---
title: "17 Seed Investors in Denver and Boulder (Nov 2026)"
last_updated: "2026-11-06"
rows: "17"
free_rows: "10"
source: "SEC filings"
canonical: "https://theinvestordatabase.com/lists/seed-investors-in-denver-and-boulder/"
---

# 17 seed investors in Denver and Boulder

We list 17 seed investors in Denver and Boulder as of November 2026: each has an SEC filing on file, and the list was last checked on 6 Nov 2026. The cities with the most head offices on this list are Denver (14), Boulder (2) and Golden (1).

- 17 investors
- 9 with a fund filing or dated deal in the last 12 months
- $27M median fund size on file (SEC Form D, 14 firms)
- 70 named decision-makers on file

## First 10 of 17 seed investors in Denver and Boulder

| Investor | Type | HQ | Stages (our research) | Focus (our research) | Latest fund or deal | Fund size | Checked | Profile |
|---|---|---|---|---|---|---|---|---|
| Firehunter | VC firm | Denver, CO | Seed | AI, Robotics | New fund, Sep 2026 | $25M (SEC Form D, 2026) | 2026-11-04 | https://theinvestordatabase.com/investors/firehunter/ |
| Aurelia Foundry | VC firm | Denver, CO | Seed, Series A | Space, Mobility, Climate Tech, Healthtech | New fund, Oct 2026 | $75M (SEC Form D, 2023) | 2026-11-04 | https://theinvestordatabase.com/investors/aurelia-foundry/ |
| Massive VC | VC firm | Boulder, CO | Seed, Series A, Series B | Space, AI, Energy, Cybersecurity | New fund, May 2026 | $30M (SEC Form D, 2026) | 2026-11-04 | https://theinvestordatabase.com/investors/massive-vc/ |
| Blackhorn Ventures | VC firm | Denver, CO | Seed, Series A | AI, Energy, Developer Tools, Industrial Tech | New deal, Jul 2026 | $250M (SEC Form D, 2022) | 2026-11-04 | https://theinvestordatabase.com/investors/blackhorn-ventures/ |
| Equitage Ventures | VC firm | Denver, CO | Seed | Healthtech, AI, Future of Work, Medtech | New fund, Jan 2025 | $30M (SEC Form D, 2023) | 2026-11-05 | https://theinvestordatabase.com/investors/equitage-ventures/ |
| Switchboard | VC firm | Denver, CO | Seed, Series A | AI, Fintech, Insurtech, Healthtech | New fund, Oct 2026 |  | 2026-11-04 | https://theinvestordatabase.com/investors/switchboard/ |
| Helios Climate Ventures | VC firm | Denver, CO | Seed | Energy, Mobility, Industrial Tech, Climate Tech |  | $139M (SEC Form ADV) | 2026-11-05 | https://theinvestordatabase.com/investors/helios-climate-ventures/ |
| Moxxie | VC firm | Boulder, CO | Seed | AI, Healthtech, Climate Tech, Fintech | New fund, Jun 2023 | $85M (SEC Form D, 2021) | 2026-11-05 | https://theinvestordatabase.com/investors/moxxie/ |
| Denver Angels | VC firm | Denver, CO | Pre-seed, Seed, Series A, Series B, Growth | AI, Logistics, Legal Tech, Generalist | New deal, Apr 2026 | $202k (SEC Form D, 2023) | 2026-11-05 | https://theinvestordatabase.com/investors/denver-angels/ |
| Nomadicvp | VC firm | Denver, CO | Pre-seed, Seed, Series A | Industrial Tech, Energy | New deal, Jul 2026 | $2M (SEC Form D, 2022) | 2026-11-04 | https://theinvestordatabase.com/investors/nomadicvp/ |

You are seeing 10 of 17. The full list adds 7 more investors and 70 named decision-makers.

Get all 17 investors and 70 named contacts, $49, one-time: https://theinvestordatabase.com/buy/list/seed-investors-in-denver-and-boulder
This page: https://theinvestordatabase.com/lists/seed-investors-in-denver-and-boulder/

## Method and limits
- Source: All 17 rows carry an SEC filing (Form D or Form ADV). All 17 have a website we checked. Filing date and fund size are SEC data where a filing exists. Stage, sector and check size are our research.
- Inclusion rule: Organizations that back startups. Individuals, buyout funds and firms we found to be inactive are left out. Stage: the firm states that it invests at seed. Place: head office in Denver and Boulder, matched on city and state.
- Order: Activity score out of 100: recency of the latest fund filing or dated deal (40: full marks within 3 months, then stepping down at 6, 12 and 24 months), stage focus (15: all of it when seed is the only stage the firm states, split evenly when it states more), stated focus on the US (15: full marks when the firm names the US as where it invests, half when it says global), size of the fund on file on a log scale (20) and completeness of the public record (10). Stage and regional focus are our research, not an SEC figure. It is a measure of activity and fit, not of quality or returns.
- Fill rates: Of 17 rows: stage 17, sector 17, fund size 16, website 17. In the paid file: named decision-makers on 17 rows, firm email on 7, LinkedIn page on 10, check size on 3.

## Questions
### How many seed investors in Denver and Boulder are there?
We list 17 as of November 2026. 9 of the 17 have a fund filing or a dated deal in the last 12 months. The cities with the most are Denver (14), Boulder (2) and Golden (1).

### Which seed investors in Denver and Boulder raised a new fund in the last 12 months?
8 of the 17 have a fund filing dated in the last 12 months. The most recent on this list are Aurelia Foundry (Oct 2026), Switchboard (Oct 2026) and Firehunter (Sep 2026).

### What is the typical fund size of seed investors in Denver and Boulder?
The median fund size on file for this list is $27M, across the 14 firms with a size on an SEC Form D. The fund on file is each firm's main fund, which is not always its newest. The other 3 do not disclose a size there.

### How do I contact seed investors in Denver and Boulder?
The paid file holds 70 named decision-makers across 17 of these 17 and a firm email for 7. We publish the address a firm lists itself, never a personal email. Each free row links to a profile with the firm's website.

### Where does the data on seed investors in Denver and Boulder come from?
All 17 rows have an SEC filing on file (Form D or Form ADV). Filing date and fund size come from the filing. Stage, sector and check size are our research. Rows on this list were last checked on 6 Nov 2026 at the latest. The whole file is re-verified twice a year.