E/SA Architects
E/S-A Architects (ES-A Arkitekter AB) is a Stockholm-based architectural firm founded in 1962 that provides residential architecture and urban planning services exclusively to Swedish housing developers, cooperatives, and municipalities, from concept through construction documentation.
- Company typePrivate
- Founded1962
- HeadquartersStockholm, Sweden
- Headcount11–50
- GTM typeB2B
- OfferingServices
What E/SA Architects does
E/S-A Architects (legal entity ES-A Arkitekter AB) is a Stockholm-based architectural firm founded in 1962 that operates exclusively in residential architecture and urban planning. The firm employs 11–50 people, comprising architects and engineers all specialized in housing and city development, led by three partners — Marcus Sonnelid (CEO), Sara Eskilsson (Office Manager), and Jens Dahlkild — together with architects Karl Fredrik Ljungberg and Martin Blivik, and Senior Advisor Olle Dahlkild.
The firm's service portfolio spans six practice areas: multifamily buildings (flerbostadshus), single-family houses (småhus), interior design (inredning), detail and regulatory planning (detaljplaner), and wood-frame construction (träbyggnation). Projects run from early vision and concept through detailed construction documentation, guided by four foundational principles — dwelling quality, urban planning, sustainability, and developer collaboration — applied through an iterative methodology alternating between generation and evaluation. Notable externally validated projects include Brf Mjölneren in Norrköping (Best HSB Project 2017–2018, Miljöbyggnad Silver certified) and Fabriksparken in Sundbyberg (Building of the Year 2020).
Revenue is generated through project-based professional services billed to housing developers and cooperatives (including HSB) and municipal clients (including Sundbyberg Municipality), delivered via direct client engagement from a single Stockholm headquarters at Storgatan 23C. Pricing is not publicly disclosed and is project-specific and quote-based. The firm is privately held by its partner group, with no external institutional investment, no subsidiaries, and no public listing. Geographic scope is domestic Sweden, and marketing is concentrated on a portfolio website plus Instagram and LinkedIn presence. No AI/ML, API, or software products are offered — the offering is human-delivered architectural services grounded in 60+ years of domain specialization.
E/SA Architects firmographics
Firmographics- Name
- E/SA Architects
- Legal name
- ES-A Arkitekter AB
- Website
- https://es-a.se
- Company type
- Private
- Founded year
- 1962
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- E/S-A Architects (ES-A Arkitekter AB) is a Stockholm-based architectural firm founded in 1962 that provides residential architecture and urban planning services exclusively to Swedish housing developers, cooperatives, and municipalities, from concept through construction documentation.
- Ownership category
- akta.pro rank
E/SA Architects industry classification
Industry- Product category
- Architectural Services
- NAICS
- Architectural Services (54131), Interior Design Services (54141)
- SIC
- Services-Engineering, Accounting, Research, Management (8700)
- akta.pro primary industry
- Architectural Design Services (BPAHAKAA)
- akta.pro secondary industry
- Community Engagement & Participatory Planning (BPAHAKAO)
Keywords
Where E/SA Architects is headquartered
LocationHeadquarters
- HQ city
- Stockholm
- HQ country
- Sweden
- HQ region
- Europe
Offices1 record
Markets served
E/SA Architects business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Architecture and Engineering Services: Professional services revenue from designing residential buildings, from early visions and concepts through to detailed construction documentation. Services cover multi-family housing (flerbostadshus), single-family homes (småhus), interior design (inredning), detailed plans (detaljplaner), and timber construction (träbyggnation). The firm works with housing developers to create shared visions, providing architecture services throughout all project stages from idea to completed building.
Distribution channels1 record
Marketing channels3 records
E/SA Architects product offering
Product offeringCore offering
E/S-A Arkitekter AB provides professional architectural design services exclusively for residential buildings and urban planning. The firm delivers full-lifecycle services from early vision and concept through detailed construction documentation, covering multifamily housing (flerbostadshus), single-family homes (småhus), interior design (inredning), detailed regulatory plans (detaljplaner), and timber construction (träbyggnation). Services are delivered in close collaboration with housing developers from idea to completed building.
Product overview
E/S-A Arkitekter AB is a Stockholm-based architecture firm founded in 1962 that specializes exclusively in residential architecture and urban planning. The company operates as a single integrated service offering with distinct practice areas: multifamily buildings (Flerbostadshus), single-family houses (Småhus), interior design (Inredning), detail/regulatory planning (Detaljplaner), and wood-frame construction (Träbyggnation). The firm follows a methodology based on four core aspects: residential quality (Boendekvalité), urban planning (Stadsbyggnad), sustainability (Hållbarhet), and client collaboration (Bostadsutvecklaren). Services span from early concept visions through detailed construction documentation, covering the full project lifecycle.
Differentiator
Problem solved
Functional benefit
Products and services
- Flerbostadshus (Multifamily Buildings) Architectural design services for multifamily residential buildings, delivered from early vision and concept stages through to detailed construction documentation. Targeted at housing developers, housing cooperatives, and municipalities seeking specialist residential architecture.
- Småhus (Single-Family Houses) Architectural design services for single-family residential houses, covering concept design through construction documentation for residential developers and private clients.
- Inredning (Interior Design)
Quantifiable outcome
- Miljöbyggnad Silver certification achieved for Brf Mjölnaren project
- +2 more outcomes
Companies that use E/SA Architects
Customer profileNamed customers2 records
Segments1 record
Ideal customer profiles2 records
E/SA Architects technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
E/SA Architects partnerships and signals
Strategic signalScale indicators2 records
Expansion highlights2 records
E/SA Architects competitors and assessment
Company assessmentBroad incumbents
- Arkitema: Danish-Swedish architecture firm with a substantial residential and urban development practice. Competes for similar developer briefs in the Nordics, but with a larger organization and broader design portfolio.
- White Arkitekter: One of Scandinavia's largest architecture firms, with a substantial residential and urban planning practice in Sweden. Operates broadly across sectors and geographies, overlapping with E/S-A's residential focus but at significantly greater scale.
- Tengbom: Major Swedish architecture firm with a long history in housing, urban planning, and interior design. A direct competitor for residential and master-planning mandates, though with a much broader sector and geographic footprint.
- Wingårdhs: Prominent Swedish architecture firm with selective residential projects alongside commercial and cultural work. While not exclusively residential, it competes for high-profile housing and urban development commissions in Sweden.
Direct peers
- ÅWL Arkitekter: Swedish architecture practice with a significant residential and urban development portfolio, including multifamily and single-family housing. A direct peer for residential architecture commissions in Sweden.
- Tham & Videgård Arkitekter: Stockholm-based architecture studio recognized for award-winning residential and public projects. Closely comparable to E/S-A in size, focus on quality-driven design, and specialization within residential and public architecture.
- Liljewall: West Sweden-based architecture firm with a long history in residential housing design and urban planning. Comparable in scale and specialization to E/S-A, though with a regional West Sweden focus.
- FOJAB arkitekter: Swedish architecture firm with a strong residential and urban planning practice headquartered in Malmö, serving housing developers and municipalities across southern Sweden — a close functional peer to E/S-A in the residential design niche.
- Rosenbergs Arkitekter: Stockholm-based architecture firm with a strong multifamily housing and urban development practice, serving Swedish housing developers. Closely comparable in scale, location, and residential focus to E/S-A.
- Semrén & Månsson: Swedish architecture firm with a sizeable residential and urban planning practice, working with housing developers and municipalities. A direct functional peer in the Swedish residential design market.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat2 records
Key risks5 records
Key highlights6 records
Customer concentration
E/SA Architects social profiles
Digital presenceE/SA Architects compliance and trust
Trust signalCompliance1 record
E/SA Architects financial estimates
Financial estimateRevenue estimate
Valuation estimate
E/SA Architects leadership team
Management profileNumber of profiles
Profiles6 records
E/SA Architects funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
E/SA Architects 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 E/SA Architects
What does E/SA Architects do?
E/S-A Arkitekter AB provides professional architectural design services exclusively for residential buildings and urban planning. The firm delivers full-lifecycle services from early vision and concept through detailed construction documentation, covering multifamily housing (flerbostadshus), single-family homes (småhus), interior design (inredning), detailed regulatory plans (detaljplaner), and timber construction (träbyggnation). Services are delivered in close collaboration with housing developers from idea to completed building.
Is E/SA Architects a public or private company?
E/SA Architects is a private company. It is classified as management employee owned and is currently operating.
When was E/SA Architects founded?
E/SA Architects was founded in 1962. It employs 11 to 50 people.
Where is E/SA Architects based?
E/SA Architects is headquartered in Stockholm, Sweden, in the Europe region.
How does E/SA Architects make money?
One revenue line is on record: architecture and Engineering Services.
Who are E/SA Architects's main competitors?
Broad incumbents on record are Arkitema, White Arkitekter, Tengbom and Wingårdhs. Direct peers are ÅWL Arkitekter, Tham & Videgård Arkitekter, Liljewall, FOJAB arkitekter, Rosenbergs Arkitekter and Semrén & Månsson.
Does E/SA Architects have an API?
No public API is recorded for E/SA Architects.
What industry is E/SA Architects in?
E/SA Architects's product category is Architectural Services. Its primary akta.pro industry code is BPAHAKAA, Architectural Design Services, with a secondary code of BPAHAKAO, Community Engagement & Participatory Planning. Its NAICS code is 54131 and its SIC code is 8700.