154 Partners is a New York-based private equity firm focused on partnering with lower middle market founders and owner-operators. Founded in 2025 by former Blackstone colleagues Isaac Harrouche and Mike Berlin, the firm targets control and shared-control investments in North American companies with strong cash flow and growth potential through operational improvement and strategic M&A. 154 typically partners with businesses generating $2-20mm in EBITDA and deploys $40-$100mm+ of equity per platform, inclusive of co-invest over the life of a partnership. 

For more information, please visit www.154partners.com.

Contact Information:
For Companies: wyatt@154partners.com.
For Other Inquiries: hello@154partners.com.

154 Partners

Isaac Harrouche

This department manages all aspects of internal and external communications, ensuring effective messaging and brand representation.

Communications Department

This department oversees strategic direction and operational functions across the organization.

Executive Leadership

This department focuses on managing and optimizing investment portfolios and strategies.

154 Partners

Org chart

Teams

Communications Department

Executive Leadership

Investment Management

Offices

154 Partners

Org chart

Teams

Communications Department

Executive Leadership

Investment Management

Offices

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