This selection of Portuguese companies in environmental services includes large established groups and mid-sized firms. Many operate in construction, utilities, and waste management. Mota-Engil is a multinational group in engineering and environment, while SUMA specializes in urban waste management. EPAL focuses on urban water cycle management, and Veolia Portugal provides solutions for water, waste, and energy.
The companies listed show a strong presence in traditional infrastructure sectors. A notable pattern is the significant number of firms with headquarters in the Lisbon metropolitan area, including Linda-A-Velha, Porto Salvo, Paço de Arcos, and São Julião do Tojal, indicating a geographical concentration of environmental services expertise around the capital.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Mota-Engilmota-engil.com
Multinational group specializing in engineering, construction, environment, transport concessions, energy, and mining across Europe, Africa, and Latin America. |
9,395 | |||
| 2 |
dst groupdstsgps.com
A leader in construction and public works, the group has expanded into environmental, telecommunications, and renewable energy sectors both nationally and internationally |
1,470 | |||
| 3 | 1,180 | ||||
| 4 |
Tecnoviatecnovia.pt
A Portuguese construction holding company founded in 1973 with a global presence, specializing in engineering projects, construction, and public works |
1,010 | |||
| 5 |
EPAL – Empresa Portuguesa das Águas Livres, SAepal.pt
The company is a Portuguese water management company, focusing on the comprehensive management of the urban water cycle worldwide |
785 | |||
| 6 |
ACAgrupo-aca.com
A leading Portuguese construction company with a diverse portfolio in public and private works, specializing in infrastructure, civil construction, and urban revitalization |
755 | |||
| 7 |
Grupo Serlimaserlima.pt
The company is specialized in outsourcing integrated facility services, such as industrial laundries, temporary work, cleaning services, and housekeeping |
640 | |||
| 8 |
Mota Engil-ATIVativ.pt
Maintenance and operation of facilities in various areas including buildings, industrial maintenance, environment, and energy certification services |
554 | |||
| 9 |
SUCH - Serviço de Utilização Comum dos Hospitaissuch.pt
A nonprofit association providing shared healthcare services, supported by the Ministries of Health and Finance, with over 50 years of hospital service experience |
482 | |||
| 10 |
AGS Water Solutionsags.pt
An environmental preservation company specializing in water system management, engineering services, and maintenance operating in Portugal and Brazil |
473 | |||
| 11 |
Bondaltibondalti.com
A leading sustainable chemistry company focusing on energy transition, industrial chemicals, water treatment, and decarbonization Operating globally with a strong environmental commitment |
400 | |||
| 12 |
AdP - Águas de Portugaladp.pt
The company specializes in integrated urban water cycle management, including water treatment, distribution, wastewater collection, recycling, and international market operations |
397 | |||
| 13 |
INDAQUAindaqua.pt
Specializing in water cycle management, our organization offers comprehensive solutions including design, financing, construction, operation, and maintenance for water services Serving 600,000 individuals |
361 | |||
| 14 | 335 | ||||
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| 15 |
Veolia Portugalveolia.pt
A global group providing innovative solutions for water, waste, and energy management Committed to sustainable practices and ecological transformation worldwide |
326 | |||
| 16 |
SMAS de Almadasmasalmada.pt
Providing water supply, treatment, and distribution services, as well as wastewater collection and treatment in a municipality with full coverage and quality control laboratories |
318 | |||
| 17 |
Águas do Porto, EMaguasdoporto.pt
A municipal water utility managing full water cycle in Porto, Portugal, serving households, focusing on efficiency, creating value, and environmental best practices |
302 | |||
| 18 |
Ferrovial Serviços S.A.
A company specialized in sustainable solutions, offering urban services, green space maintenance, industrial services, waste management, and infrastructure solutions with high quality standards |
263 | |||
| 19 |
Ecoambiente, S.A.ecoambiente.pt
The company provides innovative waste management solutions such as urban and industrial waste collection, cleanliness services, beach cleaning, and equipment maintenance |
249 | |||
| 20 |
PreZero Portugalprezero.es
A leading environmental company in Portugal with over 30 years of experience, offering innovative solutions for waste management, urban services, and infrastructures |
196 | |||
| 21 | 190 | ||||
| 22 |
EDIA - Empresa de Desenvolvimento e Infra-estruturas do Alqueva, S.A.edia.pt
A state-owned company responsible for designing, building, and operating Alqueva Multi-purpose Undertaking infrastructures to promote economic and social development |
185 | |||
| 23 |
Grupo ABB - Alexandre Barbosa Borgesabborges.pt
The group specializes in various sectors including infrastructure, landscaping, construction, real estate, waste management, and more Known for financial strength, innovation, quality, and client commitment |
158 | |||
| 24 |
Recolte, S.A.recolte.pt
A company within FomentInvest Group specializing in waste management, urban hygiene, green spaces, and environmental quality improvement, offering innovative services across Portugal |
58 | |||
| 25 |
ECODEAL - Gestão Integral de Resíduos Industriais, S.A. / ECODEAL – Integrated Waste Managementecodeal.pt
A company specializing in environmental services, focusing on integrated waste management, decontamination of soils, and environmental liability management |
26 | |||
| 26 | 17 | ||||
| 27 |
EcoAmbiente - Consultores de Engenharia, Gestão e Prestação de Serviços, S.A.ecoambiente.pt
An environmental management company offering waste management, urban and industrial cleaning, green space maintenance, and landscaping services Promoting environmental quality and sustainability |
10 | |||
| 28 |
SMAS_VFXirasmas-vfxira.pt
Ensure public water supply and basic sanitation services to the population of Vila Franca de Xira through an optimized management model focusing on human and technological resources |
8 | |||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
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