Sterling Investment Partners

Sterling Investment Partners is a middle-market private equity firm with a long history of building companies across its targeted industry sectors. Sterling has completed over 25 platform investments and more than 50 strategic add-on acquisitions in partnership with strong management teams who share our vision of collaborative value creation. The firm seeks to invest primarily in companies with favorable competitive positions and strong prospects for growth through a careful investment selection process that has been honed by a cohesive team of senior investment professionals. Our approach to creating equity value is to support our management teams in accelerating growth, completing add-on acquisitions and building strong operational capabilities. Sterling is a long-term oriented investor. The achievement of our growth and development objectives with management has occurred over an average ownership period in excess of five years.

Douglas L. Newhouse

Co-Founder and Managing Partner

31 past transactions

Mr Greens Produce

Private Equity Round in 2023
Mr Greens Produce specializes in produce, imported goods, dairy, and charcuterie.

AIMS Companies

Acquisition in 2020
AIMS is a national provider of infrastructure inspection, maintenance, and support services to the municipal, utility, industrial, and energy end-markets. The company's complementary services, including (i) pipe inspection & cleaning, (ii) hydroexcavation, and (iii) vacuum and hydroblast cleaning, are critical to its customers' ability to maintain operational workflow and regulatory compliance. AIMS operates 15 branches across the U.S. which are strategically positioned in regions of high demand in the West, Southwest, and Southeast. The company's cross-trained workforce, expansive fleet of over 400 units, and company-wide culture of safety and performance have enabled AIMS to become a trusted partner to its premier customer base.

Marcone Supply

Private Equity Round in 2019
Marcone Supply is a logistics company that offers appliance parts.

Belnick

Acquisition in 2017
Belnick Incorporated in an internet based retailer of office chairs, office furniture, church furniture, school furniture, home furniture and medical furniture. It was one of the first online-only office furniture retailers.

Aurora Parts & Accessories

Acquisition in 2015
Aurora Parts & Accessories, LLC, a Lebanon, IN-based distributor of aftermarket and replacement semi-trailer parts and accessories.

Power Stop LLC

Acquisition in 2015
Power Stop is an automotive company specializing in performance brake kits.

Lipari Foods

Acquisition in 2014
Lipari Foods, LLC engages in the distribution of food products in the United States. It offers products under various categories, including deli, bakery, dairy, grocery, meat and seafood, packaging, confections, grab and go, and foodservice. The company also manufactures fresh sandwiches, small batch nut roasting products, trail mix blends, gourmet popcorn mixes, and peanut brittles. In addition, it offers repacking, labeling, and custom manufacturing services. The company serves supermarkets, convenience stores, foodservice, and more. Lipari Foods, LLC was formerly known as Lipari Food Distributors, LLC. The company was founded in 1963 and is based in Warren, Michigan.

RebelMouse

Series A in 2013
RebelMouse is the first digital publishing platform that is fully wired for social. Its solution enables brands, media companies and individuals to create vibrant content experiences that build communities and continually reach and grow audiences across the social web. Unlike conventional approaches that focus on managing content workflows within specific channels, RebelMouse liberates content across sites, social, apps and ads, and amplifies engagement with intelligent recommendations, social calls to action, real-time trending alerts and more. Founded in 2012 by former Huffington Post CTO Andrea Breanna, RebelMouse's modern approach to traffic helped create huge online hits like Axios and The Dodo, while also relaunching existing publishers like PAPER Magazine and helping them "Break the Internet." RebelMouse also helps brands who want to act more like a media company, including helping United Airlines Hub become the most popular airline blog. For more information, visit rebelmouse.com and follow RebelMouse on Twitter at @rebelmouse.

Service Logic

Acquisition in 2012
Service Logic is one of the largest privately held Energy and HVAC/Mechanical Services companies in the United States. Committed to long-term client relationships, our 1500+ employees service over 100,000,000 square feet of commercial, industrial and institutional real estate utilizing 33 offices covering 25 states. We are a leading provider of integrated services that optimize energy efficiency, comfort, productivity, health and safety. Our investment in local entrepreneurs, technology and education has created the next generation service platform for our clients and associates. We are reducing costs while increasing the value of real estate assets.

Excelligence Learning

Acquisition in 2011
Excelligence Learning is a developer, manufacturer, distributor, and multi-channel retailer of over 20,000 innovative, high-quality and grade-appropriate educational products and teaching solutions, which are sold primarily to early childhood learning centers, elementary schools, PTAs, and consumers. The company has three core divisions: Supplies (Discount School Supply, Really Good Stuff, SmarterKids, and Environments), Equipment (Children's Factory, Angeles and Steffy Wood Products), and Services (Educational Products, Inc., ChildCare Education Institute). With over 30 years of experience serving children, educators and parents, Excelligence's diversified portfolio of leading brands delivers quality, innovation, service and value on a global scale. Leading proprietary brands include: Colorations, BioColor, and Excellerations.

Survey Sampling international

Acquisition in 2011
Celebrating 40 years in business, SSI <http://www.surveysampling.com/> is the premier global provider of data solutions and technology for consumer and business-to-business survey research. SSI reaches participants in 90+ sample countries via internet, telephone, mobile/wireless and mixed-access offerings. SSI staff operates from 40 offices and remote staff in over 20 countries, offering sample, data collection, CATI, questionnaire design consultation, programming and hosting, online custom reporting and data processing. SSI's employees serve more than 3,500 customers worldwide.

Lazer Spot

Acquisition in 2010
Lazer Spot is the industry leader in third-party yard management services. Spotting and local shuttles are our core business, not an auxiliary function. A choice to work with Lazer Spot means that you get our full attention, our years of experience, and their commitment to customer satisfaction. You will not find another company that works harder or understands better how to make your facility function more efficiently.

FCX Performance

Acquisition in 2008
FCX Performance process application advisors who can help you navigate the complexities of production and manufacturing to find the best solutions to your challenges.

Miller Heiman Group

Acquisition in 2008
Miller Heiman Group was born from more than 150 years of experience and performance. They purposefully and intentionally brought together the best ideas, products and teams in the sales and service industry to offer you their Be Ready Solutions. The names are familiar and so are many of the products and services. If you’ve ever used their products before, you’ll be happy to know that you can still find them within the Be Ready Solutions. But those are just the beginning. Today, they offer more than ever before. And they offer more than any other company in the industry.

Fairway Group Holdings

Acquisition in 2007
Fairway Group, doing business as Old Market Group Holdings, is a retail food company that offers fresh, natural, and organic products, prepared foods, specialty and gourmet items, and a variety of conventional groceries. Produce, natural and organic, deli, specialty, cheese, butcher, seafood, bakery, coffee, and kosher foods are among the perishable product categories that the company focuses on. Its non-perishable product categories include both traditional groceries and specialty foods. Old Market Group Holdings Corp., formerly known as Fairway Group Holdings Corp.

Cambridge International

Acquisition in 2006
Cambridge is one of the world’s largest suppliers of metal conveying and engineered woven metal solutions, primarily used in food processing end markets, as well as in architectural, packaging and filtration applications.

GPX International Tire

Private Equity Round in 2005
GPX International Tire designs, manufactures, and sells tires. The Company offers pneumatic and solid tires, as well as radial wheels.

USM Services

Private Equity Round in 2005
USM is a facilities maintenance, HVAC/electrical services, and sustainable energy solutions company that provides services nationwide with offices in Pennsylvania and New York. Contact us today for information on complete integrated facility services, electrical contracting, building compliance, and more.

The CBORD Group

Acquisition in 2004
The CBORD Group, Inc. provides clinical nutrition and foodservice software for healthcare and senior living facilities.

Community Research Associates

Venture Round in 2004
Community Research Associates is a provider of domestic preparation services.

USM Services

Acquisition in 2003
USM is a facilities maintenance, HVAC/electrical services, and sustainable energy solutions company that provides services nationwide with offices in Pennsylvania and New York. Contact us today for information on complete integrated facility services, electrical contracting, building compliance, and more.

U. S. Shipping Partners

Acquisition in 2002
U.S. Shipping Corp provides long-haul marine transportation services, principally for refined petroleum products and chemical cargoes. They also provide coastwise transportation of petrochemical and commodity chemical products.

Kenan Advantage Group

Acquisition in 2001
Kenan Advantage Group provides tank truck transportation and logistics services for oil companies, truck stop chains,convenience stores, hypermarkets, aviation fuel marketers, and other national and regional petroleum marketers.

WIS International

Acquisition in 2000
WIS International operates as a data collection and technology innovation solution that offers retail solutions, shopper marketing and engagement, full-service inventory, and data collection. They also provide physical inventory counting services for healthcare, manufacturing, warehouses, and other sectors.

Interline Brands

Acquisition in 2000
Interline Brands is a distributor of broad-line maintenance, repair, and operations products serving clients in the U.S., Canada, and Central America. It operates under the auspices of 14 distinctly different market-specific brands, each providing expert-level personalized service to customers in their niche while supported by the functional efficiencies of an integrated purchasing and distribution platform.
Tidewater Holdings, Inc. is a multi-modal transportation company based in Vancouver, Washington, specializing in the movement of various commodities, including grain, refined petroleum products, wood, and fertilizers. Founded in 1932, it operates terminals across Washington and Oregon, facilitating the handling of cargo and intermodal connections. The company provides harbor services and manages a fleet that includes tugboats, barges, and specialty vessels. Additionally, Tidewater owns a shipyard where it engages in the construction and repair of marine vessels. Over the years, it has expanded its operations through acquisitions and the development of terminal facilities designed to support barge transportation and bulk liquid product handling. The company has a long history in the inland tug and barge industry and continues to enhance its capabilities with new vessels and strategic partnerships.

McArthurGlen Designer Outlets

Acquisition in 1995
McArthurGlen Designer Outlets developer and manager of numerous designer outlets across Europe.

Aavid Thermalloy

Acquisition in 1993
Aavid, founded in 1964 and headquartered in Laconia, New Hampshire, through its global network of manufacturing and design centers, provides a broad range of technologically advanced thermal management solutions for telecommunication, LED lighting, server, data center, consumer electronics, transportation, and industrial applications to customers all over the world. Aavid is a portfolio company of Audax Group, a leading investor in middle market companies, which has over $9 billion in assets under management across its Private Equity, Mezzanine, and Senior Debt businesses.

American Buildings Company

Acquisition in 1993
ABC is a Nucor company the largest steel manufacturer and recycler.
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