Insights & Updates
B2B data, APIs, and building with company intelligence. Written by the CompanyEnrich team.
Best Coresignal Alternatives in 2026: 6 APIs Tested for Every Use Case
Coresignal alternatives tested in two benchmarks. Where CompanyEnrich, Crustdata, PDL, Apollo, FullEnrich, and Prospeo beat Coresignal on coverage and cost.
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Best Crustdata Alternatives in 2026: 6 APIs Tested
Crustdata alternatives tested in two benchmarks: where CompanyEnrich, Coresignal, PDL, FullEnrich, Apollo, and Prospeo beat Crustdata, and where they fail.
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Best People Data Labs Alternatives in 2026: 6 APIs Tested Against PDL, by Use Case
People Data Labs alternatives tested against PDL in two benchmarks. See where CompanyEnrich, Crustdata, Coresignal, FullEnrich, Apollo, and Prospeo win or fail.
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How to Build Perfect CRM Enrichment: Workflows, Plays, and AI Agents
A practical guide to CRM enrichment: turn CRM data into sales decisions with company enrichment, people data, ICP scoring, job-change monitoring, and MCP workflows.
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Best Company Data APIs in 2026: Benchmark-Backed Picks by Use Case
Best company data APIs compared by use case, benchmark coverage, data depth, LinkedIn coverage, raw datasets, AI agents, and enrichment workflows.
Read more →![How to Calculate TAM the Modern AI Way [Workflow Included]](/og/blog-how-to-calculate-tam-ai-og.png)
How to Calculate TAM the Modern AI Way [Workflow Included]
A practical workflow for calculating TAM the AI way — from formulas and bottom-up sizing to using semantic search and lookalike company APIs to turn TAM into a live account map.
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How to Enrich a Company from a Domain: AI Workflow Inside
A practical AI workflow for enriching a company from a domain — fetch with Firecrawl, extract with OpenAI structured outputs, validate, and decide when to use a company enrichment API instead.
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How to Find Competitors of a Company: 5-Step Workflow
A practical guide to finding company competitors at B2B scale — from manual research to API-driven workflows using lookalike companies, qualification signals, and AI agents.
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NAICS Codes for B2B Sales: 3 Use Cases, Pitfalls and AI Workflow
How NAICS codes work for RevOps: reading the hierarchy, where SIC causes problems, 3 real use cases, why your CRM codes are often wrong, and how to get clean NAICS data without manual lookups.
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Reverse Email Lookup: How It Works, Limitations, and How to Pick a Provider
A deep guide to reverse email lookup tools — how they work under the hood, where they break, and how to evaluate providers.
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