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Our Success
Story
A story about tradition,
entrepreneurship and
pioneering spirit
The roots of our business have been in the hands of the Spring family for three generations. To us, family means showing true dedication and a high degree of involvement in the wellbeing of our company. Below you can find the most important milestones of two companies that merged late, make Pureon what it is today: a company that is globally operating. A company that passionately strives to make a positive impact in everything it does. And: the leading global supplier of surface finishing solutions for high-tech materials.
Pureon opens its manufacturing site in
Suzhou City, China.
2023
2022
Pureon receives the US patent for
next generation ULTRA-SOL STD
slurry for SiC wafer polishing.
Microdiamant acquires US-based Eminess
Technologies and merges under the new brand
Pureon. The combined company is the leading
global provider of surface finishing solutions
for high-tech materials, with a strong market
presence in Europe, America and Asia.
2020
2019
Founding of Chinese subsidiary
in Suzhou City.
Opening of the Surface Lab
in Lengwil, Switzerland.
2017
2016
Launch and patenting of IRINO
composite polishing pad.
Launch of SPLENDIS universal-use
diamond suspensions.
2015
2015
The company introduces ULTRA-SOL OPTIQ
to precision optics market.
Pureon’s Monroe siteis awarded its
first Star Safety Award.
2014
2014
Opening of the US Surface Lab,
located on campus of UNC in Charlotte, NC.
Launch of SQUADRO, the new
generation fine grinding pad.
2014
2013
The Monroe, NC factory is relocated to a
new facility. This step increases slurry, pad and fixture
capacity and triples its manufacturing footprint.
The Swiss Venture Club's Entrepreneur Award
Ostschweiz 2012 goes to Pureon (known at that
time under the name Microdiamant).
2012
2010
Foundation of German production site.
Acquisition and integration of
Oberflächentechnologien Ziesmer.
Introduction of ULTRA-SOL STD
slurries for SiC wafer polishing.
2008
2008
Launch of the inhouse R&D department
and start of engineered suspension
production.
Eminess Technologies, a technology
leader specializing in advanced
surface polishing consumables,
was founded.
2000
1999
The third-generation of the Spring family,
Daniel and Martin Spring, take over
the company.
The company acquires the Mypolex
polycrystalline diamond business
from DuPont, USA, securing its own
source of polycrystalline diamond.
1999
1995
Invention of GAF (guaranteed
agglomerate-free) Liquid Diamond.
The company moves into
its new headquarters in
Lengwil, Switzerland.
1995
1987
As the first micronizer worldwide,
the company implements an ISO 9000
certified quality management system.
Kurt Spring takes over the
company he will lead for
the next 25 years.
1974
1970
Invention of the first stable
diamond suspension.
The company is founded by Rudolf Spring
under the name Rudolf Spring AG.
1952
1994
Rudolf Spring AG transforms into a globally active company.
1970
Invention of the first stable diamond suspension.
1974
The company Rudolf Spring AG is founded.
2023
Pureon opens its manufacturing site in Suzhou City, China.
2022
Pureon receives the US patent for next generation ULTRA-SOL STD slurry for SiC wafer polishing.
2020
Microdiamant acquires US-based Eminess Technologies and merges under the new brand Pureon. The combined company is the leading global provider of surface finishing solutions for high-tech materials, with a strong market presence in Europe, America and Asia.
2019
Founding of Chinese subsidiary in Suzhou City.
2017
Opening of the Surface Lab in Lengwil, Switzerland.
2016
Launch and patenting of IRINO composite polishing pad.
2015
Launch of SPLENDIS universal-use diamond suspensions.
2014
Pureon’s Monroe siteis awarded its first Star Safety Award.
2014
Opening of the US Surface Lab, located on campus of UNC in Charlotte, NC.
2014
Launch of SQUADRO, the new generation fine grinding pad.
2013
The Monroe, NC factory is relocated to a new facility. This step increases slurry, pad and fixture capacity and triples its manufacturing footprint.
2012
The Swiss Venture Club's Entrepreneur Award Ostschweiz 2012 goes to Pureon (known at that time under the name Microdiamant).
2010
Foundation of German production site. Acquisition and integration of Oberflächentechnologien Ziesmer.
2008
Introduction of ULTRA-SOL STD slurries for SiC wafer polishing.
2008
Launch of the inhouse R&D department and start of engineered suspension production.
2000
Eminess Technologies, a technology leader specializing in advanced surface polishing consumables, was founded.
1999
The third-generation of the Spring family, Daniel and Martin Spring, take over the company.
1999
The company acquires the Mypolex polycrystalline diamond business from DuPont, USA, securing its own source of polycrystalline diamond.
1995
The company moves into its new headquarters in Lengwil, Switzerland.
1987
As the first micronizer worldwide, the company implements an ISO 9000 certified quality management system.
1974
Kurt Spring takes over the company he will lead for the next 25 years.
1970
Invention of the first stable diamond suspension.
1952
The company is founded by Rudolf Spring under the name Rudolf Spring AG.
Insights
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