Comprehensive environmental services that improve the lives of citizens.

we tell you more

Althenia Sando

what do we do

We act on the natural and urban environment to contribute to environmental protection and improve the lives of citizens.

Althenia Sando is a company created to provide integral environmental services in terms of sustainability, contributing to the protection of ecosystems, the conservation of the environment and the improvement of the quality of life in cities.

The company’s environmental performance is a fundamental pillar of Sando’s business structure. Althenia Sando’s operations are based on sustainable management services for conserving green and forestry areas, cleaning and waste management, and decarbonisation and CO2 neutralisation. The preservation of green spaces is carried out in cities, botanical gardens, historical parks, leisure areas, beaches, public and private institutions, or in singular buildings with qualified personnel and specific machinery.

In the cleaning field, it carries out its activities in urban environments and inside buildings such as offices, schools, museums, transport stations, etc. It also specialises in railway services, where it carries out the maintenance, cleaning and upkeep of buildings, trains, locomotives, stations and other complementary facilities. Althenia Sando uses environmentally friendly techniques and materials in all cleaning services, accredited by the relevant environmental certifications.

Althenia Sando provides comprehensive services in waste management, including urban waste collection, treatment and ecological management. An activity carried out efficiently and with a high investment in technology and resources that guarantees maximum quality and respect for the environment.

Regarding decarbonisation, Althenia Sando offers innovative solutions in CO2 neutralisation, including generating biogas energy from biomass, installing tree stands for forest biomass plants, and planting urban and forest trees as natural CO2 sinks.

This area responds to Sando’s commitment to society to protect and regenerate the environment. This puts Althenia Sando’s experience and expertise in the service of public and private organisations to contribute to the sustainable development of natural and urban ecosystems.

Solutions that set us apart:

Residuos Sólidos Urbanos
CLEANING AND WASTE MANAGEMENT

Municipal Solid Waste

Gestión integral de residuos industriales
CLEANING AND WASTE MANAGEMENT

Integrated industrial waste management

limpieza viaria cartama
CLEANING AND WASTE MANAGEMENT

Street cleaning

limpieza de playas manilva
CLEANING AND WASTE MANAGEMENT

Beach cleaning

Servicio de limpieza Renfe Centro-Sur
CLEANING AND WASTE MANAGEMENT

Railway cleaning

limpieza de interiores
CLEANING AND WASTE MANAGEMENT

Interior cleaning

ENERGY AND DECARBONISATION

Decarbonisation and neutralisation

Obras medioambienta
GREEN AND FOREST AREAS

Environmental Works

endorses us

Althenia Highlights

7.343.279,58

m2 of green areas

Conservation

122.002,70

tons of waste collected

Waste

1.250.303,95

m2 in building cleaning

cleaning

News Services

Conacon Sando ejecuta la primera calle 100% sostenible de las Islas Canarias, bajo encargo del Ayuntamiento de Santa Cruz de Tenerife.

A 100% sustainable street, Conacon Sando’s new project in Tenerife

Se ha inaugurado el nuevo tramo del Corredor Verde construido por Sando en Pizarra. Un proyecto para la recuperación del río Guadalhorce.

Inauguration of the Green Corridor between Pizarra and La Vega Hipólito

Althenia, solutions for decarbonization and CO2 neutralization

Althenia Sando completes the coastal path on Cristo Beach in Estepona

Conacon and Sando Agua carry out the maintenance of canals in irrigable areas of Granada

Althenia will provide the cleaning service for public buildings in San Agustín de Guadalix.

Conacon Sando will once again conserve the road network of the city of Marbella

Sando Agua carries out the maintenance of canals in irrigable areas of Jaén

At the forefront of sustainable construction and services

Conacon Sando

Althenia Sando

Sando Materiales

Sando Agua

Sando Construcción