Greg Hausheer
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Greg Hausheer Email & Phone Number

Head of Engineering at Cactus at Cactus
Location: New York, United States 8 work roles 2 schools
1 work email found @cactus.is LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email g****@cactus.is
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Current company
Cactus
Role
Head of Engineering at Cactus
Location
New York, United States
Company size
26 employees

Who is Greg Hausheer? Overview

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Quick answer

Greg Hausheer is listed as Head of Engineering at Cactus at Cactus, a with 26 employees, based in New York, United States. AeroLeads shows a work email signal at cactus.is and a matched LinkedIn profile for Greg Hausheer.

Greg Hausheer previously worked as Head of Engineering at Cactus and CEO at Lightmatter. Greg Hausheer holds Ba, History from Yale University.

Company email context

Email format at Cactus

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{first}@cactus.is
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AeroLeads found 1 current-domain work email signal for Greg Hausheer. Compare company email patterns before reaching out.

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Profile bio

About Greg Hausheer

Greg Hausheer is a Head of Engineering at Cactus at Cactus.

Current workplace

Greg Hausheer's current company

Company context helps verify the profile and gives searchers a useful next step.

Cactus
Cactus
Head of Engineering at Cactus
brooklyn, new york, united states
Website
cactus.is
Employees
26
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8 roles

Greg Hausheer work experience

A career timeline built from the work history available for this profile.

Head Of Engineering

Current
Cactus

New York, New York, United States

Oct 2024 - Present

Ceo

Current
Lightmatter

Greater New York City Area

Lightmatter is a team of designers, developers, and strategists that build software applications to help the world’s most promising health and life sciences companies improve the lives of their patients.

Nov 2016 - Present

Coo, Developer

Lightmatter

New York City

Sep 2013 - Oct 2016

Limited Partner

Current
Everywhere Ventures

Everywhere Ventures is a founder collective and early stage venture fund investing in the future of money, health and work. As an LP of the fund's earliest syndicates, I've helped with product and technical due diligence for the funds investments.

Jan 2018 - Present

Investor / Advisor

Current
Self-Employed

Acting as an investor and/or advisor to Lightmatter's clients in health + others of my own interests. Investments include Galileo, Pearl Health, Actual Veggies, Percent, Radish Health, JuneShine, The Agency + others.

Jan 2017 - Present

Co-Director Of Yale Tech Nyc

Yale Tech

Nyc

Co-directed tech-focused meetups for young alumni to network across hackathons, dinners, and lectures with notable Yale alumni, and to build a better tech community in New York for Yale. This movement then became Accelerate Yale.

Jan 2015 - Jan 2019

Software Developer

Elm City Labs

Built web and mobile apps for ECL's clients, as well as helping source investments, evaluate deals, and manage projects. Learned HTML, CSS, JavaScript, and Python.

Jan 2012 - Aug 2013

Summer Fellow

Yale Entrepreneurial Institute (Yei)

New Haven

May 2011 - Aug 2011
Team & coworkers

Colleagues at Cactus

Other employees you can reach at cactus.is. View company contacts for 26 employees →

HN Hema N Hema N Colleague at CactusTamil Nadu, India View → GF Gloria Friel Gloria Friel Colleague at CactusRiverside, California, United States View → SK Sri Kaant Kashyap Sri Kaant Kashyap Colleague at CactusGhaziabad, Uttar Pradesh, India View → EM Estefany Melgueiros Estefany Melgueiros Colleague at CactusSanta Catarina, Brazil View → AJ Abel James Abel James Colleague at CactusLagos State, Nigeria View → HS Huzeifa Saifee Huzeifa Saifee Colleague at CactusMumbai, Maharashtra, India View → CS Cactus Street Cactus Street Colleague at CactusHuntington Station, New York, United States View → DF Davi Friese Davi Friese Colleague at CactusCuritiba, Paraná, Brazil View → LW Lucas Werthein Lucas Werthein Colleague at CactusBrooklyn, New York, United States View → JM João Miller João Miller Colleague at CactusRio De Janeiro, Brazil View →
2 education records

Greg Hausheer education

Ba, History

Yale University

Activities and Societies: Varsity Lightweight Crew

FAQ

Frequently asked questions about Greg Hausheer

Quick answers generated from the profile data available on this page.

What company does Greg Hausheer work for?

Greg Hausheer works for Cactus.

What is Greg Hausheer's role at Cactus?

Greg Hausheer is listed as Head of Engineering at Cactus at Cactus.

What is Greg Hausheer's email address?

AeroLeads has found 1 work email signal at @cactus.is for Greg Hausheer at Cactus.

Where is Greg Hausheer based?

Greg Hausheer is based in New York, United States while working with Cactus.

What companies has Greg Hausheer worked for?

Greg Hausheer has worked for Cactus, Lightmatter, Everywhere Ventures, Self-Employed, and Yale Tech.

Who are Greg Hausheer's colleagues at Cactus?

Greg Hausheer's colleagues at Cactus include Hema N, Gloria Friel, Sri Kaant Kashyap, Estefany Melgueiros, and Abel James.

How can I contact Greg Hausheer?

You can use AeroLeads to view verified contact signals for Greg Hausheer at Cactus, including work email, phone, and LinkedIn data when available.

What schools did Greg Hausheer attend?

Greg Hausheer holds Ba, History from Yale University.

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