ISC Companies Association Affiliations

AD (Affiliated Distributors)

AD is a network of independent distributors and manufacturers of construction and industrial products that strives to facilitate growth for its members and suppliers. AD helps independent distributors to compete against national and international chains, and it works with manufacturers so they can build and protect their brands, introduce new products and diversify their channel strategy.

AD includes more than 550 independently owned members, spanning 3,605 locations, seven industries and three countries. Together, they have collective annual sales in excess of $31 billion. The organization’s member distributors may be independent, but they are also the independent market leaders within their local communities.


supplyFORCE is the only national MRO service provider that can help you manage multiple commodities while delivering the local expertise and  fulfillment to meet the needs of your local plant. As a member of the supplyFORCE National Accounts program, our valued customers have access to over 200 different distributors with 2,500+ stocking locations ranging in areas of expertise in Electrical, Industrial, Safety, Pipe, Valves and Fittings, and Power Transmission and Bearings.


The PTDA (Power Transmission Distributors Association) is the leading association for the industrial power transmission/motion control (PT/MC) distribution channel. PT/MC encompasses a broad variety of mechanical, electrical, and fluid-driven equipment such as bearings, belts, drives, motors, gears, couplings, clutches and brakes, linear motion, and hydraulics and pneumatics. PT/MC products are found in manufacturing plants, assembly lines, in production processes—anywhere there is movement, you’ll find PT/MC products.

PTDA’s members are the companies that distribute and manufacture the components that keep your world running smoothly. PTDA’s membership comprises power transmission/motion control distribution firms that generate more than $16 billion in sales and span over 3,400 locations. PTDA members also include manufacturers that supply the PT/MC industry. Guided by a member-focused strategic plan, the Association harnesses the expertise and intellectual capital of its collective membership to provide high-quality networking opportunities and best-in-class programs that enable member companies to compete more effectively in a changing marketplace.


MPMA (Minnesota Precision Manufacturing Association) has built upon its achievements the past 60 years and has become the leading voice of the precision manufacturing industry in Minnesota. As an association, they have introduced and supported the initiatives and education that will keep manufacturing in Minnesota a strong and vital component of the state’s economy including the:

Minnesota Manufacturing Coalition – Uniting 21 trade associations to leverage their resources to have a positive influence on the industry.

It is our vision that Minnesota will be the recognized world leader in precision manufacturing and related technologies.