Rainy River Partners
Quiet river at dawn

Rainy River Partners

We partner with the businesses that keep our water safe.

We find and partner with great water, stormwater, and wastewater services businesses and give them the support to keep growing.

About us

Who we are

Rainy River Partners is building a long-term home for companies that provide the essential services keeping our water and wastewater infrastructure operating safely and reliably.

We are a small, focused team committed to investing in and operating great businesses for the long term. We are not pursuing quick turnarounds or short-term exits. Instead, we work alongside owners and management teams to preserve what has made their companies successful while providing the resources, infrastructure, and support needed for continued growth.

Our goal is to build an enduring group of exceptional businesses serving the water, wastewater, and stormwater sectors while protecting each company’s people, culture, and reputation.

Water focus

We focus on businesses that provide essential services to our water system and understand the importance of reliability, trusted relationships, and consistent execution.

Long-term approach

We acquire businesses with the intention of owning and operating them for the long term. Our approach emphasizes continuity, responsible growth, and preserving what has made each company successful.

Simple, straightforward

We design our process to be clear, practical, and easy to understand. Owners can expect direct communication, thoughtful diligence, and transparency at every step.

Sectors of focus

The businesses behind safe water.

Biosolids & Residuals Management
Industrial Water & Wastewater
Marina & Waterfront Services
Onsite Wastewater & Septic Services
Pipeline Inspection & Condition Assessment
Pipeline Rehabilitation & Trenchless Services
Pump & Lift Station Services
Sewer Cleaning & Maintenance
Stormwater Management
Water & Wastewater Treatment
Water Distribution & Main Services
Water Quality Testing & Compliance

For owners

A reliable partner for what comes next.

Whether you're considering a transition now or simply thinking about the future, we're always happy to have a confidential, no-pressure conversation about your business and your goals.

How we partner

For referral partners

Know a great business owner?

We welcome introductions from industry professionals, advisors, and others who know great water services businesses. If an introduction leads to an acquisition, we offer a referral fee.

Refer a business

Considering your next chapter?

We're always happy to have a confidential conversation about your business,
your goals, and what the future could look like.

Schedule a conversation