Lean Tech was established by Sissel Pedersen Lundeby in 2013. Sissel completed her Master in Chemical Engineering at NTNU (Norwegian University of Science and Technology) in 1999, and has experience within process industry, consultancy, operational excellence, project management, environmental technology and change management. She has been project manager for projects focusing on energy saving, raw material recovery, waste reduction, increasing productivity, cost-reduction, improving product quality & developing new products. To improve she has frequently used Lean Six Sigma tools like experimental design (DOE), statistical process control (SPC), measurement system analysis (MSA), graphical analysis, correlation, multivariate analysis, Components of Variation and Hypothesistesting. Sissel has worked with environmental technology, pharmaceutical and chemical manufacturing and food production. She was certified Black Belt Six Sigma at Cytec (2004) and Lean Six Sigma Black Belt certified through IASSC (2017). For more details, see Sissels linkedin profile.

Sissels key qualifications

  • IASSC Accredited Lean Six Sigma trainer associate. Lean Six Sigma provide tools to reduce cost, improve quality and increase productivity. Lean focus on improving flow, while Six Sigma statistical tools are keys to understand and reduce process variation.
  • Experience at international pharmaceutical company developing products, implementing new production lines, improving existing products and production, data-acquisition, HMI design, online statistical process control - SPC and data visualization.
  • Experience at international process industry managing projects (energy efficiency, raw material recovery, increasing productivity), cost-reduction, improving product quality, optimization, capacity studies, experimental design - DOE, measurement system analysis (MSA) and analysis of production data (CoV and multivariate analysis).
  • Experience at Food Industry fascilitating process mapping, reducing waste (by Value Stream Mapping - VSM) and productivity analysis (OEE)
  • Experience at environmental technology company designing equipment, marketing and sale
  • Conducted final thesis at Montana State University, Center of Biofilm Engineering, collaborating interdisciplinary and international.

View Sissel Lundeby's profile on LinkedIn


rsz janneThe biggest challenge when continuously improving is often to implement changes. Everyone in the production needs to collaborate and must be willing to change the current practice. Janne Kolstad is coach and trainer within Change Management running the company Fryddeg. We have startet an exciting collaboration where we organize courses together, and help companies identify and implement improvements.


The Lean Six Sigma training use statistical tools like Sigma XL, JMP and Minitab. Which tool we use is dependent on the customer preference and need. Lean Tech AS has a partnership agreement with Sigma XL.

Lean Tech AS is a GoLeanSixSigma partner, offering their online training. Their Lean Six Sigma training has received the highest score from the participants. The reviews confirm that their training is fun, easy to understand, practical and efficient with a reasonable price. >150.000 participants from 220 countries have participated so far.

The training can be combined with classroom training provided by Lean Tech. 


iassc accredited trainerSissel is an IASSC accredited trainer associate. IASSC (International association Six Sigma certification) is the only independent third-party certification body within the Lean Six Sigma Industry that does not provide training, mentoring and coaching or consulting services.

"This accreditation publically reflects that you have met the standards established by IASSC such that those who participate in a training program led by you can expect to receive an acceptable level of knowledge transfer consistent with the Lean Six Sigma belt Bodies of Knowledge as established by IASSC."

IASSC Lean Six Sigma Accredited Providers are recognized for maintaining consistent, high-quality and robust training standards in alignment with IASSC Accreditation Criteria.

Lean Tech offers Lean Six Sigma Yellow, Green and Black Belt training in alignment with IASSC's Bodies of knowledge. You can also get tailored courses to suit your company-specific challenge and training within specific tools like statistical process control. Contact us and we will find the right training!


  • daryl powell"I was very impressed with Sissel's Lean Six Sigma knowledge. She makes it easy to identify improvements and create results"
    - Daryl Powell, Research Manager, Sintef ManufacturingValue stream mapping
  • eivindwilloch.original"Sissel has proven herself as a competent and committed employee. She has been an important contributor to make good progress in the projects she has worked with. At the same time she is accurate and has good quality of the work she performs."
    - Eivind Willoch, Project Manager, Cambi AS lean engineering
  • benchmarking"We are very happy with the work carried out. We was not very clear what the order was, but with your background and expertise the outcome was what we were looking for and a document we will benefit from in the future"
    - Roger Søråsdekkan, Site Leader at Allnex, Norwaybenchmarking
  • kjelleven rez"We hired Lean Tech to develop monitoring program for air emission. The assignment was delivered with the correct content at the right time. Recommended." monitoring program
    - Kjell Even Misfjord, SHE manager at Allnex, Norway  
  • rsz 1thomasløvik"Sissels ability to quickly understand the issue, as well as her commitment and expertise is impressive. Her analytical and thorough contribution to our monitoring program has been precise and targeted, and very educational. " monitoring program
    - Thomas Løvik, HSEQ advisor at TWMA, Norway
  • Joakim Holm Hansen"Very nice and professional service. Delivered a good job within deadlines" verdistrømsanalyse
    - Joakim Holm-Hansen, Plant Manager at Solenis, Norway
  • Feedback from course participants:
    "Inspiring, professionally competent, popularize a theoretical discipline."
    "Made a difference, engaged and skilled."
    "Academic highly skilled and clear performance. Fun and builds trust."
    lean six sigma kurs