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Sijelmassi & Partners · Architecture

Building with the memory of our elders, the tools of today.

Corporate and cultural architects in Casablanca, Rabat and beyond. Since 1984.

Corporate, coworking, hospitality and cultural projects across Morocco, Africa and internationally. Expertise in BIM, rammed earth and bioclimatic design. References : McKinsey, Bosch, IWG/Regus, Crédit Agricole du Maroc.

1984
Founded
Featured projects
18 flagship projects — corporate, institutional, coworking, cultural, hospitality, residential
Corporate · Regional HQ

Bosch New Headquarters

Casablanca · BIM LOD 400 · Rammed earth
Mixed-use · Signature

Marina de Casablanca

138,727 m² · Residential towers & offices · CGI
Corporate · Consulting

McKinsey & Company CFC

Casablanca · Africa's first LEED Platinum certified office
Institutional · Infrastructure

TGR — Hanging Garden Car Park

Rabat · General Treasury of the Kingdom
Cultural · Education

EIMD — International School of Music & Dance

Rabat — Souissi · Tenor Foundation
Cultural · Open-air stage

EIMD — Open-Air Theatre

Rabat — Souissi · Acoustic shell
Institutional · Government

State Secretariat for the Environment

Rabat · 2007
Coworking · IWG Group

Spaces Anfa Place

Casablanca · 400 workstations · IWG / Regus
Coworking · IWG Group

Spaces Rabat

Rabat · IWG / Regus · Premium fit-out
Facility · Early childhood

Chami Nursery

Bouskoura · Private commission
Retail · Shopping centre

T-Gallery Sable d'Or

Sable d'Or · Mall & leisure
Residential & tourism · Signature

Résidence 3 Palmiers

Marrakech · CGI · Delivered 1995
Hospitality · 5-star

5-Star Hotel

Casablanca · Private commission · In progress
Corporate · Media

EcoMedia MediaLab

Casablanca · Eco-Media Group HQ · 2021
Industry · Corporate HQ

Cosumar — Cosumar Group

Casablanca · Office fit-out
Hospitality · Glamping

Unila Lodge — Glamping Hotel

Morocco · Sustainable identity
Hospitality · Signature resort

Mia Agafay Resort

Agafay · Bioclimatic lodge & rammed earth
Residential · Signature

Vertu Résidences

Residential building · Casablanca
Trusted by
BIM Certification

An Autodesk-certified architect for BIM practice.

Revit Architecture Certified Professional — an international benchmark in BIM modelling. A technical guarantee for your corporate and institutional projects.

Verify on Credly →
Autodesk Revit Architecture Certified Professional — Jaafar Sijelmassi
Jaafar Sijelmassi
Managing architect — ENSAPLV Paris
Our conviction

We design tomorrow's African buildings from the intelligence of vernacular architecture.

Architecture firm founded in Casablanca in 1984. Corporate, institutional, hospitality and cultural projects across Morocco, Africa and internationally.

Our singularity: a rare combination on the continent — French training (ENSAPLV Paris), pan-African and international practice, high-level BIM mastery, and deep expertise in rammed earth and bioclimatic design. Experience gained in the Netherlands, Italy and India.

Explore our expertise →
Distinctive expertise

Five skills that shape every project.

A rare combination on the continent: French training (ENSAPLV), international experience, high-level BIM mastery, and deep practice in local materials and bioclimatic design. Full architectural services — from briefing to handover.
01 / 05

BIM & Revit LOD 400

Complete digital models and exploitable twins. Personal Autodesk certification.

02 / 05

Rammed earth & local materials

CEB, pisé, stabilised adobe. Low-carbon construction with no compromise on corporate standards.

03 / 05

Bioclimatic & low-tech

A passion for the vernacular. Natural ventilation, thermal inertia, solar shading. Lasting performance.

04 / 05

Urban acupuncture

Targeted interventions with strong social and environmental impact. Repair rather than demolish.

05 / 05

International corporate standards

A precise reading of large-account briefs — McKinsey, Bosch, IWG, Crédit Agricole. LEED, WELL and BREEAM frameworks.

Selected projects

A selection,
from 140+ completed projects.

A chronological and geographical reading of forty years of practice — corporate, hospitality, cultural, institutional and signature residential.
Case study
Corporate · Regional HQ

Bosch New Headquarters

Casablanca · 12,600 m² · BIM LOD 400 · Rammed earth
Mixed-use · Signature

Marina de Casablanca

Casablanca, Morocco · 138,727 m² · Residential towers & offices
Corporate · Consulting

McKinsey & Company CFC

Casablanca · Africa's first LEED Platinum certified office
Institutional · Infrastructure

TGR — Hanging Garden Car Park

Rabat · General Treasury of the Kingdom
Cultural · Education

EIMD — Intl. School of Music & Dance

Rabat — Souissi · Tenor Foundation
Cultural · Open-air stage

EIMD — Open-Air Theatre

Rabat — Souissi · Acoustic shell
Institutional · Government

State Secretariat for the Environment

Rabat · Headquarters · 2007
Coworking · IWG Group

Spaces Anfa Place

Casablanca · 400 workstations · IWG / Regus
Coworking · IWG Group

Spaces Rabat

Rabat · IWG / Regus · Premium fit-out
Facility · Early childhood

Chami Nursery

Bouskoura · Private commission
Retail · Shopping centre

T-Gallery Sable d'Or

Sable d'Or · Mall & leisure
Residential & tourism · Signature

Résidence 3 Palmiers

Marrakech · CGI · Delivered 1995
Hospitality · 5-star

5-Star Hotel

Casablanca · Private commission · In progress
Corporate · Media

EcoMedia MediaLab

Casablanca · Eco-Media Group HQ · 2021
Full portfolio

Explore all 45 selected projects.

Corporate, coworking, cultural, institutional, hospitality, residential, infrastructure — filter by sector and geography.

View all projects →
Our team

A multidisciplinary team, a single signature.

Architects, CG artists, an office manager — every project is followed end to end by a partner. No hand-offs, no hidden pyramid: a direct dialogue with the expert who draws.
Managing architect

Jaafar Sijelmassi

DE-HMONP Architect · ENSAPLV Paris · Autodesk Certified Pro

Heir to a family architectural tradition begun in 1984, Jaafar Sijelmassi today leads Sijelmassi & Partners with a focus on sustainable, contextual and technically rigorous architecture.

Associate architect

Omar Mawlawi

Atelier Mawlawi · D.E.S.A H.M.O.N.P Architect

Leads premium hospitality and residential projects. A keen reading of strong-identity, bioclimatic and low-tech briefs.

Management · Communications

Selma Zerhouni Abdou

DESA Architect · Strategy & institutional relations

Firm management — corporate client relations, academic and institutional partnerships, press and conferences.

Office manager

Khalid Meftoul

Internal coordination & operations

Keeps the practice running day to day. Team coordination, scheduling and the interface with clients.

Architect

Moussa Lagmouch

AMSP Architect

Design and site supervision on corporate and residential projects. Expertise in tender and construction phases.

CG artist · Draftsman

Youssef Bounaceur

Graphic production & 3D modelling

Command of visualisation and modelling tools. Renders, perspectives and technical documents for clients and competitions.

Architect

Abrar Iounes

ESAR Architect

Design, studies and project follow-up. A particular sensitivity to cultural, residential and office programmes.

Architect

Ghali Filali Adib

EMADU-UEMF Architect

Design studies and BIM modelling. An active contributor to corporate, coworking and public-facility projects.

Logistics & field

Adil Hassani

Logistics coordination & site follow-up

Owns field logistics — official filings, transporting teams to sites, administrative follow-up.

Publications & Engagements

What they write about us.

Op-eds, interviews, talks, podcasts. A leading voice on Moroccan and African architecture and rammed-earth construction. Visiting lecturer at the Academy of Traditional Arts (Casablanca) and guest speaker at the International University of Rabat.
🎙 Building Green Show
2024 · Podcast · EN · 42 min
« Bosch HQ Built with Rammed Earth »
A leading international podcast on sustainable architecture. An in-depth conversation on pisé construction, BIM and the future of vernacular materials.
Watch the podcast
🏛 Batimat Paris
October 2024 · The World of Building
Panel — « The Mediterranean Example »
International panellist alongside architects from Italy, Spain, Tunisia and Turkey. A debate on Mediterranean responses to climate disruption.
Watch the talk →
L'Économiste
November 2021
« German group Bosch unveils a new headquarters »
Bosch regional HQ in Casablanca (12,600 m²) — earthen construction (CEB + pisé), kasbah-inspired. A world first for a German corporate client.
Read the article →
Médias24
April 2026
« Earthen construction: an age-old craft under threat? »
A leading expert on the risks the 2025 REB poses to earthen construction. A comparison with Switzerland, Germany and France. Reflections on the Al Haouz earthquake.
Read the article →
📻 LUXE RADIO
March 2026 · Interview
« Urban acupuncture — micro-interventions, macro-effects »
An op-ed on urban acupuncture in Morocco: the need for genuine involvement from authorities to transform the city through targeted interventions.
Read the article →
🎬 Immotalk by Mubawab
Exclusive interview
Sustainable architecture in Morocco
A reference interview on Moroccan architecture, local materials and the future of African cities. Mubawab Morocco.
Watch the interview →
All our publications & engagements →
1984
Founded
140+
Completed projects
12
Countries
9
Talents · One signature
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A direct dialogue with a partner. Response within 24 business hours.

Address
Agence Sijelmassi & Partners
69 Rue Aziz BELLAL, Casablanca 20100, Maroc
Hours
Mon–Fri · 9am–6pm
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