About HarborWind Partners
We've sat on both sides of the table.
About HarborWind Partners
That means we know what operators sacrifice when they take outside capital. We structure our work so they don’t have to sacrifice it again.
Who We Are
Both sides of the table. One partnership.
HarborWind Partners was built on the belief that the best investment decisions come from understanding both sides of the equation: the operator's reality and the investor's discipline. Sean Mahoney built, scaled, and sold a technology services company. He knows the 2 a.m. decisions, the culture inflection points, and the tension between growth and discipline that define a founder's life. Rocky Lopez spent over a decade as Principal and CFO of a single-family office, overseeing capital allocation and direct private equity investments, after years in investment banking and venture capital. That combination of operating experience alongside institutional investing rigor shapes every deal we source, every company we partner with, and every value creation plan we execute. The full thesis is laid out in our pillar on why we buy founder-led industrial businesses.
Operators trust us because we've been in their seat. Investors trust us because we underwrite with discipline. That’s the edge.
- Founded
- 2026
- Headquarters
- Chicago, IL
- Sectors
- Specialty Chemicals · Industrials & Industrial Services · Essential B2B Services
- EBITDA Range
- $2.5M – $12M
- Revenue
- $10M – $75M
- Hold Period
- Long-term, no fund-mandated exit
Partnership
We invest alongside management teams, not above them. Aligned incentives and shared risk define every deal.
Patience
We build value over years, not quarters. Compounding returns require compounding commitment.
Precision
Disciplined underwriting, rigorous diligence, and selective deployment. We say no far more than we say yes.
Our Edge
The Quiet Edge
Our discipline is operational modernization: the systems, software, and process work that make a business run better. We talk about technology because it is central to how we work, before a deal, during ownership, and long after a close. AI is one tool in service of that work, not the headline. Every tool we use has one job: make the business stronger and the people inside it more effective.
Preparation, Not Prospecting
We study sectors deeply and evaluate businesses with rigor, using modern tools, including AI, to do it faster and more thoroughly. When we approach a founder, we have already done the work to understand their market, their model, and why the fit is real. We earn the conversation before we ask for it.
Infrastructure You Can Feel
We bring modern operational systems into businesses that have outgrown their current tools: ERP, CRM, workflow automation. The goal is not complexity. It is giving your team the infrastructure to move faster, see more clearly, and stop working around the things that never got fixed.
Smarter Customer Relationships
We help portfolio companies communicate with customers in ways that are more personal and more responsive, with AI doing the heavy lifting behind the scenes. Not robotic. Not templated. The kind of attentiveness that turns a vendor into a trusted partner, at a scale a ten-person team could not manage alone.
Investment Philosophy
A disciplined approach to enduring value.
Step 01
Buy.
We acquire established, founder-led businesses in fragmented industries with durable competitive advantages. Our sourcing is proprietary and relationship-driven. We often spend years building trust before a transaction unfolds. We seek companies with $2.5M–$12M in EBITDA, strong cultures, and clear pathways to operational improvement.
Step 02
Build.
We partner with management to professionalize operations, invest in talent, and pursue strategic add-on acquisitions. Our operating team works shoulder-to-shoulder with management, implementing systems, expanding sales channels, and building scalable infrastructure. We embed with the team and do the work alongside them, from financial leadership to technology to commercial growth.
Step 03
Compound.
We hold through full value-creation cycles and let organic growth and margin expansion compound. Our patient capital means we are never forced sellers. We plan to own and build these businesses for the long term, and we make sure each one stays positioned for whatever its next chapter requires.
Let's build something enduring.
Whether you’re ready to talk or just starting to think about what’s next, we’re here when you are.