Energy & Environment

Dialog N GmbH 

Uster · Since 2016

The company's core activity is the implementation of research projects, evaluations and communication projects at the interface of humans and the environment, particularly in the field of Education for Sustainable Development (ESD) and environmental communication. This includes the development and implementation of projects that focus on promoting sustainability-related behaviors, researching environmental topics and communicating environmental information.

Dialog Umwelt GmbH 

Biel/Bienne · Since 2007

The core activity of dialog:umwelt is the provision of services in the fields of environment, communication and corporate consulting.

Diego Fischer Solar and Engineering 

Neuchâtel · Since 2014

Diego Fischer Solar and Engineering provides planning, consulting and turnkey installation of photovoltaic systems and related equipment such as battery storage, electric vehicle charging stations and surplus energy management solutions.

Diemer Sustainability Consulting GmbH 

Bänk (Dägerlen) · Since 2019

The core activity of Diemer Sustainability Consulting is to advise and support companies, non-governmental organizations (NGOs) and public institutions in the areas of sustainability, accountability and environmental protection. Specifically, this includes the development and implementation of sustainability standards, the implementation of monitoring and evaluation projects, as well as the creation of reports and communication strategies. The company also supports the selection and implementation of certification systems and helps navigate complex regulatory requirements.

DIENSTLEISTUNGEN VARGA 

Basel · Since 2009

DIENSTLEISTUNGEN VARGA provides construction, landscaping and cleaning services as well as clearances, disposal, caretaking, removals and transport. Services listed on the website include wall demolition, plumbing and concreting, construction/final cleaning, garden maintenance and furniture moving.

DILECA 

Affoltern Am Albis · Since 2019

The core activity of DILECA is the provision of services and goods in the field of municipal waste management and fire police. Specifically, this includes: waste bag disposal, animal carcass disposal, fire police inspections, waste advice and education, waste separation and disposal, and special waste disposal. DILECA is thus a company specialized in waste disposal and environmental protection in the areas of waste and fire police.

Dionea SA 

Locarno · Since 1988

The core activity of Dionea SA encompasses consulting and planning in the fields of environment, territory, nature and landscape, particularly in the following areas: environmental consulting and planning, territorial planning and development, nature conservation and management, landscape planning and design, and forestry and forest management. The company offers services such as the creation of plans and strategies for the sustainable development of territories, the implementation of environmental studies and analyses, the planning and implementation of nature conservation projects, and the consulting of municipalities and other institutions on environmental and territorial planning issues.

Dipan SA 

Nyon · Since 2011

The core activity of DIPAN is the development and application of solutions for the global management of your real estate portfolio, particularly in the field of water and hydraulic technology. This includes: Diagnostic and treatment of hydraulic systems (Hydrodiag); Development and application of GreenTech solutions for the sustainability and safety of buildings; Provision of products and services to prevent problems such as rust, lime and bacteria in hydraulic systems; Research and development in partnership with scientific institutions to improve solutions for water and hydraulic technology.

DiZtribution GmbH 

Niedergösgen · Since 2024

DiZtribution GmbH distributes sustainable beverages and food products. The company provides distribution services for beverage and food brands.

DJO-Energies Sàrl 

Cheyres · Since 2023

The core activity of DJO-Energies is the planning, implementation and installation of photovoltaic systems, in particular solar panels and related infrastructure, to support private and commercial customers in the implementation of projects in the field of renewable energy.