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ZETA Group acquires SIGMA to boost pharmaceutical automation


The ZETA Group, a global EPCM contractor and plant manufacturerfor the pharmaceutical and biotech industries, announced today that it has fully acquired SIGMA Process & Automation GmbH. The name and brand SIGMA will remain unchanged, ensuring the same high quality and reliability in process automation services for customers worldwide.

The acquisition by ZETA provides numerous benefits to customers in the field of process automation. As an established expert in this field, SIGMA now has access to an extensive network, resources, and expertise within the group. This guarantees an expanded portfolio of solutions and services with shorter processing times.

Expansion of the management team

"The joining of our resources ensures that our customers benefit from the highest possible value of expertise and experience from our two companies," explains Andreas Marchler, CEO of ZETA Group. "Together, we offer a perfect network and comprehensive services that are close to our customers," underline the three CEOs of SIGMA, Martin Spinnler, Jochen Hasselbach, and Gerald Dollberger in unison. With the expansion of the management team by Axel Thomas, a long-time SIGMA employee, an experienced and competent team is established to further expand the market position of ZETA and SIGMA in the field of process automation and digitalization.

Comprehensive network

The combined expertise of ZETA and SIGMA is now available to all customers, drawing upon a strong network of over 300 experts in process automation and digitalization. Comprehensive automation competence can be found in the DACH(Germany, Austria, Switzerland)region at 11 locations in close proximity to important industrial centers. "The message to the market is clear: when it comes to custom automation solutions - from individual systems to extensive process control systems - there is no way around ZETA and SIGMA," explain the three managing directors Martin Spinnler, Jochen Hasselbach and Gerald Dollberger unanimously.


Andreas Marchler
Managing Director
ZETA Gruppe

Martin Spinnler
Managing Director SIGMA

About ZETA

The ZETA Group is an end-to-end solution provider operating globally and specializing in the design, construction, automation, digitalization and qualification of customer-specific biopharmaceutical systems for aseptic process solutions.

As general planners (EPCM contractor), ZETA manages major, high-complexity pharma projects and specifically reduces interfaces—from the planning and construction of the process system through the cleanroom design up to the technical building infrastructure. This design-build approach accelerates the project execution time by up to 50% and leads to creation of value earlier in the customer’s capex projects. In doing so, ZETA provides an active contribution to the rapid market introduction of vital active ingredients and patients benefit from earlier availability of pharmaceuticals such as anti-cancer medications, insulin and vaccines.

In the field of digitization, ZETA’s fully integrated digital value chain—from engineering through qualification and operator management—has established the company as an innovation driver in the pharma and biotech industry. ZETA is also actively taking steps towards a more sustainable future for the entire industry: Holistic decarbonization strategies that reduce targeted emissions during the biopharmaceutical manufacturing process are integrated with sustainable energy sources for the power supply of the entire infrastructure and investment scenarios in renewable energy are evaluated using profitability calculations.


The SIGMA Process & Automation GmbH offers advanced and innovative system solutions that drive more efficiency, safety and sustainability in production processes. This expertise is highly valued by long-standing clients globally, including those in the pharmaceutical, biotechnology, vaccine development and diagnostics industries, as well as in the chemical industry, food and beverage segment, and water and wastewater treatment.

Since 2001, SIGMA has become one of the most reputable service providers in the field of industrial process automation. With seven locations throughout Germany, a team of 130 automation experts provides services in process, procedural and measuring technology, automation, and manufacturing intelligence. From process planning to software engineering, commissioning and qualification of production facilities, SIGMA provides precise and expert support to its customers.