Old Line Capital Partners — Full Portfolio
15 tracked investments · listed companies and verified rows first
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)
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 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 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
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
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
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)
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
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
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)
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
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.
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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.





























