SITRA

SITRA

Soluciones Industriales Y Tratamientos Ambientales, S.L.U.

Castelló de la Plana, Castellón, Spain

Engineering & ServicesAutomation & Controls
51-200 employeesManufacturer, Engineering FirmSells to Processors
Profile last updated: May 14, 2026

About

SITRA is a dairy industry manufacturer based in Castelló de la Plana, Spain selling engineering & services, automation & controls.

SITRA, also known as Agua Industrial y Bioenergía, is a Spanish engineering and services company operating under Soluciones Industriales Y Tratamientos Ambientales, S.L.U. It designs, builds, operates and maintains industrial water treatment plants, including reverse osmosis, wastewater treatment and water reuse systems, and it has a dedicated offering for the dairy industry covering design and construction of wastewater treatment plants and water quality solutions for infant formula production. The company also builds bioenergy plants, including anaerobic digestion, biogas and biomethane plants, and explores green hydrogen water supply. It manufactures chemical products for water treatment, develops IoT and automation tools for plant monitoring, and works in agri-food, petrochemical, pharmaceutical and other industries. Founded in Castellón, it has offices in Madrid, Seville, Toledo, Valencia and Murcia, and reports over 250 industrial references and more than 300 clients.

Location

Castelló de la Plana, Spain

Employees

51-200

Company type

Limited company

Legal name

Soluciones Industriales Y Tratamientos Ambientales, S.L.U.

VAT number

B-12536835

Focus areas

industrial water treatmentwastewater treatmentreverse osmosisbioenergybiogasbiomethanedairy wastewaterinfant formula wateranaerobic digestion

Languages

ESENFR

Products & capabilities

Supply categories

Engineering & ServicesAutomation & Controls

Supplier role

ManufacturerEngineering FirmService Provider

Sells to

Processors

Customer scale

Industrial

Dairy products served

Powders & Infant Formula

Equipment

Membrane Filtration

Services

Process EngineeringInstallationMaintenance Contracts

Products

WIM by SITRA

IoT platform

Platform for industrial water management and control with real-time monitoring, alerts and automated reporting.

Chemical products for industrial water treatment

Water treatment chemicals

Range of chemical products for wastewater treatment plants, water intakes and cooling circuits, including antiscalants.

Anaerobic reactors

Wastewater treatment equipment

Anaerobic reactors for wastewater purification in biogas-based treatment plants.

Biofertilizers

Biofertilizer

Biofertilizers produced from agri-food, livestock and sewage sludge waste through anaerobic digestion.

Standards, references & customers

Sustainability claims

Anaerobic technology reduces emissions and improves treated water qualityBiogas and biomethane generation from organic wasteEnergy savings of up to 70% in industrial water management projectsWaste generation reduced by up to 75%

Credentials & affiliations

Awards

Best biogas project in Spain (Montagut plant, Llutxent)

Other dairy suppliers in Spain

View all