Althenia Sando está especializada en la gestión de residuos industriales, con servicios de recogida, transporte, tratamiento y reciclaje.

Althenia Sando, specialising in the integrated management of industrial waste

Althenia Sando is the benchmark brand in environmental services of the Sando Group. A company specialising in industrial waste management, providing services covering all processes and operations: collection, transport, treatment and recycling of discarded materials produced in industrial activity.

The main objective of industrial Waste management is the disposal or transformation of waste into the production of new materials that can be reused. In short, it is about effectively integrating the circular economy into processes to send as little waste as possible to landfill, thus avoiding negative environmental and health impacts into processes to send as little waste as possible to landfill, thus avoiding negative environmental and health impacts.

Recycling efficiency and management under 3Rs

Efficient waste management requires the participation of waste producers, administration and specialised waste management companies. It is a complex process to implement. To facilitate this management for its customers, Althenia Sando offers solutions for each of the 3Rs of recycling: Reduce, Reuse and Recycle, providing a waste collection and transport system with specialised facilities and technologies, such as industrial composting plants, to ensure sustainable waste treatment and disposal.

At Althenia Sando, once the waste has been collected, it is transported to specialised industrial waste treatment plants, where different specific treatment techniques are applied. The different stages of waste treatment implemented in these plants follow the so-called “waste hierarchy”.

In the first stages of this process, material recovery is carried out by chemical, physical and biological treatments to transform waste into materials that can be reused as raw materials. Secondly, incineration is carried out through energy recovery to create energy, provided the waste is non-toxic and can be treated this way. And thirdly, landfill in safe landfills that guarantee no environmental pollution.

Innovation and sustainability in industrial waste treatment

At Althenia Sando, innovation is part of its DNA. As a company specialising in environmental solutions, it integrates an environmental protection perspective in all its proposals in public tenders. The result is innovative proposals with the circular economy as their flagship that fulfil the same functions and with the same or better quality parameters while protecting the environment.

In particular, the research projects, developed to improve processes, infrastructures and technologies while minimising possible risks and negative impacts on the environment should be highlighted. Through the projects developed in R&D&I, new industrial alternatives are developed that allow Sustainability to materialise both in economic terms, by optimising production processes and reducing costs, and in environmental terms, by transforming industrial waste into other products that can be reused in the market or reused in the execution of works.

Among these research projects developed by the group, it is worth highlighting Recycled Aggregates. This project uses materials from construction waste for the construction of road surfaces.

La actualidad de Sando

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El Cabildo de La Gomera ha aprobado la renovación de la prestación del servicio de mantenimiento y conservación de carreteras que lleva a cabo Conacon Sando en la isla. Una prórroga que permitirá la continuidad del servicio hasta 2026 con una inversión de 4,4 millones de euros, como ha anunciado el propio Cabildo.

Conacon Sando renews the road maintenance service in La Gomera until 2026

La Dirección General de política Forestal y Biodiversidad de la Consejería de Sostenibilidad, Medio Ambiente y Economía Azul ha adjudicado a Althenia Sando un nuevo contrato por el que llevará a cabo tratamientos selvícolas preventivos y de mejora en los montes del Espacio Natural de Sierra Nevada, en Granada.

Althenia Sando will carry out preventive forestry treatments in the Sierra Nevada

Conacon Sando construirá, en UTEm una gasinera para el Consorcio para la gestión de los Residuos Sólidos de Asturias (COGERSA) en Asturias.

Conacon Sando to build a gas plant for COGERSA in Asturias

El Ayuntamiento de Bormujos ha encargado a Conacon Sando los trabajos de reparación y mejora de la accesibilidad en zonas de acerado y diferentes infraestructuras del espacio público del término municipal de Bormujos, Sevilla. 

Conacon Sando will improve the accessibility of the Bormujos road system

Sando Construcción está acometiendo las obras de reforma integral de dos edificios en el centro de Jerez de la Frontera para transformarlos en un hotel de cuatro estrellas. Un proyecto de la Fundación Cajasol que se ubica entre la plaza del Arenal y calle Lancería y en calle Larga 54.

Sando Construcción to build a new four-star hotel in the centre of Jerez de la Frontera

El Caminito del Rey se ha situado a la vanguardia internacional en la investigación y gestión de la seguridad en turismo activo gracias a un estudio desarrollado por las universidades de Granada y Jaén y el Instituto Geológico y Minero de España-CSIC. Este proyecto sitúa al Caminito del Rey en el más alto nivel de investigación sobre desprendimientos de rocas en el ámbito internacional.

El Caminito del Rey publishes a pioneering international study on rockfalls

Sando Construcción entra en el Ranking de Empresas por la Igualdad en el número 29, la única constructora del país

Sando Construcción enters the Corporate Equality Index at number 29, the only construction company in the country

El Ayuntamiento de Jaén ha adjudicado a Conacon Sando los servicios de mantenimiento y conservación de la red viaria de su municipio.

Conacon Sando to provide road maintenance services in Jaén