Milestones
 | 2023 Groundbreaking ceremony for the Pfeiffer Vacuum “Future Factory Asslar” |
 | 2022 Pfeiffer Vacuum Opens New Leak Detection and Vacuum Technology Facility in Indianapolis, Indiana |
 | 2021 Pfeiffer Vacuum Opens New Silicon Valley Innovation Center Pfeiffer Vacuum introduces the new OmniControl® universal control unit for pumps and measurement instruments Pfeiffer Vacuum is a signatory of the UN Global Compact |
 | 2020 Pfeiffer Vacuum now 130 years old Pfeiffer Vacuum introduces extremely quiet, dry pumps The ASM 306 S helium and hydrogen sniffer leak detector for easy and accurate full-time sniffing operations Pfeiffer Vacuum introduces OmniStar® and ThermoStar® next generation gas analyzers |
 | 2019 Pfeiffer Vacuum introduces new roots pumps of the HiLobe® series Pfeiffer Vacuum introduces new HiPace 700 H turbopumps |
 | 2018 Pfeiffer Vacuum introduces two-stage rotary vane pump Pascal 2021 HW Pfeiffer Vacuum opens new high-tech production site in Romania Pfeiffer Vacuum introduces mobile leak detectors ASM 390 and ASM 392 |
 | 2017 Acquisition of ATC, Inc., Indianapolis, USA Acquisition of Dreebit GmbH, Dresden, Germany Acquisition of Nor-Cal Products Inc., Yreka, USA |
 | 2016 In 2016, Pfeiffer Vacuum is celebrating 50 years of its leak detectors. Pfeiffer Vacuum introduces the new, compact and high performance HiPace 300 H turbopump Introduction of the new magnetically coupled rotary vane pump Duo 11 ATEX |
 | 2015 Pfeiffer Vacuum now 125 years old Pfeiffer Vacuum introduces AMI 120 – system for in-line integrity tests of pharmaceutical blister packs Pfeiffer Vacuum introduces HiPace 30 – the smallest high-performance turbopump on the market Pfeiffer Vacuum introduces Duo 3 DC-type rotary vane pump with 24 volt DC Pfeiffer Vacuum introduces single-stage rotary vane vacuum pumps Uno 3 and Uno 6 Pfeiffer Vacuum introduces compact and powerful Okta 300, 600 and 800 Roots vacuum pumps Pfeiffer Vacuum expands its total pressure measurement device program Pfeiffer Vacuum introduces modular leak detector ASI 35 |
 | 2014 Pfeiffer Vacuum introduces OktaLine ATEX - world's first magnetically coupled and ATEX certified Roots pumps Pfeiffer Vacuum introduces new A4 series - dry, multi-stage Roots pumps |
 | 2013 Pfeiffer Vacuum introduces ASM 340 - Best in class leak detector Pfeiffer Vacuum introduces a unique in-process contamination management system for particle contamination monitoring in the semiconductor industry |
 | 2012 Pfeiffer Vacuum introduces MiniTest - a portable helium leak detector for industrial applications |
 | 2010 Pfeiffer Vacuum acquires Trinos Vakuum-Systeme GmbH Pfeiffer Vacuum now 120 years old HiPace M – Compact, magnetically levitated turbopumps Pfeiffer Vacuum acquires Alcatel-Lucent's Vacuum Technology Unit "adixen" |
 | 2009 Pfeiffer Vacuum brings the HiCube – modular pumping station for clean vacuum Pfeiffer Vacuum brings the OmniStar und ThermoStar – the new gas analysis systems |
 | 2008 Pfeiffer Vacuum brings the HiPace 10 - 2,000 l/s class – the new Dimension in Vacuum Technology |
 | 2007 PentaLine – new generation of rotary vane pumps Biggest order in company history in double digit million Euro range for systems to manufacture thin-layer solar cells Delisting von der New York Stock Exchange (NYSE) |
| 2006 10th anniversary IPO at New York Stock Exchange (NYSE) |
 | 2005 Pfeiffer Vacuum brings the OnTool Booster to market – a new high-vacuum pump that works against atmosphere |
 | 2004 Pfeiffer Vacuum brings the XtraDry to market – a new two-stage reciprocating vacuum pump |
 | 2003 HiMag – the first maglev turbopump with integrated drive system |
| 2002 Pfeiffer Vacuum brings a magnetically coupled line of rotary vane pumps to market |
 | 2000 DigiLine – the first fully digital line of vacuum gauges |
| 1998 Pfeiffer Vacuum receives its second listing, on the Frankfurt Stock Exchange's "Neuer Markt" (today the TecDAX) |
| 1996 Pfeiffer Vacuum Technology AG is the first medium-sized German corporation to be listed on the New York Stock Exchange |
 | 1985 Invention of the SplitFlow turbopump |
 | 1973 Introduction single-stage rotary vane pump Uno 1.5 A |
 | 1966 Market introduction of the first helium leak detector ASM 4 |
 | 1958 Pfeiffer invents and brings to market the turbomolecular pump, which comes to be known as a generic class of pumps – the "turbopump" |
 | 1929 First exhibition of products made by Arthur Pfeiffer in Leningrad |
| 1926 Pfeiffer numbers among the leaders in vacuum technology |
 | 1910 Arthur Pfeiffer develops the rotating oleo-pneumatic pump |
 | 1908 Pfeiffer invents and brings to market the "oleo-pneumatic pump" |
 | 1890 Arthur Pfeiffer founds the company in Wetzlar, Germany |
