1960's

Modest Fiberglass repair shop evolves into proprietary product manufacturing.

1970's

Began manufacturing storage and transport tanks for fertilizers and chemicals for agricultural applications.

1972

Discovered rotational molding process as more cost effective method to produce large hollow parts, like tanks.

1982

Built second plant in Lincoln, which houses the world's largest rotational molding machine.

1987

Introduced industry's first returnable and refillable mini bulk container for agricultural chemicals.

1991

Larry Snyder sold the business to private equity firm, LMP Holdings.

New management seeks to diversify end market concentration from a predominate agricultural market focus.

1993

Entered Industrial IBC market, and introduce the 1st commercially viable, DOT approved all plastic intermediate bulk container (IBC).

1994

Acquired Crown Rotational Molded Products, Inc. in Marked Tree, Arkansas.

1996

Patented revolutionary IBC design to meet higher pressure requirements. 1st plastic IBC rated for higher pressure applications.

1998

Developed superior double wall tank product line, which accelerated penetration within industrial chemical market.

1999

Established new manufacturing location in Philippi, West Virginia.

Acquired by private equity firm, Linsalata Capital Partners.

2000

Patented the 1st plastic IBC to pass US DOT standards in capacity greater than 350 gallons.

2001

Entered the plastic septic tank market, and established #2 market position within two years.

Acquire Central California Container in Chowchilla, CA, establish manufacturing presence on west coast.

2003

Developed open top tank and plastic stand product line to better serve chemical batch and mixing applications.

2005

Acquired by private equity firm, Cortec Group.

Entered the dry powder handling market, and patented revolutionary portable hopper bin design.

2006

Acquired Clawson Container Company, including steel IBC and tank fabrication capabilities.

2007

Developed capability to line steel tanks with rotational molded plastic resin.

2008

Acquired by private equity firm, Olympus Partners.

Became part of Tank Holding Corp. along with tank manufacturer Norwesco.

Tank Holding Corp.

2010

Acquired Promen's USA, including Chicago plant, reestablished Bonar Plastics brand name, and further diversified into food handling markets.

2012

Acquired Rotonics Manufacturing plant in Bensenville, Illinois, including Stratis pallet product line.

Further diversified company with products serving the printing, packaging, utility, medical waste, refuse and flotation markets.

Acquired by private equity firm, Leonard Green Partners.

2013

Developed revolutionary chemical injection tank systems to help optimize processes within the oil and gas drilling market segment.

2014

Entered bulk lubricant and engine fluid storage and dispensing market with innovative new stackable container system product line.