Company lists · Data refreshed September 2026

Top 25 Mission-driven venture capital companies based in Houston, United States

RevenueBase identified 49 mission-driven venture capital companies headquartered in Houston, United States as of September 2026 and tracks 192 professional contacts across them, including 47 with verified work emails. Across the United States, New York is the largest hub for this category (395 companies); Houston has 49.

This list covers mission-driven venture capital companies headquartered in Houston, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
49Companies
192Contacts tracked
47Verified emails
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The 25 largest mission-driven venture capital companies based in Houston, United States

Ranked by team size
Top 25 of 49 mission-driven venture capital companies based in Houston, United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to mission-driven venture capital companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-1016 contacts →

Strong evidence

“New Climate Ventures (NCV) is an early-stage venture capital firm investing in the future of how we produce, power, and consume.”

Source: RevenueBase Database · checked Sep 14, 2026
2Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 202611-508 contacts →

Strong evidence

“Tupper Lake Partners is a Venture Capital and Investment Management firm formed in 2020 comprised of former energy & technology CEOs that bring their experience (and personal…”

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-107 contacts →

Partial evidence

“Ecosphere Ventures is a Houston-based Pre-Seed through late-Seed stage fund focused on investing in transformative climatetech and sustainability solutions in the U.S.”

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-107 contacts →

Partial evidence

“Investing in remarkable founders of color who drive change, innovation and impact.”

Source: RevenueBase Database · checked Sep 14, 2026
5Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 202611-506 contacts →

Strong evidence

“Small Ventures USA, LP (SMV) is a venture capital and private equity firm founded by William O.”

Source: RevenueBase Database · checked Sep 14, 2026
6Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-106 contacts →

Strong evidence

“HX Venture Fund is a venture capital fund of funds that creates a multiplier effect by linking the transformational power of world-class corporations, technology innovation, and…”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 202611-505 contacts →

Indirect evidence

“A clean technology-centric ecosystem, Beam Earth provides funding for environmentally-aligned businesses and services across the investment themes of clean energy, sustainability…”

Source: RevenueBase Database · checked Sep 14, 2026
8Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 202611-505 contacts →

Strong evidence

“A Houston-based and founder-led venture studio providing strategy, operational support, relationships, and capital to build impactful companies.”

Source: RevenueBase Database · checked Sep 14, 2026
9Partial evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-105 contacts →

Partial evidence

“Seed Round Capital | Early-Stage Funding & Fundraising Advisory for Deep Tech Startups We help pre-seed and seed-stage founders in deep tech, hard science, applied materials, and…”

Source: RevenueBase Database · checked Sep 14, 2026
10Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 202611-504 contacts →

Strong evidence

“Climate Impact Capital (CIC) is an early stage focused venture capital group who sees the need for financial institutions to take a larger role in addressing climate change and…”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-104 contacts →

Indirect evidence

“Our journey from operations and engineering to VC.”

Source: RevenueBase Database · checked Sep 14, 2026
12Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-103 contacts →

Strong evidence

“Carnrite Ventures is a venture capital firm that invests in technology companies across the United States.”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-103 contacts →

Indirect evidence

“At Mitchell Companies, we invest in companies we believe in.”

Source: RevenueBase Database · checked Sep 14, 2026
14Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-103 contacts →

Indirect evidence

“Noverram is a proud member of the United Nations Global Compact - United States Country Network A new world requires new ideas.”

Source: RevenueBase Database · checked Sep 14, 2026
15Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-103 contacts →

Indirect evidence

“Pre-seed Investments”

Source: RevenueBase Database · checked Sep 14, 2026
16Partial evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-102 contacts →

Partial evidence

“Fueling Innovation & Inclusion for a Sustainable Future At Dream Big Ventures, we believe it's never too late to chase your dreams.”

Source: RevenueBase Database · checked Sep 14, 2026
17Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-102 contacts →

Strong evidence

“Mission Vertical Capital invests up to $10 million in carefully vetted Seed, but more frequently, Series-A capital rounds.”

Source: RevenueBase Database · checked Sep 14, 2026
18Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-102 contacts →

Strong evidence

“Leadology, a venture capital firm specializing in seed funding, mid-stage investments, and business turnaround consulting.”

Source: RevenueBase Database · checked Sep 14, 2026
19Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-101 contacts →

Strong evidence

“Carbon-Focused Venture Capital”

Source: RevenueBase Database · checked Sep 14, 2026
20Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-101 contacts →

Indirect evidence

“Ten X Labs is an Angel and pre-Seed fund that differentiates itself by creating deep, trusting bonds with first-time Founders before they’re even ready for investment.”

Source: RevenueBase Database · checked Sep 14, 2026
21Partial evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-101 contacts →

Partial evidence

“369 Growth Partners (369GP) is a global venture firm backing founders who build with purpose and precision.”

Source: RevenueBase Database · checked Sep 14, 2026
22Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-101 contacts →

Indirect evidence

“Small investment company seeking to unlock potential growth and extend business life for early stage start-ups and small businesses.”

Source: RevenueBase Database · checked Sep 14, 2026
23Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-101 contacts →

Indirect evidence

“DealBench is an early stage investor based in Houston, Texas and Montecito, California.”

Source: RevenueBase Database · checked Sep 14, 2026
24Strong evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-101 contacts →

Strong evidence

“Venture Capital”

Source: RevenueBase Database · checked Sep 14, 2026
25Indirect evidenceHouston, TX, United StatesHQ checked Sep 14, 20261-101 contacts →

Indirect evidence

“Since moving to Oakland California, I reflected on the avenues to spearhead the growth of generational wealth for those that look like me.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 49 mission-driven venture capital companies based in Houston, United States

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Mission-driven venture capital companies based in Houston, United States at a glance

As of Sep 14, 2026
24.5%Verified-email coverage
3.9Average contacts per company
1-10Median size (employees)
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
40
11-50
9

Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 49 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among mission-driven venture capital companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Houston, United States whose own description of what they do matches “mission-driven venture capital companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names mission-driven venture capital companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among mission-driven venture capital companies, and records with no verified work email. Companies headquartered outside Houston are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 47 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names mission-driven venture capital companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many mission-driven venture capital companies are there based in Houston, United States?

RevenueBase identified 49 mission-driven venture capital companies headquartered in Houston, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

NEW Climate Ventures NCV, headquartered in Houston, tops this list with the largest team on record.

Which city in the United States has the most mission-driven venture capital companies?

New York leads the United States with 395 headquartered companies, followed by San Francisco (378) and Los Angeles (153). Houston has 49.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 47 verified decision-maker contacts tracked across these 49 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.