Ecosystem map · Boston
540 startups based in Boston that have raised money in rounds we track, grouped by their main sector. Together they have raised $27B; AI is the biggest sector, with 114 companies.
+90 more
+87 more
+47 more
+31 more
+15 more
+7 more
43 without a founding year on record.
Each dot is a startup: the year it was founded across, the total it has raised up (each line is ten times the one below). Pick a segment to pick it out.
488 of 540 startups shown; the rest have no founding year or amount on record.
Startups by country, 1 country in all.
114 startups · $4.3B raised
111 startups · $8.9B raised
71 startups · $1.5B raised
55 startups · $3.0B raised
39 startups · $715M raised
31 startups · $5.9B raised
22 startups · $900M raised
21 startups · $230M raised
20 startups · $589M raised
19 startups · $114M raised
19 startups · $151M raised
18 startups · $1.1B raised
How this map is made. Every startup here is based in Boston and has raised money in rounds we track. Each sits under its main sector, read from its rounds; each sector shows its best-funded first. Rebuilt nightly; updated 15 November 2026.
Open any company for its rounds and investors, or search the investors behind these startups in the app, with filters, lists and exports.