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City ecosystem node

Houston

Gulf Coast / Southeast Texas is represented with directional statewide coverage. This city page summarizes governed public records, graph relationships, source quality, and gaps for presentation review.

Houston MetroGulf Coast / Southeast TexasDirectional statewide coverage

Published records: 8
Active/current: 8
Recent events: 2
Open opportunities: 1
Stale records: 0

Category counts

Organizations

Active: 2
Stale: 0
Events: 0
Opportunities: 0

Filter Houston organizations in Explore

Programs

Active: 2
Stale: 0
Events: 0
Opportunities: 0

Filter Houston programs in Explore

Events

Active: 2
Stale: 0
Events: 2
Opportunities: 0

Filter Houston events in Explore

Opportunities

Active: 1
Stale: 0
Events: 0
Opportunities: 1

Filter Houston opportunities in Explore

Spaces and labs

Active: 1
Stale: 0
Events: 0
Opportunities: 0

Filter Houston spaces and labs in Explore

Featured source-backed records

Organization / Verified source-backed record

The Ion Houston

Houston innovation hub and district anchor for startup and corporate innovation activity.

Confidence: High confidence (86%)
Confidence tier: High confidence
Freshness: Fresh source evidence

Energy Climate Cleantech
General Startup Support
Ai Machine Learning
Idea

Source references

The Ion Houston

View source-cited profile Open public page

Correction/claim paths

Report correction Request owner claim

Event / Verified source-backed record

Rice Alliance Energy Tech Venture Forum 2026

Rice Alliance source lists the 23rd Energy Tech Venture Forum for September 16-17, 2026.

Confidence: High confidence (88%)
Confidence tier: High confidence
Freshness: Fresh source evidence

Founder
Technical Builder
Investor
Energy Climate Cleantech

Source references

Rice Alliance Energy Tech Venture Forum

View source-cited profile Register or verify date

Correction/claim paths

Report correction Request owner claim

Organization / Verified source-backed record

City of Houston Mayor's Office of Economic Development

City of Houston economic development source for city ecosystem, organization, and opportunity coverage.

Confidence: Medium confidence (82%)
Confidence tier: Medium confidence
Freshness: Fresh source evidence

General Startup Support
Idea
Prototype
Pre Seed

Source references

City of Houston Mayor's Office of Economic Development

View source-cited profile Open public page

Correction/claim paths

Report correction Request owner claim

Event / Verified source-backed record

Rice Alliance Texas Life Science Forum 2026

Rice Alliance upcoming-events source lists the Texas Life Science Forum on November 12, 2026 at Rice University - McNair Hall.

Confidence: Medium confidence (84%)
Confidence tier: Medium confidence
Freshness: Fresh source evidence

Founder
Technical Builder
Investor
Healthtech Biotech Life Sciences

Source references

Rice Alliance Upcoming Events

View source-cited profile Register or verify date

Correction/claim paths

Report correction Request owner claim

Opportunity / Verified source-backed record

Rice Alliance Upcoming Events Calendar

Rice Alliance upcoming-events source provides an action path for startup, investor, and entrepreneurship events.

Confidence: Medium confidence (82%)
Confidence tier: Medium confidence
Freshness: Fresh source evidence

Energy Climate Cleantech
Healthtech Biotech Life Sciences
General Startup Support
Idea

Source references

Rice Alliance Upcoming Events

View source-cited profile Apply or verify requirements

Correction/claim paths

Report correction Request owner claim

Space / Verified source-backed record

Greentown Labs Houston

Houston climatetech startup incubator and workspace.

Confidence: High confidence (86%)
Confidence tier: High confidence
Freshness: Fresh source evidence

Energy Climate Cleantech
Robotics Hardware Manufacturing
Founder
Technical Builder

Source references

Greentown Labs Houston

View source-cited profile Visit or verify access

Correction/claim paths

Report correction Request owner claim

Recent activity

Open or rolling opportunity / May 28, 2026

Rice Alliance Upcoming Events Calendar

Rice Alliance upcoming-events source provides an action path for startup, investor, and entrepreneurship events.

Scheduled public event / Nov 12, 2026

Rice Alliance Texas Life Science Forum 2026

Rice Alliance upcoming-events source lists the Texas Life Science Forum on November 12, 2026 at Rice University - McNair Hall.

Scheduled public event / Sep 16, 2026

Rice Alliance Energy Tech Venture Forum 2026

Rice Alliance source lists the 23rd Energy Tech Venture Forum for September 16-17, 2026.

Relevant opportunities

Verified source-backed record / May 28, 2026
Rice Alliance Upcoming Events Calendar
Rice Alliance upcoming-events source provides an action path for startup, investor, and entrepreneurship events.
Apply or verify requirements
Confidence 82%Rice Alliance Upcoming Events

Relationship graph view

Graph center

Houston ecosystem

Relationship graph view defaults to city-to-resource edges, with direct program-owner edges when the source-backed seed includes them.

Houston ecosystem - located_in - The Ion Houston

Source: The Ion Houston

Houston ecosystem - located_in - Rice Alliance Energy Tech Venture Forum 2026

Source: Rice Alliance Energy Tech Venture Forum

Houston ecosystem - located_in - City of Houston Mayor's Office of Economic Development

Source: City of Houston Mayor's Office of Economic Development

Houston ecosystem - located_in - Rice Alliance Texas Life Science Forum 2026

Source: Rice Alliance Upcoming Events

Houston ecosystem - located_in - Rice Alliance Upcoming Events Calendar

Source: Rice Alliance Upcoming Events

Houston ecosystem - located_in - Greentown Labs Houston

Source: Greentown Labs Houston

Houston ecosystem - located_in - Rice Alliance Entrepreneurship Programs

Source: Rice Alliance for Technology and Entrepreneurship

Houston ecosystem - located_in - Rice Alliance for Technology and Entrepreneurship

Source: Rice Alliance for Technology and Entrepreneurship

Relationship list view

Organizations

located_in

Programs

located_in

Events

located_in

Opportunities

located_in

Rice Alliance Upcoming Events Calendar

Spaces and labs

located_in

Greentown Labs Houston

Program relationships

runs_program

City EDC gap analysis

Suggested-source workflow

City EDC gap analysis names source-backed gaps and next actions. Submitting a suggested source sends it through evidence review and does not make this city complete.

Investors
missing / 0 of 2 source-backed target
No source-backed investors are attached to Houston yet. This is directional gap analysis, not a comprehensive city inventory.
Submit a suggested public source for investors and hold it for evidence review before it affects city coverage.
Suggested sources: Investor resource page, Partner directory, Official source page
Review current city records Suggest source review evidence Submit suggested source
Labs and spaces
thin / 1 of 2 source-backed target
1 source-backed labs and spaces record is attached to Houston. This is directional gap analysis, not a comprehensive city inventory.
Submit or review additional public sources so labs and spaces are not represented by a single seed slice.
Suggested sources: Space or facility page, University resource page, City or economic development page
Review current city records Suggest source review evidence Submit suggested source
Accelerators
missing / 0 of 1 source-backed target
No source-backed accelerators are attached to Houston yet. This is directional gap analysis, not a comprehensive city inventory.
Submit a suggested public source for accelerators and hold it for evidence review before it affects city coverage.
Suggested sources: Accelerator or program page, Official source page, Partner directory
Review current city records Suggest source review evidence Submit suggested source
University programs
covered / 2 of 1 source-backed target
2 source-backed university programs records are attached to Houston. This is directional gap analysis, not a comprehensive city inventory.
Review suggested sources to keep university programs current before using them in an EDC presentation.
Suggested sources: University resource page, Official source page, Grant or challenge page
Review current city records Suggest source review evidence Submit suggested source
Events
covered / 2 of 2 source-backed target
2 source-backed events records are attached to Houston. This is directional gap analysis, not a comprehensive city inventory.
Review suggested sources to keep events current before using them in an EDC presentation.
Suggested sources: Event calendar, Official source page, Public announcement or news source
Review current city records Suggest source review evidence Submit suggested source
Opportunities
thin / 1 of 3 source-backed target
1 source-backed opportunities record is attached to Houston. This is directional gap analysis, not a comprehensive city inventory.
Submit or review additional public sources so opportunities are not represented by a single seed slice.
Suggested sources: Grant or challenge page, Official source page, City or economic development page
Review current city records Suggest source review evidence Submit suggested source

Data quality

Average confidence: Medium confidence (84%)
Public sources: 6

Freshness

Fresh8

Source tiers

Primary5
Official1

Coverage strength

Strong source-backed seed slice / 75%

Strong source-backed seed slice for Houston: 5 of 8 tracked categories have public records, 6 unique sources are attached, and average confidence is 84%. This is a source-backed methodology signal, not a comparison of ecosystem quality.

Tracked categories: 63%
Unique sources: 6

Stale-data indicators

0 stale records in the current seed slice; due-soon, unknown, and lower-confidence rows remain on the freshness watchlist.

Stale records: 0
Freshness watchlist: 0

Stale source evidence: verify dates, status, and availability with the source owner.

Missing category signals

Methodology/data coverage signals show where the city graph needs source submissions; they are not ecosystem scores.

Investors
Add public investor, angel network, fund, or ecosystem investor pages with stated geography or stage fit.
Suggested sources: Investor resource page, Official source page, Partner directory
Startups
Add startup records only when public, allowed sources identify the company and local context.
Suggested sources: Official source page, Accelerator or program page, Public announcement or news source
People
Add only public people records tied to source-backed organizations, programs, or events.
Suggested sources: Official source page, Partner directory, University resource page

Confidence distribution

High confidence3 / 38%
Records at or above 85% confidence; still source-cited and correctable.
Medium confidence5 / 63%
Records from 70% to 84% confidence; useful for browsing with verification caveats.
Needs verification0 / 0%
Records below 70% confidence; should be verified before routing or outreach.

Methodology/data coverage signals

Methodology/data coverage signals identify source coverage, freshness, confidence, and category gaps. They are not ecosystem scores or claims about city performance.

Improve via source submission Review source methodology Report city data correction

Source names

City of Houston Mayor's Office of Economic Development
Greentown Labs Houston
Rice Alliance Energy Tech Venture Forum
Rice Alliance Upcoming Events
Rice Alliance for Technology and Entrepreneurship
The Ion Houston

Texas-wide coverage

Coverage tierDirectional statewide coverage
Texas-wide coverageDirectional statewide coverage for Gulf Coast / Southeast Texas.
Record mixOrganizations: 2, Programs: 2, Events: 2, Opportunities: 1, Spaces and labs: 1
Coverage gapsMissing source-backed investors, startups, people.
Source count6 public sources attached to this city page.