What Ciemsa does

Ciemsa is a privately held Uruguayan construction and infrastructure services firm headquartered in Montevideo and founded in 1980. According to available firmographic data, the company operates with between 1,001 and 5,000 employees, placing it among the larger domestic players in Uruguay's relatively compact construction sector.

The company offers a broad service portfolio spanning construction, architecture, assembly, operation, transportation, maintenance, infrastructure, and civil engineering. This taxonomy is consistent with a general contractor or integrated infrastructure services model rather than a specialist niche operator, suggesting Ciemsa bids across both public-works and private commercial/industrial engagements. Its Montevideo base and Uruguayan website indicate a primary domestic market focus, though the full geographic footprint, customer mix, and project pipeline are not publicly documented.

Primary-source intelligence is materially constrained: the company's website (ciemsa.com.uy) renders only a verification/loading screen with no substantive company content, and no management team, ownership structure, financial disclosures, certifications, customer references, or project portfolio could be sourced from the provided data. Revenue model, pricing mechanics, go-to-market specifics, and any parent/subsidiary relationships therefore remain unverified.

Name

Ciemsa

Website

https://ciemsa.com.uy

Company type

Private

Founded year

1980

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Ciemsa is a privately held Uruguayan construction and infrastructure services firm founded in 1980 and headquartered in Montevideo. With 1,001–5,000 employees, it delivers construction, architecture, assembly, operation, transportation, maintenance, and civil engineering services across domestic and likely regional markets.

Ownership category

akta.pro rank

Headquarters

HQ city

Montevideo

HQ country

Uruguay

HQ region

Latin America

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales

Core offering

Ciemsa is a Uruguayan construction and civil engineering services company that provides construction, architecture, assembly, operation, transportation, maintenance, and infrastructure services. Its offerings target the full lifecycle of built-environment and infrastructure projects for commercial, industrial, and public-sector clients.

Differentiator

Problem solved

Functional benefit

Products and services

• Construction Services General construction services for commercial, industrial, and infrastructure projects, delivered to organizational clients.
• Architecture Services Architectural design services as part of the company's built-asset offerings for project clients.
• Assembly Services Industrial and structural assembly services for project clients requiring on-site installation and erection.
• Operation Services Operational management of built assets and facilities on behalf of project clients.
• Transportation Services Transportation services supporting construction, infrastructure, and project logistics for organizational clients.
• Maintenance Services Ongoing maintenance services for built assets, infrastructure, and facilities managed on behalf of clients.
• Infrastructure Services Infrastructure development and delivery services for civil infrastructure projects.
• Civil Engineering Services Civil engineering services covering design, engineering, and execution of public and private civil works projects.

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Direct peers

• Saceem: Uruguayan construction and infrastructure company offering civil works, industrial construction, and concession services; directly comparable to Ciemsa as a homegrown Uruguayan contractor with overlapping EPC and O&M capabilities serving both public and private clients in the same Montevideo market.

Broad incumbents

• Techint Group: Large Argentine-founded industrial conglomerate with construction, engineering, and infrastructure operations across Latin America; comparable to Ciemsa in EPC service delivery and infrastructure scope, but operating at significantly larger scale and broader geographic footprint.
• Acciona Infrastructure: Spanish global infrastructure and renewable energy group with major Latin American operations; comparable to Ciemsa in offering construction, infrastructure concessions, and O&M services, though at vastly larger scale and with deeper concession track record.
• Andrade Gutierrez: Major Brazilian engineering and construction conglomerate active across Latin America in infrastructure, energy, and industrial projects; comparable to Ciemsa in EPC delivery and infrastructure focus, though operating at a regional rather than single-country scale.
• Camargo Corrêa Infra: Brazilian infrastructure and construction subsidiary of the Camargo Corrêa group, focused on concessions, highways, and urban infrastructure; comparable to Ciemsa in the construction-and-concession operating model, but with significantly larger concession portfolio and broader South American reach.
• Isolux Infrastructure: Spanish-origin infrastructure contractor with Latin American concessions and electrical infrastructure projects; comparable to Ciemsa in heavy civil and electrical infrastructure work, though at international scale.

Regional players

• Besalco: Chilean construction and infrastructure group with diversified services spanning civil works, concessions, and real estate development; comparable to Ciemsa in service mix and concession-driven business model, but anchored in Chile rather than Uruguay.
• Constructora Sudamericana: South American construction and infrastructure contractor with operations across the Southern Cone; comparable to Ciemsa in civil engineering and infrastructure services, though based in Chile and serving broader regional markets.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights5 records

Customer concentration

• Xx.com/ciemsauruguay
• Facebookfacebook.com/CiemsaUruguay

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Ciemsa