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Sterling Investment Partners

Founded in 1991, 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.

Ben Baldanza

Operating Partner


Michael A. Barr

Senior Partner


Patrick Davidson

Operating Partner


Harrison Finkelstein

Senior Associate


Joseph Gault



William S. Green

Member of Senior Executive Advisory Board


David Kahn

Senior MD, Business Development

William Macey

Managing Partner and Founder


Ethan Michaeli

Senior Associate

Douglas Newhouse

Managing Partner and Founder


Carl Reid


Charles Santoro

Managing Partner and Founder


Olivia Santoro

Senior Associate


William Selden

In Memoriam, 1947 - 2018


James W. Soldano



Susan Staub

VP, Business Development


David Strider



Amy Ludwig Weisman

MD, Business Development


Dan Yu


30 past transactions

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.

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.

Fairway Group Holdings Corp.

Acquisition in 2007
Fairway Market is a high-growth food retailer offering customers a differentiated one-stop shopping experience "Like No Other Market". Since beginning as a small neighborhood market in the 1930s, Fairway has established itself as a leading food retailing destination in the Greater New York

Power Stop LLC

Acquisition in 2015
Power Stop, LLC manufactures and distributes braking systems for cars, trucks, SUVs, performance vehicles, and severe duty trucks and tows. The company offers brake kits, caliper kits, brake pads, brake rotors, calipers, brake shoes, and pad wear sensors. It provides products through a network of distributors in Europe, North America, South America, the Middle East, and Africa; and online retailers. Power Stop, LLC was founded in 1997 and is based in Bedford Park, Illinois.

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.

Marcone Supply

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

AIMS Companies

Acquisition in 2020
AIMS Companies provides inspection and cleaning services to the industrial community. The company provides industrial services which include hydro blasting, industrial cleaning, industrial coating and lining, and industrial hydro excavation and municipal services which include coating and lining systems, hydro excavation, laser profiling, and pipe cleaning. AIMS Companies was founded in 2005 and is headquartered in Scottsdale, Arizona. The company has additional offices in Phoenix, Arizona; Waterflow, New Mexico; Dallas Ft. Worth, Pearland, Texas; Sacramento, San Leandro, California; and Hillsboro, Oregon.
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.

Lipari Foods, LLC

Acquisition in 2014
Lipari Foods, LLC distributes food products in the United States. It offers products in various categories, such as bakery, confections, dairy case, dairy/frozen, deli, deli-racks/displays, foodservice, health, wellness and beauty, HWB racks and displays, meat and seafood, packaging, and specialty grocery. The company serves supermarkets, convenience stores, and foodservice stores. Lipari Foods, LLC was formerly known as Lipari Food Distributors, LLC. The company was founded in 1963 and is based in Warren, Michigan.

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.
Tidewater Holdings, Incorporated operates as a multi-modal transportation company. It handles grain, refined petroleum products, wood and wood products, and liquid and dry fertilizers. The company also provides harbor services. In addition, it operates terminals for handling various cargos and intermodal connections, boats and specialty barges. Further, the company sells flat decks, covered hoppers, and house barges; and tugboats-towboats, and line handling winches. Furthermore, it owns a shipyard, and engages in new construction and repair works. Tidewater Holdings, Inc. was founded in 1932 and is based in Vancouver, Washington with terminals in Vancouver, Pasco, and Clarkston, Washington; Boardman and Umatilla, Oregon; and Morrow and Wilma.

All My Sons Moving & Storage

Acquisition in 2017
All My Sons Moving & Storage provides package and moving services in the United States and internationally. Its services include quilt-pad wrapping of furniture, and disassembly and reassembly of furniture; and packing and unpacking of sculptures, artwork, grandfather clocks, heirlooms, and China and glassware. The company also provides local, long distance, and commercial moving services; and storage, corporate relocation, and auto transport services. In addition, it provides storage facilities. All My Sons Moving & Storage was founded in 1995 and is based in Carrollton, Texas.

GPX International Tire (Alliance Tire Company)

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.

FCX Performance, Inc.

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.

Survey Sampling international

Acquisition in 2011
Celebrating 40 years in business, SSI <> 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.

American Buildings Company

Acquisition in 1993

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.

Belnick Incorporated

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.

Interline Brands Inc.

Acquisition in 2000
Interline Brands, Inc. — a leading distributor of broad-line maintenance, repair and operations products serving clients in the U.S., Canada, and Central America — 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.

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.

Kenan Advantage Group

Acquisition in 2001
KAG is North America's largest tank truck transporter and logistics provider, delivering fuel, chemicals, industrial gases, and food-grade products. The Company is the only independent fuels delivery carrier with a nationwide network with the ability to deliver to all 48 states of the continental United States and Mexico. In addition, KAG operates locations in Canada across Alberta, British Columbia, Ontario, Saskatchewan and the Northwest Territories. To learn more about KAG's transportation and logistics service offerings, footprint, and asset base.
Aurora Parts & Accessories, LLC distributes trailer parts for the transportation industry in North America. The company provides body, chassis, electrical, brake, wheels and wheel, and suspension parts; cargo control products; safety equipment; and fasteners. It offers its products through a network of independently owned dealerships, distributors, sales representatives, repair shops, parts only shops, and fleets. The company was founded in 2003 and is based in Lebanon, Indiana.

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.

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.

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.

WIS International Ltd.

Acquisition in 2000
WIS International Ltd. provides inventory and data collection services for retailers worldwide. It offers retail, healthcare, warehouse and logistics, fixed asset, and government inventory services; self-service inventory services; retail merchandising services; and space optimization services. WIS International Ltd. was formerly known as Western Inventory Service Ltd. and changed its name to WIS International Ltd. in April 2005. The company was founded in 1967 and is based in Mississauga, Canada with locations in San Diego, California; and Flower Mound, Texas.

U.S. Maintenance

Private Equity Round in 2005
USM, an EMCOR company, specializes in providing non-core, mission critical facilities maintenance and management services to large organizations with geographically dispersed properties in various industries such as retail, restaurants, banking, telecommunications, and others with multi-location business operations.


Acquisition in 2019
A progressive organization dedicated to building relationships and delivering exceptional service through leading commercial landscape firms across the Central US. They deliver the ordinary in extraordinary ways, by operating their business with a shared vision of excellence—combining best practices and the right tools for the job with ongoing training and support. Their landscape companies are the first choice for employees and for clients in the markets they serve.

McArthurGlen Designer Outlets

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