Introducing –
R & H Umwelt



As a medium-sized family-run business, we are your competent contact since 1986 for complex issues concerning soil, water, energy, infrastructure and foundation soil. In this process, we pursue the same approach by each of our projects: listen – understand – take action. Only in this way we guarantee individual custom-tailored solutions for the customer´s benefit.


Below we would like to give you the opportunity to get to know us better. Find out about our company and at best contact us with your concerns.


About us
 Rietzler Group


About R & H Umwelt – Holistic Nature with Tradition

Each of our projects is an individual case and requires interdisciplinary solutions as well as the ability to think out of the box. This holistic approach has always been our ambition and has the goal to keep our client´s expense as low as possible.


in the following you find information on our structure, our partners and our quality standards as well as fascinating insights into the company culture.


Over 30 years of experience in consultation, planning and realization of highly challenging engineering projects have made us to what we are today – the largest environmental engineering company located in Bavaria.


From the 1-man-operation founded in 1986, a company had grown quickly to more than 70 employees operating throughout Germany. Employees that are able to perform a wide range of disciplines due to their know-how, experience and expertise.

Humans in their Environment

Our Philosophy. Our Motivation.


The question of what drives us, can be quickly answered: Humans in their environment!


An environment that we want to shape and secure through sustainable custom-tailored projects for the benefit of our customers. In the process, we consciously focus on a long-term, trusting and partnership-based cooperation in open communication.



R & H consists of 100% of its employees. No anonymous administrators – no, quite the contrary: Committed, qualified, motivated, creative personalities that are willing to assume responsibility with their own ideas. Simply such employees that contribute to our constant reinvention and development.


As entrepreneur, we are aware of our responsibility to support this dedication as best as possible. This is the only way, we can further build in the future on this foundation.

Holistic Nature


In the awareness of responsibility that accompanies our work, our services portfolio is constantly developing and adapts to the challenges of human beings even today. In this way, we want to meet our standards of a comprehensive and individual consultancy of our customers.


Interdisciplinary and networked approaches are the core of our work.



Quality is expected and for the customer it is taken for granted. But, not for every company.


We are aware of the effects of our results and therefore set high quality standard in all processes. Only in this way can we be a reliable partner for our clients.

Accredited. Notified.


  • Accredited according DIN EN ISO/IEC 17025:2018 (certificate)
  • Investigative body according to §18 BBodSchG (certificate)
  • Notified for sewage sludge – & biowaste sampling (certificate)
  • Specialist company according to the Water Act WHG §62 (1) AwSV, (certificate)

Qualified. Expert.


  • Experts according to §18 BBodSchG (subject areas 1-5)
  • Publicly ordered and sworn experts for contaminated sites, remedial planning, water edangering substances, hydrogeology
  • Qualified persons according to TRGS 519, 521
  • Health and safety coordinators
  • Contaminated site coordinators according to BGR 128
  • Authorized building planning administrators
  • Certified sewage remediation specialists
  • Certified remediation planners & appraisers

Our Staff

Individuality in Team.


At R & H  every individual in the team can contribute, so that a project is completed successfully.


– Heike Reiser
Head of contracting- and project management


Your way to R & H.


You want to grow with us and work far away from stereotyped thinking and entrenched structures? Then apply for one of our job openings or send us your unsolicited application with supstantiating documents, your salary requirements and your earliest possible starting date to



      Rietzler Group

      Networked Operations in the Company Group.


      As part of a group of partner-managed family-owned companies with altogehter 200 employees in Germany we work closely together with our sister companies in the sectors analaytics and environmental engineering.


      Synergy effects can be utilized and holistic approaches expedited due to various competencies of the companies.

      Cookie Consent with Real Cookie Banner