Investors / United States / Plains Ventures
Plains Ventures
Venture capital · Oklahoma City, OK, United States · North America
Plains Ventures is a venture capital firm that invests in seed and Series A rounds, typically writing checks between $250K and $1M. It also works with co-investors to complete rounds and supports portfolio companies after closing.
Invests inHealthcare & Biotech
In its own wordssoftwarelife sciencesadvanced materialsmanufacturingco-investment
Your fit with Plains Ventures
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsPlains Ventures lists 29 checked portfolio companies on its own site and is named in 2 funding rounds, 2 of them as lead. Its most frequent entry is Seed, 100% of the companies with a known first round. Its largest themes are Healthcare & Biotech (39%), Education (7%) and AI & Machine Learning (7%). 95% of its companies are based in United States. It invests most often alongside Atento Capital, Cortado Ventures and Illinois Ventures.
Counts come from funding rounds that name Plains Ventures, complete from mid-2025: earlier rounds appear only when they were reported later. Round amounts and full round histories are on Fundup AI.
Round figures show recent activity, not Plains Ventures' whole history. Rounds on record name 2 companies; its own site lists 29. Funding rounds are complete from mid-2025, so counts and the yearly trend undercount a firm that invested before then. The portfolio, themes and places come from its own site and are not affected.
Entry stage
share of companies by the stage of its first roundShow as a table
| Value | |
|---|---|
| Pre-seed | 0% |
| Seed | 100% |
| Series A | 0% |
| Series B | 0% |
| Growth | 0% |
Activity by year
rounds it joined, last 10 yearsShow as a table
| Total | Rounds it led | |
|---|---|---|
| '17 | 0 | 0 |
| '18 | 0 | 0 |
| '19 | 0 | 0 |
| '20 | 0 | 0 |
| '21 | 0 | 0 |
| '22 | 0 | 0 |
| '23 | 0 | 0 |
| '24 | 0 | 0 |
| '25 | 2 | 2 |
| '26 | 0 | 0 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 66th | 29 companies |
| Recent activity | 46th | 0 rounds in 12 months |
| Early stage | 100th | 100% of entries at pre-seed or seed |
| Evidence | 69th | 7% of companies confirmed by a round |
| Sector focus | 72th | 39% in its largest sector |
| Reach | 42th | 2 countries |
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| Healthcare & Biotech | 39% | 15% |
| Education | 7% | 7% |
| AI & Machine Learning | 7% | 18% |
| Industrial & Manufacturing | 7% | 7% |
| Space & Defense | 7% | 3% |
| Food & Agriculture | 5% | 3% |
| Fintech | 5% | 12% |
| Gaming | 2% | 1% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Atento Capital | 5 |
| Cortado Ventures | 5 |
| Illinois Ventures | 2 |
| Oklahoma Life Science Fund | 2 |
| iiM | 2 |
| Asymmetry | 1 |
| BOKA Group | 1 |
| Backswing Ventures | 1 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers2690%
- No longer answers00%
- Points to another company310%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Co-investor network
who it backs companies with, and who they back togetherCompare Plains Ventures head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Recent portfolio activity
when companies last raised with Plains Ventures| Date | Company | Stage |
|---|---|---|
| 28 Aug 2025 | Seed Led | |
| 1 Aug 2025 | Seed Led |
Round details for Plains Ventures
Amounts, full round histories and every co-investor in Plains Ventures' rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
29 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Access Optics provides optical imaging and diagnostic devices to medical OEMs and offers contract design and manufacturing services | Healthcare & Biotech | Portfolio page | ||
| Alkami provides a digital banking platform with various solutions for banks and credit unions | FintechSpace & Defense | Portfolio page | ||
| Boddle creates a 3D math and ELA game for K-6 kids | EducationGaming | Portfolio page | ||
| BPEndo makes an add-on device for colonoscopies called the Insufflation Retention Device (IRD) | Healthcare & Biotech | Portfolio page | ||
| Cadenza Bio is a biotechnology company focused on developing a series of novel small-molecule drugs for oral administration in the treatment of demyelinating and inflammatory diseases. | Healthcare & Biotech | Aug 2025Seed | Page + round | |
| Compound Foundry builds and scales fast-moving DTC home brands | Consumer | Portfolio page | ||
| The company provides secure cloud SCADA solutions for water and wastewater systems. | Industrial & ManufacturingCybersecurity | Portfolio page | ||
AI & Machine LearningAI & Machine Learning | Portfolio page | |||
| IV Ensure helps patients navigate home infusion therapy | Healthcare & Biotech | Portfolio page | ||
| Kize Concepts makes and sells energy bars | Food & Agriculture | Portfolio page | ||
| Linear Health Sciences is a medical device company dedicated to developing products for various types of medical tubing based on its proprietary, breakaway safety-valve technology. | Healthcare & Biotech | Portfolio page | ||
| Medefy helps companies control healthcare costs by identifying and fixing cost leaks in their health plans | Healthcare & Biotech | Portfolio page | ||
| Moleculera Biosciences works to identify the root cause of multiple neurologic, psychiatric, and behavioral disorders | Healthcare & Biotech | Portfolio page | ||
| Monscierge provides digital solutions for hotels, resorts, and short-term rentals to enhance guest experiences and drive revenue. | Human ResourcesLegal & Compliance | Portfolio page | ||
| Encore Communications provides Tulsa businesses with internet, phone systems, and cabling solutions that keep your office running smoothly. | Healthcare & BiotechEducation | Portfolio page | ||
| Ordinal provides an AI platform with tools to help city staff streamline operations through approved documents and data | AI & Machine LearningHealthcare & Biotech | Aug 2025Seed | Page + round | |
| MaxQ designs and provides cold chain solutions for transporting life-saving medical products | Healthcare & Biotech | Portfolio page | ||
Healthcare & Biotech | Portfolio page | |||
| PhotoniCare develops and provides a middle ear scan technology to help healthcare providers diagnose and treat ear health issues. | Healthcare & Biotech | Portfolio page | ||
| Progentec Diagnostics develops and provides diagnostic tests and services for autoimmune diseases such as lupus and multiple sclerosis | Healthcare & Biotech | Portfolio page |
About this data
site last read 5 Nov 2026- Site
- plainsvc.com
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Rounds since
- 1 Aug 2025
- Companies checked
- 29
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
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