Safety, reliability
and sustainability

Your service provider for all sustainable Testing, Inspection, Certification and R&D requirements.

Assessimus Logo Animation

Services

The Assessimus Group is an international TIC services provider for a wide range of industries and products where safety, quality and certainty is key.

We aim to support clients in a variety of industries, including Aerospace, Infrastructure, Security, Energy, Environment, Industrials, Civil Drones, Technology with the mission of sustainability at its core.

The Assessimus Group is focused to provide our clients the highest level care, utilizing state of the art facilities, technologies and methodologies, utilizing AI and advanced learning technology to support and deliver quick turn-around times at the highest level of quality and care.

Material Testing

Assessimus Group's Material Testing services ensure rigorous compliance and performance standards across all materials. Our state-of-the-art labs conduct tests on metals, polymers, and composites to determine their properties under various conditions. Our commitment is to provide precise data that supports product durability and safety.

Product Testing

Our Product Testing division specializes in evaluating a broad spectrum of consumer and industrial products to meet international safety and quality standards. Through comprehensive testing protocols, we assess product functionality, longevity, and compliance to give your business the competitive edge it needs in global markets.

Support Services

Assessimus Group offers dedicated support services tailored to enhance your operational efficiency and product reliability. From regulatory compliance consulting to failure analysis and corrective action plans, our experts are here to assist you every step of the way, ensuring your products meet both customer expectations and industry standards.

Partners

The Assessimus Group

The service we offer is specifically designed to meet your needs.

Rotronics Battery Management Solutions

Bristol, UK

Industry leaders in commercial, and fleet Battery Management solutions

We deliver simple, effective battery and electrical system testing processes that integrate into every-day workshop practices. Our programmes are moulded around our customers business needs, enhancing workshop productivity and fault diagnosis. Working with Rotronics can extend the life of a vehicle’s battery through accurate diagnosis utilizing our unique Robis-System-Solution enabling proactive maintenance. We work with our customers to help determine failures pro-actively within a fleet, before it impacts on your business.
Rotronics Website

Traction Direct – Battery Charging & Support Solutions

Devizes, Wilts, UK

Traction Direct is a UK-based leader in high-performance battery chargers, and support units for automotive, industrial, agricultural, marine and mobility applications. With over 30 years of innovation, the company offers expertly engineered products, including the MPL series battery chargers, battery support units, showroom conditioners and bank adaptors, all designed to deliver reliable charge management, desulfation technology and exceptional performance in workshop and field environments. Traction Direct also designs bespoke charging solutions and provides service & support for OEMs, dealerships, and industrial customers.
Traction Website

Phoenix TM – Industrial Temperature Profiling & Survey SolutionsTesting GmbH

Cambridgeshire, UK | Löhne, Germany | Clearwater, FL, USA

Phoenix TM designs and supplies advanced 'thru-process' temperature profiling systems and uniformity survey solutions for industrial heat treatment processes worldwide. Serving manufacturers in heat treatment, metal processing, coatings, ceramics, food processing, and more, Phoenix TM provides reliable thermal data logging, thermal barrier protection, RF telemetry, optical profiling, and TUS (Temperature Uniformity Survey) software to help optimize furnace performance, ensure compliance and reduce production costs. With decades of experience and an expanding global support network, Phoenix TM combines innovation, service excellence, and robust engineering to help customers measure, validate and improve thermal processes.
Phoenix TM Website

Rail System Testing GmbH

Berlin, Germany

RST is a leading independent provider for material testing and engineering services for a wide range of industries, including in-house laboratory capacities for fire, materials, damage analysis, and environmental analysis. RST supports developers and manufacturers from product development and market launch to quality control during production and maintenance.
RST Website

GBS Elektronik GmbH

Radeberg / Dresden region, Germany

GBS Elektronik GmbH is a specialist in custom electronic design, high-voltage pulse technology, and nuclear measurement instruments, serving research institutions, industrial partners and OEMs. With over 25 years of engineering excellence, GBS Elektronik develops bespoke solutions including high-voltage pulse generators, multi-channel analyzers, spectrometers, detectors, and complete electronic assemblies. The company supports development from prototype to finished product, offering PCB assembly, firmware/software development and tailored system integration for advanced scientific, medical, automation and industrial applications.
GBS Website

Solar Electronics Company

North Hollywood, CA, USA

Solar Electronics Company is a manufacturer of electromagnetic interference (EMI) and electromagnetic compatibility (EMC) test equipment, trusted by engineers and compliance labs worldwide. Offering a broad portfolio of instruments, including LISN networks, transient & pulse generators, RF current probes, feed-through capacitors, and calibration services, Solar Electronics enables precise product testing to global standards such as MIL-STD-461 and RTCA/DO-160. ISO/IEC 17025 calibration accreditation ensures reliable results for aerospace, defense, automotive, and commercial electronics testing.
Solar Electronics Website

Company

About Us

The Assessimus Group was founded by a group of industry experts with a long-standing history within the TIC Industry.

Abgar Barseyten is a co-founder and board member of a big life science TIC company, with more than 4000 employees across 100 sites in 23 countries. Before starting Tentamus, Abgar was involved in building the 'Food and Agri' division at Intertek in London, UK. He then led Intertek’s global Renewable Energy Business Unit in Houston, Texas, US.

Abgar began his career in Corporate Finance at T-Mobile International in London, UK, in 2004.

Abgar holds a degree in International Finance and completed an MBA program at Northwestern University (Kellogg School of Management) in 2013. In addition to his extensive experience in the life sciences industry and his interest in the continuous development of service offerings, Abgar is a sought-after networking partner in the global Testing, Inspection, and Certification (TIC) industry.

In 2024, Abgar is now involved as a co-founder and Chairman of the Assessimus Group, a Group that shall embark on a similar growth path as Tentamus Group.

Enabling Experts

Focused on niche experts supporting the sustainable development of the industry with testing services to empower manufacturers with the insights and data necessary to improve product design, enhance safety, and exceed sustainability goals

Lean & Decentral Structure

The Assessimus Group is operationally led by Ken Clark, CEO of Rotronics and Mr. Reppe, CEP RST. The Group uses a decentral structure, with its leaders being supported by the founders to guide the continued growth efforts, including the Buy & Build model utilized in previous engagements.

Expanding Network

The Assessimus Group is continuously looking for new partners to widen their service scope and geographic outreach.

Contact

Contact us

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