Álvaro Siza
Arquitecto Álvaro Siza Vieira is a sole-practitioner architecture firm based in Porto, Portugal, with approximately 7 employees. The firm serves clients on the Iberian Peninsula through traditional architecture commissions, with no disclosed products, pricing, or technology stack.
- Company typePrivate
- Founded-
- HeadquartersPorto, Portugal
- Headcount1–10
- GTM typeB2B
- OfferingServices
Álvaro Siza firmographics
Firmographics- Name
- Álvaro Siza
- Legal name
- Arquitecto Álvaro Siza Vieira
- Website
- https://sizavieira.pt
- Company type
- Private
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Arquitecto Álvaro Siza Vieira is a sole-practitioner architecture firm based in Porto, Portugal, with approximately 7 employees. The firm serves clients on the Iberian Peninsula through traditional architecture commissions, with no disclosed products, pricing, or technology stack.
- Ownership category
- akta.pro rank
Álvaro Siza industry classification
Industry- Product category
- Architectural Services
- NAICS
- Architectural Services (54131), Architectural Services (541310)
- akta.pro primary industry
- Architectural Design Services (BPAHAKAA)
Keywords
Where Álvaro Siza is headquartered
LocationHeadquarters
- HQ city
- Porto
- HQ country
- Portugal
- HQ region
- Europe
Offices1 record
Markets served
Álvaro Siza business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales
Álvaro Siza product offering
Product offeringCore offering
Arquitecto Álvaro Siza Vieira operates a small individual architectural practice based in Porto, Portugal, providing architectural design services. The practice, comprising 7 employees, is led by the eponymous architect Álvaro Siza Vieira, a world-renowned Portuguese architect known for modernist and contemporary architecture. The website functions primarily as a professional contact point for the practice.
Differentiator
Problem solved
Functional benefit
Companies that use Álvaro Siza
Customer profileIdeal customer profiles1 record
Álvaro Siza technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Álvaro Siza competitors and assessment
Company assessmentDirect peers
- Peter Zumthor: Swiss principal-led practice delivering a highly selective portfolio of cultural and contemplative buildings. Comparable on boutique scale, principal-supervised model, and premium positioning in cultural architecture.
- Tadao Ando Architect & Associates: Founder-led Japanese practice known for minimalist concrete architecture and a small, principal-supervised team. Comparable as a sole-author design firm whose brand and project selection is personally curated by the named architect.
- Renzo Piano Building Workshop: Globally active eponymous starchitect studio delivering cultural, civic, and museum commissions. Comparable as a principal-driven architectural design practice targeting the same high-prestige, signature-project market segment.
- Foster + Partners: Founder-led international architecture practice working across cultural, infrastructure, and urban masterplans. Comparable as a brand-anchored design firm competing for landmark commissions and global cultural-sector clients.
- Eduardo Souto de Moura: Portuguese Pritzker-winning architect also based in Porto with a similarly small, principal-led practice focused on contemporary and modernist built work. Most directly comparable peer given shared city, scale, style lineage, and sole-practitioner model.
- Zaha Hadid Architects: Pritzker-winning eponymous studio continuing the founder's design language across major cultural, sports, and commercial projects. Closely comparable in operating model: a name-driven architectural practice built on the founder's design identity.
- SANAA: Japan-based Pritzker-winning studio known for museums and cultural buildings delivered through a small, principal-led team. Comparable as a brand-led cultural-architecture practice competing for the same signature-project commissions.
- Herzog & de Meuron: Swiss starchitect partnership designing cultural, stadium, and mixed-use landmarks globally. Comparable as a small, partner-led practice built on personal authorship for high-prestige cultural clients.
- Rafael Moneo: Spanish Pritzker-winning architect with a small practice working across cultural and civic commissions in Iberia and Europe. Comparable on Iberian context, cultural-institution client base, and principal-led delivery model.
Broad incumbents
- Álvaro Siza Vieira — Atelier / Studio references: Architectural media and broader Iberian/Portuguese practices publishing the principal's work alongside other starchitects. Included as an ecosystem reference rather than a direct competitor.
Market position
Customer concentration
Álvaro Siza social profiles
Digital presenceÁlvaro Siza financial estimates
Financial estimateRevenue estimate
Valuation estimate
Álvaro Siza leadership team
Management profileNumber of profiles
Profiles1 record
Álvaro Siza funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Álvaro Siza M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Álvaro Siza
What does Álvaro Siza do?
Arquitecto Álvaro Siza Vieira operates a small individual architectural practice based in Porto, Portugal, providing architectural design services. The practice, comprising 7 employees, is led by the eponymous architect Álvaro Siza Vieira, a world-renowned Portuguese architect known for modernist and contemporary architecture. The website functions primarily as a professional contact point for the practice.
Is Álvaro Siza a public or private company?
Álvaro Siza is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Álvaro Siza founded?
Álvaro Siza was founded in -1. It employs 1 to 10 people.
Where is Álvaro Siza based?
Álvaro Siza is headquartered in Porto, Portugal, in the Europe region.
Who are Álvaro Siza's main competitors?
Direct peers on record are Peter Zumthor, Tadao Ando Architect & Associates, Renzo Piano Building Workshop, Foster + Partners, Eduardo Souto de Moura, Zaha Hadid Architects, SANAA, Herzog & de Meuron and Rafael Moneo. Álvaro Siza Vieira — Atelier / Studio references is listed as a broad incumbent.
Does Álvaro Siza have an API?
No public API is recorded for Álvaro Siza.
What industry is Álvaro Siza in?
Álvaro Siza's product category is Architectural Services. Its primary akta.pro industry code is BPAHAKAA, Architectural Design Services. Its NAICS code is 54131.