Insights

Growing Portfolio Rainier Partners has demonstrated active investment and acquisition activity, including the recent acquisition of Kleen-Tech Services and Omega Fitness Holdings, indicating a strategic focus on expanding their portfolio within service sectors across North America.

Leadership Expansion The firm is investing in strong management teams, exemplified by hiring a new CEO for Kleen-Tech and promoting internal leaders to principal and executive roles, which suggests opportunities to target management solutions and leadership development services.

Mid-Market Focus With revenue ranges between $25M to $50M and a focus on lower middle-market companies, Rainier Partners presents a potential market for scaled financial, operational, or technological solutions tailored to mid-sized service providers.

Sector Specialization Their investment focus on business, financial, industrial, and consumer services indicates a strong preference for companies in these verticals, making them a target for industry-specific technology or service providers.

Regional Presence Based in Seattle with a Pacific Northwest roots and a geographic focus across the Western US and Canada, Rainier Partners is well-positioned for regional vendor engagements and localized service offerings in these markets.

Rainier Partners Tech Stack

Rainier Partners uses 8 technology products and services including RSS, Open Graph, Squarespace Commerce, and more. Explore Rainier Partners's tech stack below.

  • RSS
    Content Management System
  • Open Graph
    Content Management System
  • Squarespace Commerce
    E-commerce
  • Microsoft 365
    Email
  • Google Fonts API
    Font Scripts
  • wp.cloud
    Platform As A Service
  • HSTS
    Security
  • Animate.css
    UI Frameworks

Media & News

Rainier Partners's Email Address Formats

Rainier Partners uses at least 1 format(s):
Rainier Partners Email FormatsExamplePercentage
FLast@rainierpartners.comJDoe@rainierpartners.com
100%

Frequently Asked Questions

Where is Rainier Partners's headquarters located?

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Rainier Partners's main headquarters is located at 1111 3rd Avenue Suite 3030 Seattle, Washington 98101 United States. The company has employees across 4 continents, including North AmericaAsiaEurope.

What is Rainier Partners's official website and social media links?

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Rainier Partners's official website is rainierpartners.com and has social profiles on LinkedIn.

What is Rainier Partners's NAICS code?

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Rainier Partners's NAICS code is 52391 - Miscellaneous Intermediation.

How many employees does Rainier Partners have currently?

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As of May 2026, Rainier Partners has approximately 35 employees across 4 continents, including North AmericaAsiaEurope. Key team members include Chief Financial Officer: B. P.Vice President: G. L.Private Equity Analyst: C. L.. Explore Rainier Partners's employee directory with LeadIQ.

What industry does Rainier Partners belong to?

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Rainier Partners operates in the Venture Capital and Private Equity Principals industry.

What technology does Rainier Partners use?

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Rainier Partners's tech stack includes RSSOpen GraphSquarespace CommerceMicrosoft 365Google Fonts APIwp.cloudHSTSAnimate.css.

What is Rainier Partners's email format?

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Rainier Partners's email format typically follows the pattern of FLast@rainierpartners.com. Find more Rainier Partners email formats with LeadIQ.

When was Rainier Partners founded?

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Rainier Partners was founded in 2020.

Rainier Partners

Venture Capital and Private Equity PrincipalsWashington, United States11-50 Employees

Rainier Partners is a private equity firm based in Seattle, rooted in the Pacific Northwest. It targets lower middle-market companies primarily across the Western United States and Canada, with investments spanning Business Services, Financial Services, Industrial Services, and Consumer Services. The firm emphasizes forming partnerships with owners and management teams and relies on open, collaborative communication to support profit growth. 

In 2025, Rainier Capital Partners LP completed the acquisition of Kleen-Tech Services, a national janitorial services provider, expanding its services platform. Its activity reflects a focus on the lower middle-market within the services ecosystem and a collaborative approach to developing portfolio companies.

Section iconCompany Overview

Headquarters
1111 3rd Avenue Suite 3030 Seattle, Washington 98101 United States
NAICS Code
52391 - Miscellaneous Intermediation
Founded
2020
Employees
11-50

Section iconFunding & Financials

  • $25M$50M

    Rainier Partners's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Rainier Partners's revenue is estimated to be in the range of $25M$50M

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