/Investor DB

Old Line Capital Partners — Full Portfolio

15 tracked investments · listed companies and verified rows first

Breachbitsbreachbits.com

BreachBits offers BreachRisk, a platform that emulates real attacker techniques to test and quantify an organization's cyber risk into a single score, replacing self-reported questionnaires with verified evidence.

CybersecurityInsurTechSaaSAnnapolis, US

Jacob Foster Davis(Executive Officer)John Lundgren(Executive Officer)

Breakthrujoinbreakthru.comin𝕏

Breakthru operates a data platform with engagement tools designed to help brands connect with and build trust among young audiences.

Creator EconomyData & InfrastructureFintechMarketing TechSaaSLewes, US

Alex Miles(Founder & CEO)inGean Martinez(Co-Founder & CTO)in

Co-investors37 AngelsTechstarsEshelman Ventures, LLC

Carrtech Corpcarrtechcorp.comin𝕏

CarrTech develops FROG (Filter Removal of Glass), an FDA-cleared all-in-one device that combines a filter and hypodermic needle in a single package for preparing injectable medications from glass ampoules.

HardwareHealthtechMedical Devices

Sue Fisher Carr(Founder)inMark Beliczky(CEO)Jack Kent(CCO)John Brzezenski(CFO & Business Strategist)

Co-investorsMaryland TEDCOTEDCO

Channel Roboticschannelrobotics.comJun 2026

Channel Robotics develops miniaturized endoscopic surgical robotics that let a single surgeon operate both the endoscope and the robot, using AI for instrument articulation and control.

AI & Machine LearningMedical DevicesRoboticsDel Mar, US

PHILIP WEISSBROD(Executive Officer, Director)MICHAEL YIP(Executive Officer, Director)

BoardMICHAEL COLLINS(Director)

Co-investorsTrue VenturesDefined VCY Combinator

Hushmeshhushmesh.com

Hushmesh operates the Mesh, a cryptographic infrastructure that gives every person, agent, and data object a globally verified identity, keychain, and encrypted space to assure data provenance, integrity, and privacy.

AI & Machine LearningCybersecurityDeep Tech

Manu Fontaine(Founder)in

Co-investorsPaladin Capital GroupAkamai Technologies

KaloCytekalocyte.cominApr 2018

KaloCyte develops ErythroMer, a dried, shelf-stable artificial red blood cell for use in emergency and trauma care when stored blood is unavailable or in short supply.

BiotechDeep TechHealthtechMedical DevicesBaltimore, US

Allan Doctor(Co-Founder & CSO)inDipanjan Pan(Co-Founder, Chief Technical Officer)inPhilip Spinella(Co-Founder, Chief Medical Officer)inDaniel Getman(Director)Gregory Lanza(Director)

Co-investorsBioAdvanceBioGenerator VenturesDelaware Crossing Investor GroupMaryland TEDCONYBC VenturesTEDCO+1 more

Liatrisliatris.bizJul 2021

Liatris develops high-performance insulation materials to reduce heating and cooling costs in buildings.

CleantechConstruction TechEnergyNew MaterialsRockville, US

Frank Yang(Co-Founder / President & CEO)inArthur Yang(Co-Founder / Chief Technology Officer)

Co-investorsUniversity System of Maryland Momentum FundPropel(X)

Maspanadasmaspanadas.com

A food company that produces empanadas, Hispanic hand pies with flaky crusts and savory fillings, available for purchase in retail stores and online.

ConsumerDirect to ConsumerFoodTech

Margarita(Founder)Andy

Noveldxnoveldx.com

Novel Microdevices develops a portable, battery-powered point-of-care molecular diagnostic system that runs PCR-based nucleic acid amplification on disposable cartridges to detect pathogens and antibiotic-resistance mutations in about 15 minutes.

BiotechDigital HealthMedical Devices

Andrea Pais(CEO, Co-Founder)inRohan Pais(VP, Engineering, Co-Founder)inCarlos Aparicio(Chief Operating Officer)in

Co-investorsMaryland TEDCOTEDCO

Onehealthgrouponehealthgroup.com

One Health Group develops AI-driven diagnostic and monitoring platforms serving the medical technology sector across both animal and human health applications.

AI & Machine LearningDigital HealthHardwareHealthtechMedical Devices

Albert Di Rienzo(President and CEO, Cofounder)

Privvaprivva.com𝕏

Privva, now part of Smarsh, offers a cloud-based Vendor Risk Management platform that automates third-party vendor security assessments, remediation tracking, reporting, and continuous vendor breach monitoring.

CybersecurityEnterprise SoftwareSaaS

Co-investorsNaples Technology Ventures

Sonogenmedsonogenmed.com

Sonogen Medical develops a portable, connected home device for bone growth stimulation to help treat bone fractures, offering shorter daily usage sessions and healing feedback.

Digital HealthHardwareMedical DevicesChevy Chase, US

Alan Winder(Founder & Inventor)Jason Winder(CEO)inRobert Muratore(CSO)inPeter(Engineering Director)inFrank Schugar(Executive Officer)

Co-investorsMaryland TEDCOThe Innovation Space

Other

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

AskroseAttilasecHelloporter

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.