🦊/Investors

Boston Millennia Partners

Venture capital

Boston · Seed–Late Stage · 8 people tracked

Also known as Boston Millennia Partners Limited Partnership · GLEN VENTURES MANAGMENT, INC

Find your way into Boston Millennia Partners

646 people in our graph share verified history with the Boston Millennia Partners team — schools, employers, funds. One of them is your warm intro.

John McCulloughunlockedknows Elizabeth Callow · together at The Tuck School of Business at Dartmouth (overlapped)
×6knows the team · via Middlebury College
knows the team · via Materialise
knows the team · via University of Antwerp
knows the team · via MIT Lincoln Laboratory
knows the team · via The Fletcher School at Tufts University
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Investment thesis

Boston Millennia Partners is a private equity firm that invests in healthcare and life sciences companies.

Source: firm website, verified Jul 28, 2026.

Stage
Seed–Late Stage
Check
$3M – $5M
HQ
Boston, Massachusetts, US
Instruments
Equity
Founded
1984
AUM
$700M
VC funds
3
Tracked investments
9
IPOs
1

Team · 8 people

from curated & public directories
Elizabeth Callow· Senior Associatein

Founder mafia

2 people who came through Boston Millennia Partners went on to found or lead other companies.

What they invest in

from 8 of 9 portfolio companies

Healthtech ×6AI & Machine Learning ×5Medical Devices ×4Digital Health ×3Enterprise Software ×3SaaS ×3Biotech ×2HR Tech ×1

HQs:United States×7

Investments · 9 tracked

founders shown can be your intro path

By year:2025 · 12024 · 12023 · 12021 · 12018 · 15 dated

Collegium Pharmaceuticalcollegiumpharma.comin𝕏NASDAQ: COLL

Collegium Pharmaceutical is a biopharmaceutical company developing a portfolio of medications to treat serious medical conditions.

BiotechCanton, US

Michael Heffernan(Executive Officer, Director)inPaul Brannelly(Executive Officer)inVikram Karnani(President and Chief Executive Officer, and Director)in

BoardEran Nadav(Director)John Freund(Director)Patrick Heron(Director)in

Co-investorsAPERTURE Venture PartnersEcoR1 CapitalFrazier Life SciencesLongitude CapitalRA Capital

Rittenhouse Venturesrittenhouseventures.com✓ verified

HRSoft is a provider of enterprise compensation management software that enables organizations to design, manage, and automate complex pay programs including merit, bonus, equity, and incentive plans.

AI & Machine LearningEnterprise SoftwareHealthtechHR TechMedical DevicesSaaSPhiladelphia, US

Joe Poxson(Chief Executive Officer)

Co-investorsExcelerate Health VenturesRittenhouse VenturesRobin Hood VenturesStrattech Partners, LLCTech Council Ventures

C2Sensec2sense.comin

Hyperion Biosystems builds diagnostic devices that use computer vision and physics-based algorithms to improve the sensitivity and specificity of point-of-care and at-home tests.

AI & Machine LearningHealthtechMedical Devices

Co-investorsNewlin Investment Company LLCSafar PartnersBreakout LabsCranberry CapitalPropel Venture Partners

Koriokorioclinical.cominOct 2023

Korio provides RTSM (Randomization and Trial Supply Management) software for clinical trials, with a focus on experienced project management and continuity throughout the study lifecycle.

BiotechDigital HealthEnterprise SoftwareHealthtechMedical DevicesSaaSDoylestown, US

Ryan Keane(Executive Officer, Director)inChuck Harris(Executive Officer, Director)in

BoardAustin Poole(Director)Hugh R. Roome(Director)B. Bobby Bahram(Director)in

Co-investorsBIP VenturesExcelerate Health Ventures

Reveleerreveleer.cominDec 2021 · $65M

Reveleer provides a unified platform combining AI-powered retrieval, clinical intelligence, risk adjustment, and quality improvement tools for healthcare providers and health plans operating under value-based care models.

AI & Machine LearningDigital HealthEnterprise SoftwareHealthtech

Co-investorsOak HC/FTUpfront VenturesHercules Capital, Inc.

S2N Healths2nhealth.cominApr 2024

S2N Health provides commercial intelligence, analytics, and go-to-market strategy services for medtech, diagnostics, digital health, and drug delivery companies, from startups to global enterprises.

AI & Machine LearningHealthtechMedical DevicesSales TechBoston, US

Amy Siegel(CEO & Co-Founder)inTim Kofol(CTO & Co-Founder)inLeah Shea(Chief Product Officer)in

BoardRoome Hugh(Director)Andrew Schwab(Director)inMartha Shadan(Director)in

Co-investorsExcelerate Health VenturesRittenhouse VenturesRobin Hood Ventures

Xevantxevant.comin

Xevant offers an automated data analytics and reporting platform for pharmacy benefit organizations, using AI to standardize diverse data formats, analyze pharmacy claims, and generate reports and repricing outputs.

AI & Machine LearningDigital HealthSaaSLehi, US

Brandon Newman(CEO)inPETE TANTILLO(Executive Officer)JEFF LININGER(Executive Officer)DANIEL TELFORD(Executive Officer)DON DEGOYLER(Director)NICK CONWAY(Director)

Co-investorsHCAP PartnersTech Council VenturesMartinson VenturesTCV

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

ArxchitectCota

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.

Exits · 1

1 IPOs

Collegium PharmaceuticalNASDAQ: COLL

Portfolio news

latest coverage across their companies

IPO stake values · per SEC filings

Value of this firm's stake in each portfolio company at its IPO price, from the prospectus principal-stockholder table.

CompanyOwnedIPO priceAt IPOStake value
Collegium Pharmaceutical4.6%$20.00Jan 2016$21.6M

Source: SEC S-1 / 424B prospectus filings. Stake value = shares beneficially owned × the initial public offering price, as disclosed — a market value at IPO, not a return multiple (the firm's original cost is not disclosed).

Frequently asked questions

How many investments has Boston Millennia Partners made?
Boston Millennia Partners has 9 tracked investments, 1 of which have exited, including 1 dated in the last 24 months.
What stage does Boston Millennia Partners invest at?
Boston Millennia Partners invests at the Seed, Growth, Late Stage stages.
What is Boston Millennia Partners's typical check size?
Boston Millennia Partners typically writes checks of $3M – $5M.
What sectors does Boston Millennia Partners focus on?
Boston Millennia Partners focuses on Biotech, Enterprise Software, Healthtech, Medical Devices, SaaS.
Where is Boston Millennia Partners located?
Boston Millennia Partners is headquartered in Boston, US.

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