A roundup of new hires and promotions in the plastics industry.

In this week's issue, the top 100 mold makers are featured, with the full list of 139 online, totaling $2.8 billion in related sales. That's up 7 percent over last year's report.

To date, our annual ranking of North American pipe, profile and tubing extruders has listed 362 unique firms making top products such as automotive trim, cable, decking, fencing, hoses, lumber, pipe, tubing, vinyl siding and window profiles.

Rotational molders are a specialized and dedicated group of processors. We've maintained an average of 125 companies since this ranking debuted in 1995.

Just one year into publishing, Plastics News tackled the huge project of ranking North American custom injection molders. Some 236 firms were included in that first 1990 research campaign.

To date, we've tracked over $230 billion in North American bottle sales alone. Some 274 unique companies have made the list with $308 billion in related sales.

Did you know our very first recyclers and brokers ranking wasn't a ranking at all

In 1991, the first time we ranked film and sheet makers in North America, the top company was Armin Corp. of Jersey City, N.J., at $250 million in sales. That amount would put it at No. 31 in 2019.

A roundup of new hires and promotions in the plastics industry.

A roundup of new hires and promotions in the plastics industry.

This week we publish the top 100 North American rotational molders in print.

For those firms who provided their financials, about 30 percent had sales increases. The median increase was 12 percent, meaning half were below and half were above that number.

A roundup of new hires and promotions in the plastics industry.