| 1975: |
Foundation of ZEMO Im- und Export GmbH on 09-10-1975 in Hamburg. |
| 1985 |
Change of company name to ZEMO Vertriebs GmbH on 22-11-1985. |
| 1987: |
Staff members of the European headquarter of Dresser company in Hamburg („Dresser Europe“) change to ZEMO energizing the rising enterprise to take a new direction on distributing industrial tools and torque systems. ZEMO becomes authorized sole distributor in German-speaking countries for torque tools and analyzers of the US market leader Sturtevant Richmont. In addition, the pneumatic pliers previously offered by Dresser Europe from the renowned Hamburg manufacturer Schwab (later KEL) will now be supplied by ZEMO in full distribution with the desired pliers inserts. Change of company name into ZEMO Vertriebs GmbH as well as relocation to the Peutestrasse directly at the river Norderelbe. |
| 1988: |
Enlargement of the tool assortment by impulse tool technology of the Japanese specialist Yokota as well as further automotive pneumatic tools from the Yokota assortment. Sturtevant Richmont patents the first fully automated digital torque tester Torq-Tronics System 2. |
| 1989: |
Presentation of the first electronically controlled system impulse wrenches and controllers from Yokota with complete documentation of the tightenings. |
| 1991: |
Launch of the PTM-1000 Programmable Torque Measurement System from Sturtevant Richmont, equipped with a microprocessor-controlled electro-hydraulic servo drive for fully automatic torque wrench testing. |
| 1992: |
Introduction of the DTT System 4/5/6 Digital Torque Tool Calibration System; the system becomes widely embraced as the first calibration system in the industry equipped with automatic transducer capacity identification capability. |
| 1994: |
Sturtevant Richmont is the first torque tool company, and one of the first 20 companies in the US, to become ISO 9001 certified. |
| 1995: |
Starting the distribution partnership for torque measuring equipment from Crane Electronics Ltd. The core capabilities of Crane lie in the patented technology of the rotary torque sensors (transducers) for impulse wrenches as well as in high-quality torque testers and readouts, digital torque wrenches and joint simulator kits. |
| 1997: |
Introduction of the SLTC Hard Wired Click Wrench. Introduction of the PTV, the industry’s first electronic process monitor. |
| 1998: |
Presentation of Crane Electronics' first joint simulators for use with impulse wrenches. Expansion of the automotive segment with workshop equipment from BETA, a well-known supplier and sponsor in motorsport. |
| 1999: |
SR is the first torque tool company to manufacture and market the wireless radio equipped 900 MHz click wrench that communicates with a process monitor, the PTV. |
| 2000: |
Again with Sturtevant Richmont as co-exhibitor at the Cologne Hardware Fair. |
| 2002: |
Publishing a comprehensive website. Joint booth with Yokota and Crane at the MOTEK trade fair in Sinsheim. Sturtevant Richmont is the first American torque tool company to become ISO 17025 certified. |
| 2003: |
Launch of the modular torque data collector TorqueStar Opta from Crane Electronics and the Opta Comms PC software for bundling torque data from Opta measuring devices. Sturtevant Richmont patents the Exacta digital torque wrench. |
| 2004: |
Reinforced specialization in the field of torque-controlled bolting with representation and networking of bolting data. Trade fair appearance at the MTQ Techmo in Dortmund. Market launch of the digital torque tester <veritorq< em="">, the torque data collector ReadStar II, the digital torque wrench ProWrench Opta, and the measuring brake JRS Opta. |
| 2005: |
Introduction of the SLTC FM 2.4 GHz Click Wrench. In April booth at the Aerospace Testing in Hamburg. In September exhibiting at the MOTEK fair in Sinsheim, now under ZEMO's own name. |
| 2006: |
SR introduces the first Wireless Tool and Torque Controller. |
| 2007: |
Modernization of the corporate identity with re-launch of the website. Introduction of Sturtevant Richmont's Global 8 Torque Process Monitoring System. Market launch of the digital torque wrench IQWrench. |
| 2008: |
Sturtevant Richmont becomes RoHS compliant. Market launch of the Opta Management Software (OMS) for torque measurement data management. |
| 2010: |
From Yokota's proven TKA series adopted System Impulse Wrench series AT with angle control is first-ever introduced to the professional world on MOTEK fair. |
| 2012: |
Presentation of a further developed electronically controlled (EC) test bench Z-Pro for torque wrenches during the fair presentation at CONTROL in Stuttgart. Replacement of the digital torque wrench IQWrench by the further developed successor IQWrench2 Opta. |
| 2013: |
Market introduction of the Torq-Tronics2 from Sturtevant Richmont, so far the only torque tester with fail-safe engineering. |
| 2014: |
Presentation of the revolutionary torque data collector IQVu and the rotating torque sensors CheckStar Multi from Crane Electronics. |
| 2015: |
Market launch of the RFm radio module for rotating torque sensors and the WrenchStar Multi digital torque and angle wrench. |
| 2016: |
Market launch of the Global 400 torque Process Monitoring System and 1250 Exacta 2 wireless torque and angle wrench from Sturtevant Richmont. |
| 2017: |
Model upgrade for IQVu – now available with additional battery pack as IQVu Plus. |
| 2018: |
Market launch of the super slim torque wrench DTC from Sturtevant Richmont. |
| 2019: |
Launch of Crane Electronics' newly-developed TorqueStar data collector series, available in Lite, Plus and Pro version. In autumn relocation into the Ausschlaeger Weg in the quarter Borgfelde, approximately near the geographic centre of Hamburg. |
| 2020: |
Introducing Sturtevant Richmont's advanced torque process monitor TCV-e2, as well as the first wireless torque & angle click wrench TAC. |
| 2021: |
Introducing the world's first digital radio torque & angle screwdriver 1350-TD, again from Sturtevant Richmont. Crane releases an electrically isolated version of its WrenchStar radio torque & angle wrench - the Multi-e. |
