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FirmsLedger

FirmsLedger is our own product: a US-only, SEO-first directory where buyers — procurement managers, engineers and OEMs — browse manufacturers by category and state, and manufacturers get a free profile page that brings in leads. It started as a general business directory and was rebuilt on the Next.js App Router as a manufacturing-only directory with a Postgres backend.

Next.jsReactTailwind CSSDrizzle ORMNeon PostgresTanStack QueryResendCloudflare R2PythonPlaywrightVercel
FirmsLedger — A US manufacturer directory built for programmatic SEO — browse verified manufacturers by category and state.

The Challenge

What needed solving

Buyers sourcing US manufacturers rely on fragmented directories, trade-show contacts and generic web search. A directory that wants to win that traffic needs real, crawlable landing pages for every category and state — and has to stay fast, indexable and affordable as the company count grows into the hundreds of thousands.

Our Solution

How we built it

We built category, state and subcategory pages as bounded, enumerable routes, and company profiles as on-demand ISR pages that only become indexable once approved and filled in. Search queries are canonicalized so "top 10" and "best" variants don't create duplicate pages. Manufacturers can list themselves through a free public form or an invite link, a single-operator admin panel handles approvals, and an offline Python + Playwright pipeline seeds company data with fuzzy duplicate detection. Caching and ISR intervals were tuned so the serverless Postgres database can actually scale to zero between visits.

Results & Outcomes

What we achieved

  • Live at firmsledger.com, covering all 50 US states
  • Category × state × subcategory landing pages built for programmatic SEO
  • Free self-serve listing form plus invite-link onboarding with admin approval
  • Profiles only indexed once approved and described — kept in sync with the sitemap

Project Details

Category

Web

Technologies

Next.jsReactTailwind CSSDrizzle ORMNeon PostgresTanStack QueryResendCloudflare R2PythonPlaywrightVercel

Tags

B2B DirectoryProgrammatic SEOManufacturing

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Search verified US manufacturers by category and state
Why FirmsLedger: verified domestic operations and capability-level sourcing
Built for buyers who want a more resilient, domestic supply chain
How it works: discover capabilities, evaluate suppliers, contact them directly
Free listings put manufacturers in front of buyers
Typically responds within 4 hours

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