/Investor DB

HOLT Ventures — Full Portfolio

8 tracked investments · listed companies and verified rows first

RodRadarrodradar.comin𝕏Jul 2026✓ verified

RodRadar manufactures excavator bucket units embedded with ground-penetrating radar technology to detect buried utilities in real-time during excavation.

Construction TechDeep TechHardwareIoTRinatya, IL

Moshe Dalman(CEO and Co-founder)inYossi Gershon(Chief Strategist and Co-founder)

Co-investorsBrick Mortar VenturesDysruptek

Interplay Learninginterplaylearning.comin𝕏Feb 2021

Interplay Learning builds online skilled trades courses designed and delivered by industry experts and instructional designers, covering foundational technical knowledge and real-world applications for technicians.

EdTechEnterprise SoftwareFuture of WorkHR TechSaaSAustin, US

Douglas Donovan(Executive Officer, Director)

BoardIan Chiu(Director)inCharlie Plauche(Director)inRichard Waitumbi(Director)Sam Decker(Director)Kimberly Caldbeck(Director)

Co-investorsCathexis VenturesCentral Texas Angel NetworkCerity Partners VenturesCowtown Angelsgumi IncOwl Ventures+7 more

Lyndalynda.comFeb 2021 · $18M

Lynda.com redirects to LinkedIn Learning, an online education platform offering video courses, quizzes, exercise files, curated learning pathways, and professional certificates.

EdTechFuture of WorkSaaS

Co-investorsAccelSpectrum EquityMeritech Capital PartnersOwl VenturesS3 VenturesSierra Ventures+3 more

Tangiblytangibly.cominJul 2023 · $6.5M

Tangibly provides AI-powered trade secret protection and governance software for companies to identify, protect, and leverage proprietary assets.

AI & Machine LearningEnterprise SoftwareFintechLegalTechSeattle, US

Erich Spangenberg(Co Founder and CEO)Tim Londergan(CEO)inLiat Belinson(Executive Officer)inChristopher Buntel(Executive Officer, Director)

BoardAseem Datar(Director)in

Co-investorsAlumni VenturesBrainstorm VenturesMadrona Venture GroupWipro VenturesIncisive VenturesMVP Ventures+2 more

Transecttransect.cominMay 2020

Transect is a B2B SaaS platform for environmental, permitting and community-sentiment site assessment for energy projects.

San Antonio, US

Colton Brugger(Executive Officer, Director)inRobin Laine(Executive Officer, Director)inGary Horn(Director)Sam Laine(Executive Officer, Director)

BoardVaughn Blake(Director)in

Co-investorsBlue Bear Capital PartnersCerity Partners VenturesMGV CapitalNextGen Venture Partners

ZAF Energy Systemszafsys.com

ZAF Energy Systems develops Nickel Zinc (NiZn) and zinc-based battery technologies for industrial energy storage, initially targeting the Group 31 battery segment used in data centers, trucking, and marine markets.

CleantechEnergyHardwareColumbia Falls, US

Craig Wilkins(Founder)inDavid Wilkins(Founder)Randy A. Moore(President/CEO)inAdam Weisenstein(Executive Officer)in

BoardHoward F. Wilkins III(Director)Alan Campbell(Director)

Other

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

Ranger HealthUsed Equipment Guide

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.