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S••••••• C•••••• L••

Single family office (probable)Top 500· Boston, MA

Single family office (probable), based in Boston, MA, with 37 direct investments on record.

Composed from this office's classification, location and record.

Direct investments
37
Deal announcements, Form D and filings
Decision makers
3
The office's site, Form ADV Schedule A and filings
Foundation assets
$254M
Form 990-PF
Last deployment
Not established
As of · the latest observation of this office; filed figures carry their own filing dates
Readings, classification basis and verificationidentity confidence 60% · 55 observations · 5 sourcesShow
Single family office (probable)Verified Sep 16, 2026 (7 days ago)10 people · 37 investments · 0 public positions · 4 events

Why this class: S••••••• C•••••• was founded by Vin R••• in 1971 to manage his private capital from a permanent base, and third-party profiles classify it as a Boston single family office. (a family office database's profile, not the office or the press).

Direct investing
85
high
Co-investment
90
high

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.

Overview
show
Profile completeness 63% (high value, high value deep; the most valuable missing fact is fund relationships)
identityclassificationwealth origincapital-scale evidencepeoplecontactsmandatedirect investmentsfund relationshipsco-investorssponsor relationshipsreal estatepublic holdingsrecent eventsprovenancefreshness
How the office says it invests
The office's own sentences, quoted from the pages linked beside each one and read on Sep 21, 2026. Nothing here is DFX's characterisation of the office.
Classification
Single family office (probable)
Description
••• Locked
Headquarters
••• Locked
Office address
unknown
Business phone
unknown
Website
s•••••••••.com
Year established
unknown
Assets under management
unknown
Foundation assets (IRS)
$254M across 1 related private foundation, per the IRS master file; the foundation's assets, not the office'sFact
Capital scale
Reported office AUM: unknown. Related foundation assets $254M. These are different facts and are never added together.
Classification history
  • Sep 13, 2026Single family office (probable) 60%S••••••• C•••••• was founded by Vin R••• in 1971 to manage his private capital from a permanent base, and third-party profiles classify it as a Boston single family office. (a family office database's profile, not the office or the press)Inferenceverifiedaltss.com••• Locked
  • Sep 12, 2026Candidate 40%in-care-of organisation on 1 private foundation(s) with $253,702,589 in assets (IRS); could be the family's investment company, its manager or its accountantInference
  • Sep 12, 2026Candidate 40%in-care-of organisation on 1 private foundation(s) with $253,702,589 in assets (IRS); could be the family's investment company or its accountantInference
Family and wealth origin
show
Family served
R••• family
Source of wealth
••• Locked
Operating company origin
unknown
Team
10 peopleshow
PersonTitleResponsibilityBusiness contactSource
C•••• E• M•••• familyTrusteeBoard · investment decisionsnone on record
C•••••• A• R••• familyTrustee/directorBoard · investment decisionsnone on record
J••••••• R••• familyTrusteeBoard · investment decisionsnone on record
N••••••• L• R••• familyTrusteeBoard · investment decisionsnone on record
V•••••• J• R••• familyFounder and ChairmanFamily principal · investment decisions
email: ••• Locked (verified by provider, Sep 15, 2026)
T•• H••••••••Chief Executive Officer and Managing PartnerLeadership · investment decisions
email: ••• Locked (verified by provider, Sep 15, 2026)
V•••••• J• R•••Founder and ChairmanLeadership
email: ••• Locked (verified by provider, Sep 15, 2026)
B•••• R••••••ControllerOperations and finance · investment decisionsnone on record
J•••• B• P•••••••••Executive Director, S••••••• F•••••••••Other · investment decisionsnone on record
C••• A••••••• B•••••Senior AssociateVenture · investment decisions
email: ••• Locked (verified by provider, Sep 15, 2026)
Office contact points
Business email: ••• Locked (published by the subject) s•••••••••.com
Business phone: ••• Locked (published by the subject) s•••••••••.com
W••••••: ••• Locked (published by the subject) s•••••••••.com
Investment mandate
show

••• Locked

Stated (their words, cited)
Sectors
••• Locked Fact s•••••••••.com
••• Locked
Asset classes
••• Locked Fact s•••••••••.com
••• Locked
Geography mandate
Public-equity mandate is withheld-1 Fact s•••••••••.com
••• Locked
Observed (from the investment record)
States
none Fact
Control
unknown (35), minority (2) Fact
Sectors
pain management/medtech (1), infection control medtech (1), vending/marketplace aggregation (1), construction robotics (1), restaurant management software (1), urology diagnostics (1), medical device services (1) Fact
Subsectors
none Fact
Co investors
T•• C•••• C•••••• (1), O•••• V•••••• P••••••• (1), D••••• V••••••• (1), W•••••• A••••••• B••• (1), A••••••••• V•••••• I••••••••• (1) Fact
Asset classes
private equity/venture (34) Fact
Direct vs fund
Fund: 0 · Direct: 37 · Real estate: 0 Fact
Sponsors backed
none Fact
Investment count
37 Fact
Investment kinds
direct investment (20), direct investment (exited) (12), round participation (2), direct investment (public listing) (1), portfolio listing (1), direct investment (later public listing) (1) Fact
First and last deal
Last: 2026-08-11 · First: 2025-05-13 Fact
Lead vs participant
unknown (25), lead (11), participant (1) Fact
Disclosed check sizes
Max: unknown · Min: unknown · Count: 0 Fact
••• Locked
Inferred (regulatory shape and team)
Venture team
1 Inference
named professionals with this responsibility
Invests directly
unknown
Allocates to managers
unknown
Asset classes
Invests across private companies and public securities from a permanent capital base
Sectors
Focuses primarily on technology, healthcare and services companies at all stages
Geography
Public-equity mandate is global in scope
Check size
unknown
Direct investments
30 dealsshow
DateCompanyKindSectorRoleAmountWithSource
Aug 11, 2026M•••••••••Round participationunknownlead · minorityunknown
round $80.0M
T•• C•••• C•••••• (co investor), O•••• V•••••• P••••••• (co investor), D••••• V••••••• (co investor), W•••••• A••••••• B••• (co investor)
••• Locked
May 13, 2025R••••• P••• T•••••••••Round participationunknownparticipant · minorityunknown
round $18.0M
A••••••••• V•••••• I••••••••• (co investor)
••• Locked
Date not disclosedZ•••Direct investment (exited)broadcast video technologyleadunknownnone named
••• Locked
Date not disclosedT•••••••Direct investment (exited)medical aestheticsleadunknownnone named
••• Locked
Date not disclosedS•••••••••Direct investment (exited)e-commerceleadunknownnone named
••• Locked
Date not disclosedM••••••••Direct investment (exited)video content managementleadunknownnone named
••• Locked
Date not disclosedS•••••• R•••Direct investment (exited)film/TV production financeunknownunknownnone named
••• Locked
Date not disclosedS•••••• G•••••••••Direct investment (exited)consumer productsleadunknownnone named
••• Locked
Date not disclosedR•••••••Direct investment (exited)rail automation softwareunknownunknownnone named
••• Locked
Date not disclosedM•••••••• M•••••• O•••••••••Direct investment (exited)medical device servicesleadunknownnone named
••• Locked
Date not disclosedM•••••••• P•••••••••Direct investment (exited)ophthalmic therapeuticsleadunknownnone named
••• Locked
Date not disclosedJ•••••• T•••••••••Direct investment (exited)liquid cooling for AI/HPCunknownunknownnone named
••• Locked
Date not disclosedC••••••• O•••••••• I•••Direct investment (public listing)oncologyunknownunknownnone named
••• Locked
Date not disclosedB••• D••••••Direct investment (exited)healthcare benefitsleadunknownnone named
••• Locked
Date not disclosed4• C•••••••Direct investment (exited)clinical trial softwareleadunknownnone named
••• Locked
Date not disclosedW•••••••• T•••••••••Direct investmentneurodegenerative disease drug discoveryunknownunknownnone named
••• Locked
Date not disclosedS•• M••••••Direct investmenturology diagnosticsunknownunknownnone named
••• Locked
Date not disclosedR••••• P•••Direct investmentsmall molecule therapeuticsunknownunknownnone named
••• Locked
Date not disclosedO•••••••••Direct investmentautonomous vehicle validationunknownunknownnone named
••• Locked
Date not disclosedM•••• A•••Direct investmentdrone deliveryunknownunknownnone named
••• Locked
Date not disclosedK•••••Direct investmentconstruction roboticsunknownunknownnone named
••• Locked
Date not disclosedE•••••• C•••• L••Direct investmentlab automation softwareunknownunknownnone named
••• Locked
Date not disclosedC•••••••••Direct investmentdata governanceunknownunknownnone named
••• Locked
Date not disclosedC••••••••• F••••• S••••••Direct investmentfusion energyunknownunknownnone named
••• Locked
Date not disclosedC•••••••• T•••••••••Direct investment (later public listing)mRNA cell therapy / autoimmune diseaseleadunknownnone named
••• Locked
Date not disclosedC•••••• P•••••••••Direct investmentvending/marketplace aggregationunknownunknownnone named
••• Locked
Date not disclosedB•••••• B••Direct investmentpain management/medtechunknownunknownnone named
••• Locked
Date not disclosedB••••••••Direct investmentproperty operations softwareunknownunknownnone named
••• Locked
Date not disclosedA•••••••• I•••••••••Direct investmentindustrial AI/asset optimizationunknownunknownnone named
••• Locked
Date not disclosedA•••••••• m••••••• m••••••• f•• m••••••••• a•• c•••••••••Portfolio listingunknownunknownunknownnone named
••• Locked
Fund and manager relationships
show
No fund commitment or manager relationship on the record. Commitment amounts are shown only when public.
Public stakes and holdings
show
Form 13F holdings
No 13F filing on the record for this office.
Real estate
show
No documented real estate ownership link. A property is attributed to an office only through a documented control relationship, never from a surname.
Co-investors
5show
CounterpartyKindShared dealsFirst, lastExamplesSource
T•• C•••• C••••••organisation1Aug 11, 2026M•••••••••globenewswire.com
O•••• V•••••• P•••••••organisation1Aug 11, 2026M•••••••••globenewswire.com
D••••• V•••••••organisation1Aug 11, 2026M•••••••••globenewswire.com
W•••••• A••••••• B•••organisation1Aug 11, 2026M•••••••••globenewswire.com
A••••••••• V•••••• I•••••••••organisation1May 13, 2025R••••• P••• T•••••••••globenewswire.com
  • W•••••• A••••••• B••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • D••••• V••••••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • O•••• V•••••• P••••••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • T•• C•••• C•••••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • W•••••• A••••••• B••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • D••••• V••••••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • O•••• V•••••• P••••••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • T•• C•••• C•••••• Aug 11, 2026 recurring (2) Fact globenewswire.com
  • A••••••••• V•••••• I••••••••• May 13, 2025 recurring (2) Fact globenewswire.com
  • A••••••••• V•••••• I••••••••• May 13, 2025 recurring (2) Fact globenewswire.com
Independent sponsor relationships
show
No cited relationship to an independent sponsor.
Related entities
1show
Signals and timeline
4show

Most significant first: what kind of change it is, its size, whose change it is, and how recent. 4 events. 13F position changes are under Public stakes and holdings.

  • Sep 13, 2026Classification changed••• Lockedc•••••••••Inferencealtss.com
  • Sep 12, 2026Office discovered••• LockedDiscoveryInferenceapps.irs.gov
  • Dec 31, 2023Foundation assets changed••• LockedFoundationFactapps.irs.gov
  • Dec 31, 2023Foundation officer joined••• LockedFoundationFactapps.irs.gov
Sources and evidence
55show

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. 55 shown.

Score components
Freshness
+100 d••• s•••• t•• n••••• s••••••••• f••• o• a•••••• v••••••••• (1 days)
Contactability
+40 n•••• d••••••••• (••• Locked)
+30 v••••••• b••••••• e••••• (5)
+10 v••••••• b••••••• p••••• (1)
Data confidence
+10 w••••••
+10 d•••••••••
+10 s••••• m••••••
+10 p•••••
+15 i•••••••••
+20 i••••••••• s•••••• (4 sources)
Active deployment
+50 d•••• p•••••• i••••••••• i• l••• 2• m••••• (M••••••••• (2026-08-11); R••••• P••• T••••••••• (2025-05-13))
+25 a• d•••• p•••••• i••••••••• i• l••• 1• m••••• (2026-08-11)
Exists confidence
+20 w••••••
+30 i••••••••• s•••••• (4 sources)
+30 a•••••••••
Research priority
+12 c•••••• s•••• ••••••• o• 1••• R•••• A••• f••••••••• a•••••• ($253,702,589)
+15 s••••• f••••• o• f••••• i••••••••• c••••••
+15 d••••• i••••••••• o• r•••••
+10 d••••••• i• l••• 2• m•••••
+0 r••• (17)
Mandate confidence
+70 m•••••• s•••••••• b• o••••••• i•••••••••
+20 s••••• m•••••• o• t•• r•••••
Identity confidence
+60 c••••••••• (••• Locked)
Real estate propensity
no components; scored 0
Co investment propensity
+80 c••••••••• o• t•• r••••• (••• Locked)
+10 p••••••••• i• s••••••••• r•••••
Family identity confidence
+60 w••••• o••••• o• o•••••••• c•••••• o• t•• r•••••
+40 f••••• n•••• (R••• family)
+20 f••••• p•••••••• o• s••••
Private markets propensity
no components; scored 0
Current activity confidence
+50 d•••• p•••••• i••••••••• i• 2• m•••••
+25 a• s••••••••• f••• w••••• 1• m••••• (1 days)
External manager propensity
no components; scored 0
Direct investment propensity
+70 o••••••• d••••• i••••••••• (37 on the record)
+15 d••••• i••••••••• p••••••••• o• s••••
Independent sponsor propensity
no components; scored 0
FactValueEffectiveSourceClass
Asset classes••• Locked
••• Locked
Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Asset classes••• Locked
••• Locked
Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Co invest behavior••• Locked
••• Locked
Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Co invest behavior••• Locked
••• Locked
Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Description••• Locked
••• Locked
Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Description••• Locked
••• Locked
Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Family involvement••• Locked
C•••••• A R••• (Trustee/director)
Dec 31, 2024DFX analyst research (General-assisted, every claim URL-cited) projects.propublica.orgFact
Family servedR••• family
••• Locked
n/aDFX analyst research (General-assisted, every claim URL-cited) sec.govFact
Formation yearEstablished 1971
••• Locked
Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Formation yearEstablished 1971
••• Locked
Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Foundation ico signalS••••••• F•••••••••Dec 1, 2024IRS Form 990-PF private foundation filings (e-file index and Exempt Organizations BMF) apps.irs.govFact
Geographic mandatePublic-equity mandate is global in scope
global in scope
Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Geographic mandatePublic-equity mandate is global in scope
global in scope
Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Headquarters••• Locked
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Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Headquarters••• Locked
••• Locked
Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Investment thesis (stated)••• LockedSep 21, 2026The office in its own words (d••••••••• and investment thesis from its home, about, approach and criteria pages) s•••••••••.comFact
Legal entity••• Locked
Designated as a 501(c)(3)
Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) projects.propublica.orgFact
Legal entity••• Locked
Designated as a 501(c)(3)
Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) projects.propublica.orgFact
Philanthropy program••• Locked
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Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Philanthropy program••• Locked
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Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Philanthropy program••• Locked
Total Assets: $253,702,589
Dec 31, 2024DFX analyst research (General-assisted, every claim URL-cited) projects.propublica.orgFact
Portfolio listedA•••••••• m••••••• m••••••• f•• m••••••••• a•• c•••••••••Sep 21, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio listedA•••••••• m••••••• m••••••• f•• m••••••••• a•• c•••••••••Sep 20, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio listedA•••••••• m••••••• m••••••• f•• m••••••••• a•• c•••••••••Sep 15, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio listedA•••••••• m••••••• m••••••• f•• m••••••••• a•• c•••••••••Sep 12, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio page url••• LockedSep 21, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio page url••• LockedSep 20, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio page url••• LockedSep 15, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio page url••• LockedSep 14, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Portfolio page url••• LockedSep 12, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Sectors••• Locked
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Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Sectors••• Locked
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Sep 15, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Stage preference••• Locked
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Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Stage preference••• Locked
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Sep 16, 2026DFX analyst research (General-assisted, every claim URL-cited) s•••••••••.comFact
Source of wealth••• Locked
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Website••• LockedSep 12, 2026DFX model output (c••••••••• rules, scores, mandates, matches) s•••••••••.comInference
Website readsite-fo-3Sep 21, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Website readsite-fo-3Sep 20, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Website readsite-fo-3Sep 19, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Website readsite-fo-3Sep 15, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Website readsite-fo-3Sep 14, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Website readsite-fo-3Sep 12, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
Website title••• LockedSep 21, 2026Family office and investment company w••••••s (about, team, portfolio, news pages) s•••••••••.comFact
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