Our Portfolio

USA Millwork
USA Millwork is the leading turnkey manufacturer of custom architectual millwork in the U.S. The Company is a one-stop supplier of millwork products to commercial general contractors, architects, and builders. USA Millwork's capabilities allow it to produce both complex custom elements and more volume-oriented casework.

Mission Bell
Morgan Hill, California
Mission Bell is a nationally-recognized, best-in-class custom architectual millwork company in Northern California serving high-profile technology, healthcare and education clients.

Interior Building Systems
Manassas, Virginia
Interior Building Systems is the leading manufacturer of finely crafted and complex commercial millwork products in the Mid-Atlantic region.

Cabinets By Design
Duluth, Georgia
Cabinets By Design is a manufacturer of educational, laboratory science, and healthcare casework and millwork products throughout the U.S.

O'Keefe
River Falls, Wisconsin
O'Keefe designs, manufactures, and sells finely crafted commercial millwork products to general contractors, architects, and builders. The Company's service oriented concept-to-completion capabilities have enabled it to become a leading provider of custom millwork in the Midwest region.

Premium Inspection & Testing
Baton Rouge, Louisiana
Premium Inspection & Testing is a premier provider of non-destructive testing and inspection services to downstream and midstream oil and gas companies as well as customers in the nuclear, civil infrastructure and defense industries. NSCP sold Premium in November 2021.

Kitchen Cabinet Distributors
Raleigh, North Carolina
Kitchen Cabinet Distributors (KCD) is a leading designer and distributor of high quality, well-valued, ready-to-assemble kitchen cabinets. The Company’s products feature many of today’s leading classic styles which are distinguished by their craftsmanship, design, and industry leading prices.

Freelance Enterprises
Denver, Colorado
Freelance Enterprises designs, manufactures, and sells concept-to-completion premium commercial millwork products to general contractors, architects, and builders. The Company's exceptional service and craftsmanship thoughout its 25 year history have enabled it to become a leading manufacturer in the Rocky Mountain region.

Scada Source
Greeley, Colorado
Scada Source is a value-add distributor and service provider of Supervisory Control and Data Acquisition (SCADA) products and services to the oil and gas industry. The Company's products are used to measure, monitor and control wellhead activity. Scada Source is the leading service provider throughout the Rocky Mountain region. Scada Source was sold in June 2018.

IOS
Houston, Texas
IOS provides non-destructive testing, inspection, threading, storage, cleaning and repair services for tubular products and tools used in oil and gas drilling and production. NSCP sold IOS to L.B. Foster Company in March 2015.

Castronics
Kimball, Nebraska
Castronics is the leading provider of American Petroleum Institute (“API”) certified and specialized pipe threading, perforating, and refurbishment services for the oil and gas industry in the Rocky Mountain region as well as the Upper Midwest. Castronics is distinguished by its ability to provide high-quality threading and related services to oil and gas companies as well as pipe manufacturers and distributors. NSCP sold Castronics to Calvert Street Capital Partners in January 2012.

Nurse Care of North Carolina
Durham, North Carolina
Nurse Care provides home-based medical and non-medical services to seniors and children with disabilities that improve their health and quality of life. NSCP sold Nurse Care in February 2016.