Bay Area Tech Map

An interactive map of 200+ tech companies in the San Francisco Bay Area, built with Leaflet.js and Stamen Watercolor tiles.

View Live Map

Translations: 中文 | 日本語

Features

• 208 verified companies — from YC startups to FAANG, all with real physical addresses
• Watercolor map style — beautiful hand-drawn aesthetic using Stamen tiles
• Company logos — well-known companies display their logo as the map marker
• Search & filter — find companies by name, description, or category
• 16 categories — AI, Fintech, SaaS, Consumer, Dev Tools, Hardware, and more
• Marker clustering — clean view even in dense areas like SoMa

Tech Stack

• Leaflet.js — interactive map
• Leaflet.markercluster — marker clustering
• Stamen Watercolor — map tiles
• Vanilla HTML/CSS/JS — no build tools, no framework
• Company data stored in companies.json

Getting Started

# Clone the repo
git clone https://github.com/your-username/bay-area-tech-map.git
cd bay-area-tech-map

# Serve locally (any static server works)
npx serve .
# or
python3 -m http.server 3000

Then open http://localhost:3000.

Data Format

Company data lives in companies.json. Each entry:

{
  "name": "Stripe",
  "category": "fintech",
  "description": "Payment infrastructure for the internet",
  "address": "354 Oyster Point Blvd, South San Francisco, CA 94080",
  "lat": 37.6515,
  "lng": -122.4002,
  "website": "https://stripe.com/",
  "logo": "https://logo.clearbit.com/stripe.com"
}

Contributing

Want to add a company? See CONTRIBUTING.md for details.

Two ways to contribute:

1. Edit companies.json and submit a PR
2. Open an issue with the company info

All addresses are verified — we don't accept virtual mailboxes or registered agent addresses.

Categories

Color	Category	Examples
	Consumer	Airbnb, Reddit, Discord
	Fintech	Stripe, Plaid, Robinhood
	AI	OpenAI, Anthropic, Scale AI
	SaaS	Salesforce, Notion, Slack
	Dev Tools	GitHub, GitLab, Docker
	Logistics	Uber, DoorDash, Instacart
	Hardware	Apple, NVIDIA, Intel
	Security	Cloudflare, Okta, Palo Alto Networks
	Health	Genentech, 23andMe
	Data	Databricks, Snowflake, Splunk

License

MIT