/Investor DB

Tusk Venture Partners — 2021 Investments

6 investments dated 2021 · listed companies and verified rows first · show all

Elaborateelaborate.cominApr 2021 · $10M

Elaborate provides software that integrates natively into EMR systems to help clinicians manage patient message inboxes using structured, rules-based clinical protocols.

AI & Machine LearningDigital HealthHealthtechBrooklyn, US

Michael Tseitlin(Founder)inNicole Bocskocsky(Executive Officer, Director)

BoardMicah Rosenbloom(Director)in

Board seatJordan Nof· per SEC Form D

Co-investorsBling CapitalFounder CollectiveArkitekt VenturesCompany Ventures

Almaalma.euAug 2021 · $50M

alma provides IT-focused project management services, defining project goals and milestones with clients and delivering tailored solutions through a single point of contact.

Enterprise SoftwareSaaS

Co-investorsCathay InnovationBoxGroupInsight PartnersOptum VenturesPrimary Venture PartnersRainfall Ventures+2 more

Landlinelandline.com𝕏Oct 2021

Landline operates a premium airport shuttle service that connects travelers from regional cities to major airports, letting passengers check bags and clear TSA security closer to home before boarding buses that drop them at the airport.

Logistics & Supply ChainMobility & TransportationTravel & HospitalityFort Collins, US

David Sunde(Chief Executive Officer)inBen Munson(Chief Financial Officer and Secretary)

BoardMasha Khusid(Director)inGreg Bettinelli(Director)Stuart Lander(Director)

Co-investorsDrive CapitalMatchstick VenturesMucker CapitalUpfront Ventures

Lithiclithic.comin𝕏May 2021 · $43M

Lithic provides a modular card issuing and processing platform that enables companies to build and manage payment programs.

Developer ToolsEnterprise SoftwareFintechSaaSSan Francisco, US

Bo Jiang(Founder)inDavid Nichols(Founder)inDavid Wagner(Founder)Jason Kruse(Founder)

Co-investorsBessemer Venture PartnersBlank VenturesCommerce VenturesIndex VenturesRainfall VenturesStripes+2 more

MainStreet: Themainstreet.comSeries A · Mar 2021 · $60MAcquired

MainStreet was a San Jose startup helping companies claim R&D tax credits; it was acquired by Employer.com in May 2025.

Jesse TinsleyinDan Lindquist(Founder)Daniel Griffin(Founder)Doug Ludlow(Founder)

Co-investorsAlumni VenturesGaingelsMoxxie VenturesRareBreed VenturesReshapeScribble Ventures+5 more

Other

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

Exalt

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.