information system, is a different category with different vendors. | | Data enrichment provider | Data enrichment platform | | --- | --- | --- | | What it is | A company with its own contact and company database | A layer that queries many providers in sequence | | Examples on this page | Apollo, ZoomInfo, Cognism, Lusha, LeadMagic | Deepline, Clay, FullEnrich, BetterContact | | Coverage | Limited to one database | Usually higher, since misses fall through to the next source | | Best for | One clear use case and a simple budget | Lists across countries, roles, and data types | ## Data enrichment tools FAQ ### What is the best data enrichment tool? There is no single best tool, because coverage depends on your market. For most B2B teams the best results come from a waterfall that runs several providers in sequence, orchestrated by Clay or a data API like Deepline. If you want one simple database, Apollo is the common starting point for small teams and ZoomInfo or Cognism for larger ones. ### What is data enrichment? Data enrichment is adding missing information to a lead or account record, such as a work email, phone number, job title, company size, industry, or tech stack, by looking it up in one or more data providers. ### What is waterfall enrichment? Waterfall enrichment queries several data providers one after another until one returns a result, so you get higher coverage and only pay the extra providers when the first one misses. Clay, Deepline, FullEnrich, and BetterContact all work this way. ### What does OneGTM use for data enrichment? OneGTM builds enrichment with Deepline as the orchestration layer (Clay when the team already runs it) and providers such as LeadMagic and AI Ark underneath, plus email verification before anything is sent. The exact mix depends on the client's market and budget. ### How much do data enrichment tools cost? Self-serve tools start around $15 to $100 a month for a few thousand credits, flat-rate APIs run about $400 to $600 a month, and enterprise databases like ZoomInfo and Cognism are sold by quote. Prices on this page come from each vendor's site as of October 2026. ### Do I still need to verify emails after enrichment? Yes. A found email is a best match, not a confirmed mailbox. Verify every address before sending, treat invalid results as dead, and handle catch-all addresses carefully to keep bounce rates low. ### Should I hire an agency to set up data enrichment? If you have someone technical who can own it, you can build a good waterfall yourself with Clay or an API. Teams usually bring in help when match rates are low, costs are climbing, or no one has time to maintain the workflow. OneGTM builds and runs enrichment inside your own accounts, so you keep everything if you take it in house later. ### What is the difference between a data enrichment provider and a data enrichment platform? A data enrichment provider such as Apollo, ZoomInfo, or LeadMagic sells data from its own database. A data enrichment platform such as Deepline, Clay, or FullEnrich queries many providers in a waterfall and returns the first verified result, which usually finds more contacts than any single provider. ### Is B2B data enrichment the same as product data enrichment? No. B2B data enrichment adds company and contact details such as emails, phones, headcount, and industry to CRM records. Product data enrichment fills in ecommerce product attributes for a catalog or product information system, and uses a different set of vendors. ### What are the best data enrichment tools for B2B? For a waterfall across many providers, Deepline or Clay. For single-source contact data, Apollo, ZoomInfo, and Cognism. For verified emails and mobiles, LeadMagic, Prospeo, and FullEnrich. OneGTM runs enrichment through Deepline with several providers behind it and verifies every email. Want an enrichment waterfall built for your market? ## Related - [Best phone number finder tools](https://getaob.com/phone-number-finder-tools): Mobile and direct dial data compared, with the waterfall OneGTM runs and calling compliance basics. - [Best email finder tools](https://getaob.com/email-finder-tools): Work email finders compared, with the waterfall OneGTM runs and what each tool costs. - [Apollo alternatives](https://getaob.com/apollo-alternatives): What to use instead of Apollo for data, signals, and sending, by job. - [Clay alternatives and competitors](https://getaob.com/clay-alternatives): What to use instead of Clay, organized by the job you need done, plus who competes with Clay head on. - [Best B2B prospecting tools](https://getaob.com/b2b-prospecting-tools): Prospecting tools for lists, signals, and outreach, with the ones OneGTM uses first. - [Clay agency and Clay consultant](https://getaob.com/clay-agency): Clay tables, enrichment waterfalls, and scoring from a Clay Artisan Solutions Partner. - [GTM glossary](https://getaob.com/gtm-glossary): Plain definitions of 62 go-to-market and GTM engineering terms, from ICP to DMARC. - [Best website visitor identification tools](https://getaob.com/website-visitor-identification): Person-level and company-level visitor ID tools, with pricing, accuracy, and privacy notes. ## Get an enrichment stack review Tell me what you're building. I reply the same day. Book a call at [getaob.com/#contact](https://getaob.com/#contact) or email [team@getaob.com](mailto:team@getaob.com).