big things. 

 Let’s do

What energizes us?
Building something valuable
from the ground up.


We are 25madison.

We build companies.

Combining our expertise as owners and CEOs, we’ve built a better way to create and launch break-out businesses.

Let’s do big things.



We incubate companies from the ground up and invest in early-stage companies, from our base in NYC. Out of our internally generated research themes, we have a small number of high conviction incubations and investments, with a deep operating engagement in each project.

The 25madison Playbook

We've developed, tested, and proven our company-building playbook, building and backing great teams with active partnership. From start to scale, we're in this together, supporting our projects through our:

Shared services

Company-building process

Permanent capital structure

Our sweet spot

We focus on relatable products and services that people and businesses use. Our businesses generate near-term revenue and profits, not just eyeballs.

Real businesses

Aligned to
our themes

Within our target themes, where we see significant disruption opportunity, we identify white space, entrepreneurs or startups.

Ability to tip
the scales

We seek opportunities where we can create a competitive advantage.

Our impact

We invest consistent with our values, doing good and doing well by investing in companies that have a positive impact in areas we care about:

Health & wellness


Safe, renewable food sources

Environmental sustainability


Economic development and job creation

Safety & security


Building and running companies is in our DNA.
We have the know-how and playbook to create winners. 


Our team

Steven Price

CEO, Founder

Gary Ginsberg

Founder and Member
of Board of Directors

Megan Rhinehart

Director, Product

Margaret Strickland

Director, Brand & Marketing

Alita Giacone

Office Manager

Matt Fremont-Smith

COO, Founder

Lance West

Founder and Member
of Board of Directors

Nate Rosen

Director, Business Development

Dylan West

Director, Business Development

Kirk Posmantur

CMO, Founder

Justine Lee

General Counsel & Chief Impact Officer

David Shteyman

Director, Business Development

Julia Sigal

Associate Director, Product Development

Michael Lynton

Founder and Chairman 
of Board of Directors

Matt Berberian

VP, Design & Development

Grant Silow

Director, Business Development

Nicolette Craumer

Program Management

Our senior advisors

Manon DeFelice

Jordan Levy

Kim Paige

Our strategic partners

Premiere partnership and business development companies, connecting ideas, people and brands in unprecedented ways

Web development, content management, digital marketing and design

Programmatic media buying agency – with access to reach any target audience across platforms

In partnership with a family office of the Schimmel family, a preeminent investor in Israel.


We have a portfolio of strong and growing early-stage companies. 


Our incubations


Incubating a seedling of an idea into the go-to resource for the plant-based movement.


Safety & security

Incubating an optimistic, engaging safety product and brand in a category of fear and confusion.

The future of work

Incubating a new education concept where people find the skills and land a career and life they'll love.


Our portfolio

IoT water testing systems for real-time water quality monitoring

Better-for-you cube-based products and soup cups

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IoT management and payment system for coin operated machines

First of its kind, plant-based superfood pudding

First mushroom chai on the market (functional beverage and coffee substitute)

Income-discovery platform for the Gig Economy


A hybrid (online/offline) luxury consumer travel agency

Delicious plant-based cheese crafted from cashews


Fresh turkey products, chef-crafted, lean, non-GMO, antibiotic free, and certified humanely raised



Entrepreneurs, investors, and prospective team members, we'd love to hear from you.

Let’s do

big things


©2019 25madison, LLC

(917) 808-4200

853 Broadway,  Suite 905
New York, NY 10003

Ultra portable, stylish, collapsible bike helmet

Multi-media brand empowering people to lead healthier lives