DFX Intelligence
The office, people and counterparty names on this page are hidden. Create a free account to reveal 5 records a month, or get Family Office Intelligence at $249 a month for every name. Every figure, date and source on this page is public either way.
P••••••• P•••••••• L••
Single family office (probable)Top 500· Houston, TX
Single family office (probable), based in Houston, TX, with 1 direct investment on record.
Composed from this office's classification, location and record.
As of · the latest observation of this office; filed figures carry their own filing dates
- Direct investments
- 1
- Decision makers
- Not established
- Capital scale
- Not established
- Last deployment
- Jun 2018
Deal announcements, Form D and filings
The latest dated investment or commitment on record
As of · the latest observation of this office; filed figures carry their own filing dates
What we can say about this record
We hold 20 observations from 3 sources for this office, the latest this month. No direct investment in the last year, stated check size or sponsor relationship is on record. It is still the right record for resolving this office, its family and its people.
Readings, classification basis and verificationidentity confidence 70% · 20 observations · 3 sourcesShowHide
Single family office (probable)Verified Sep 16, 2026 (7 days ago)2 people · 1 investments · 0 public positions · 3 events
Why this class: a filing by a third party describes it as a single family office (cited).
Direct investing
15
moderate
Each reading is 0 to 100 from the listed components in the evidence section; hover a tile for what it measures. No evidence yet of: external managers, private markets, sponsor-friendly, real estate, co-investment.
Overviewshow
Profile completeness 38% (high value, high value shallow; the most valuable missing fact is contacts)
identityclassificationwealth origincapital-scale evidencepeoplecontactsmandatedirect investmentsfund relationshipsco-investorssponsor relationshipsreal estatepublic holdingsrecent eventsprovenancefreshness
- Classification
- Single family office (probable)
- Description
- unknown
- Headquarters
- Houston, TX
- Office address
- unknown
- Business phone
- unknown
- Website
- unknown
- Year established
- unknown
- Assets under management
- unknown
- Capital scale
- Reported office AUM: unknown. No public number of any kind.
Classification history
- Sep 14, 2026Single family office (probable) 70%a filing by a third party describes it as a single family office (cited)Fact
- Sep 14, 2026Candidate 25%no rule matched; held as a candidate pending researchInference
Family and wealth originshow
- Family served
- M••••• family
- Source of wealth
- ••• Locked
- Operating company origin
- unknown
Team2 peopleshow
| Person | Title | Responsibility | Business contact | Source |
|---|---|---|---|---|
| C••• M••••• family | Founder | Family principal · investment decisions | none on record | globenewswire.com Fact |
| J••••• M••••• family | Senior Chair, M••••• Interests | Family principal · investment decisions | none on record | mcnairfoundation.org Fact |
Former
R••••• C• M•••••, Founder/Owner, until Sep 16, 2026
D••••• R• K••••••• J••, Chairman and Chief Executive Officer, until May 29, 2015
Investment mandateshow
••• Locked
Stated (their words, cited)
- Asset classes
- ••• Locked Fact mcnairfoundation.org“••• Locked”
- Invests directly
- ••• Locked Fact sec.gov“••• Locked”
Observed (from the investment record)
- States
- none Fact
- Control
- unknown (1) Fact
- Sectors
- biopharmaceutical (1) Fact
- Subsectors
- none Fact
- Co investors
- none Fact
- Asset classes
- venture/growth equity (1) Fact
- Direct vs fund
- Fund: 0 · Direct: 1 · Real estate: 0 Fact
- Sponsors backed
- none Fact
- Investment count
- 1 Fact
- Investment kinds
- preferred equity converted at IPO (1) Fact
- First and last deal
- Last: 2018-06-25 · First: 2018-06-25 Fact
- Lead vs participant
- unknown (1) Fact
- Disclosed check sizes
- Max: unknown · Min: unknown · Count: 0 Fact••• Locked
Inferred (regulatory shape and team)
Nothing to infer from.
- Invests directly
- P••••••• P•••••••• L••. and affiliated vehicles P••••••• P••••••• 2014, LP and P••••••• P••••••• 2015, LP took direct 10% ownership stakes in a private venture-backed company ahead of its IPO
- Allocates to managers
- unknown
- Asset classes
- The office manages both private and public equity i••••••••• for the M••••• family
- Sectors
- unknown
- Geography
- unknown
- Check size
- unknown
Direct investments1 dealsshow
| Date | Company | Kind | Sector | Role | Amount | With | Source |
|---|---|---|---|---|---|---|---|
| Jun 25, 2018 | X•••• P••••••••• I•• | Preferred equity converted at IPO | biopharmaceutical | unknown | unknown | none named | sec.gov Fact “••• Locked” |
Fund and manager relationshipsshow
No fund commitment or manager relationship on the record. Commitment amounts are shown only when public.
Public stakes and holdingsshow
Form 13F holdings
No 13F filing on the record for this office.
Real estateshow
No documented real estate ownership link. A property is attributed to an office only through a documented control relationship, never from a surname.
Co-investorsshow
No co-investor on the record.
Independent sponsor relationshipsshow
No cited relationship to an independent sponsor.
Related entitiesshow
Signals and timeline3show
Most significant first: what kind of change it is, its size, whose change it is, and how recent. 3 events. 13F position changes are under Public stakes and holdings.
Sources and evidence20show
Every observation behind this profile: the value, when it was effective, the source, the quote where there is one, and whether it is a fact, an inference or an estimate. 20 shown.
Score components
Freshness
+100 d••• s•••• t•• n••••• s••••••••• f••• o• a•••••• v••••••••• (6 days)
Contactability
no components; scored 0
Data confidence
+10 s••••• m••••••
+10 p•••••
+15 i•••••••••
+15 i••••••••• s•••••• (3 sources)
Active deployment
no components; scored 0
Exists confidence
+30 i••••••••• s•••••• (3 sources)
+30 a•••••••••
Research priority
+15 s••••• f••••• o• f••••• i••••••••• c••••••
+3 d••••• i••••••••• o• r•••••
+5 n• d••••••••• y•• •••••••• w•••• a•• o•••
+2 n• w•••••• k•••• •••••••• w•••• f••• o•••
+0 r••• (396)
Mandate confidence
+10 m•••••• s•••••••• b• o••••••• i•••••••••
+20 s••••• m•••••• o• t•• r•••••
Identity confidence
+70 c••••••••• (••• Locked)
Real estate propensity
no components; scored 0
Co investment propensity
no components; scored 0
Family identity confidence
+60 w••••• o••••• o• o•••••••• c•••••• o• t•• r•••••
+40 f••••• n•••• (M••••• family)
+20 f••••• p•••••••• o• s••••
Private markets propensity
no components; scored 0
Current activity confidence
no components; scored 0
External manager propensity
no components; scored 0
Direct investment propensity
+15 o••••••• d••••• i••••••••• (1 on the record)
Independent sponsor propensity
no components; scored 0
| Fact | Value | Effective | Source | Class |
|---|---|---|---|---|
| Asset classes | ••• Locked “••• Locked” | Sep 16, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Asset classes | ••• Locked “••• Locked” | Sep 15, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Board participation | ••• Locked “C••• M•••••, Founder of P••••••• P•••••••” | Jul 30, 2018 | DFX analyst research (General-assisted, every claim URL-cited) globenewswire.com | Fact |
| Edgar fts discovery | family office | Feb 10, 2016 | SEC EDGAR full-text search (a filing sentence that says what an entity is, quoted with its URL) sec.gov | Fact |
| Family involvement | ••• Locked “••• Locked” | Sep 16, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Family involvement | ••• Locked “••• Locked” | Sep 15, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Family served | M••••• family “••• Locked” | n/a | DFX analyst research (General-assisted, every claim URL-cited) houstontexans.com | Fact |
| Invests directly | ••• Locked “••• Locked” | Jun 25, 2018 | DFX analyst research (General-assisted, every claim URL-cited) sec.gov | Fact |
| Legal entity | ••• Locked “••• Locked” | Sep 16, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Legal entity | ••• Locked “••• Locked” | Sep 15, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Office type (stated) | single_family_office | Feb 10, 2016 | SEC EDGAR full-text search (a filing sentence that says what an entity is, quoted with its URL) sec.gov | Fact |
| Philanthropy program | ••• Locked “••• Locked” | Sep 16, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Philanthropy program | ••• Locked “••• Locked” | Sep 15, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Source of wealth | ••• Locked “••• Locked” | Sep 16, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Source of wealth | ••• Locked “••• Locked” | Sep 15, 2026 | DFX analyst research (General-assisted, every claim URL-cited) mcnairfoundation.org | Fact |
| Website search | not_found | Sep 21, 2026 | DFX model output (c••••••••• rules, scores, mandates, matches) no URL | Inference |
| Website search | not_found | Sep 20, 2026 | DFX model output (c••••••••• rules, scores, mandates, matches) no URL | Inference |
| Website search | not_found | Sep 19, 2026 | DFX model output (c••••••••• rules, scores, mandates, matches) no URL | Inference |
| Website search | not_found | Sep 16, 2026 | DFX model output (c••••••••• rules, scores, mandates, matches) no URL | Inference |
| Website search | not_found | Sep 14, 2026 | DFX model output (c••••••••• rules, scores, mandates, matches) no URL | Inference |