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M33 Growth's Overview

Total employees41
HeadquartersBoston
Founded2017

M33 Growth is a venture and growth-stage investment firm dedicated to partnering with founders and CEOs of bootstrapped and capital-efficient B2B software companies primarily in North America. They provide strategic capital, operational expertise, and hands-on support to help businesses scale, innovate, and achieve market leadership. M33 Growth focuses on sectors including vertical SaaS, healthcare technology, and tech-enabled business services, employing a collaborative approach to accelerate growth and build lasting value.

Where is M33 Growth's Headquarters?

HQ Function

The Boston headquarters serves as the central hub for M33 Growth's investment activities, including deal sourcing, due diligence, portfolio management, strategic decision-making, and collaboration among its team and with portfolio companies.

Notable Features:

Located in the historic 200 Berkeley Street building (formerly the Old John Hancock Building), an iconic Art Deco landmark, offering modern office facilities and panoramic city views. The location provides excellent access to Boston's dynamic business ecosystem.

Work Culture:

M33 Growth fosters a collaborative, analytical, and results-oriented work culture. The team is driven by a hands-on, partnership-focused approach, emphasizing deep engagement with portfolio companies, strategic guidance, and operational excellence to achieve shared growth objectives.

HQ Significance:

The Boston headquarters is strategically positioned to leverage the rich talent pool, extensive network of technology companies (particularly SaaS), leading academic institutions, and venture capital community in the Greater Boston area, facilitating robust deal flow and strong portfolio company support.

Values Reflected in HQ: The choice of a prestigious and historically significant building in a prime Boston location reflects M33 Growth's commitment to professionalism, excellence, stability, and deep engagement with the business and technology community. It underscores their long-term perspective in building valuable companies.

Location:

M33 Growth is primarily focused on investing in North American B2B software companies. While its direct office presence is concentrated in Boston, its global reach is extended through the international operations, customer bases, and expansion efforts of its diverse portfolio companies, which M33 Growth actively supports.

Street Address:

200 Berkeley Street, 20th Floor

City:

Boston

State/Province:

MA

Country:

USA

M33 Growth's Global Presence

Buying Intent Signals for M33 Growth

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of M33 Growth

As of April 2025, M33 Growth' leadership includes:

Brian Shortsleeve - Co-Founder & Managing Director
Gabe Ling - Co-Founder & Managing Director
Michael Anello - Co-Founder & Managing Director
Karen Spark - Chief Financial Officer

Investors of M33 Growth

M33 Growth has been backed by several prominent investors over the years, including:

Leading institutional investors
University endowments
Pension funds
Foundations
Family offices

Executive New Hires/Exits in the Last 12 Months

Hire0
Exits0

No major new hires or exits at the Managing Director or C-suite executive level for M33 Growth have been publicly announced in the last 12 months (as of May 2024). The firm may have experienced internal promotions or team changes not broadly publicized. For instance, M33 Growth announced several promotions to Principal and Vice President in January 2024.

Technology (Tech Stack) used by M33 Growth

Discover the tools M33 Growth uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

M33 Growth Email Formats and Examples

M33 Growth primarily utilizes an email format that combines the employee's first initial followed by their last name. This is the most common pattern observed for company communications.

[first_initial][last]@m33growth.com

Format

jdoe@m33growth.com

Example

90%

Success rate

News and media

PR NewswireMay 1, 2024

M33 Growth portfolio company Operix Acquires The Service Manager®

Operix, a field service management software provider and portfolio company of M33 Growth, announced its acquisition of The Service Manager® (TSM) from Thoughtful Systems Inc., expanding its capabilities and market presence in the FSM industry....more

m33growth.comJanuary 24, 2024

M33 Growth Announces Promotions to Principal and Vice President

M33 Growth announced key promotions within its investment team, elevating Christie Pulitzer and Patrick Tinkham to Principal, and Paige Kucera, Eric FIGUEROA, and Matt Cognetti to Vice President, recognizing their contributions to the firm's success and growth....more

PR NewswireApril 11, 2023

Built for Teams Secures Growth Investment from M33 Growth

Built for Teams, a leading provider of HR software solutions for small to mid-sized businesses, announced it has secured a strategic growth investment from M33 Growth. The partnership aims to accelerate product innovation and expand market reach for Built for Teams' integrated HR platform....more

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