Our reliable, nation-wide network did not pop up overnight. It took decades of hard work and phenomenal service for PrimeSource to become what it is today. We can trace our roots back to 1938, and we are here today because of the relationships we have built throughout the industry. Our track record proves that we are in it for the long haul.

Where We Come From

The Beginning
1858
C. Itoh founded
1918
C. Itoh goes public on Tokyo Stock Exchange
1938
Harbor Plywood Founded
1940s
1947
Rickert & Laan, Inc. established
1949
C. Itoh begins diversification
PrimeSource
1950s
1950
>Wilmod Nails Unlimited is founded
>So-Cal Commercial Steel is
founded
1954
Miller Supply, the first Grip-Rite®
company, established
1958
Kraft Wholesale founded
PrimeSource
1960s
1970s
1970
Borneo Building products
Established
1975
Harbor renamed Sequoia Supply
1978
In USA, C. Itoh establishes Itochu
Building Products
PrimeSource
1980s
1984
Itochu acquires Wilmod Nails
1987
Borneo acquires Rickert & Laan
1989
The Grip-Rite family of companies (Miller, Pan-American, Metropolitan, Guardian, and Prudential) consolidates operations to 14 locations
PrimeSource
1990s
1990
>Itochu acquires Borneo Building
Products
>Grip-Rite family of companies merge with Sequoia Supply, forming PrimeSource Building Products, Inc
1992
C. Itoh becomes Itochu Corporation, acquires Kraft
1996
Itochu acquired So-Cal
1998
Itochu acquires PrimeSource Building Products
PrimeSource
2000s
2000
PrimeSource acquires Prudential Metal Supply
2006
From 2006 to 2010 PrimeSource acquires and absorbs Pacific Steel and Supply, Compass International, Coast-to-Coast Building Products, 3-GS Supply, Langtry Industries in Canada and All Island Exports.
2007
PrimeSource opens first Canadian D.C.
2009
PrimeSource Direct sales department created
2011
PrimeSource begins US manufacturing
2015
PrimeSource is purchased by Platinum Equity
PrimeSource