What Mahlum does

Mahlum is a privately held architecture and planning firm founded in 1938, headquartered in Seattle with an additional studio in Portland, Oregon. The firm operates in the education, healthcare, housing, and community sectors, with concentrated expertise in Pre K-12 schools, higher education student housing and academic buildings, healthcare facilities (including behavioral health), and sustainable residential projects. Its core technical differentiators are sustainable design (Living Building Challenge certification, AIA 2030 Commitment alignment, net-zero energy) and mass timber / cross-laminated timber (CLT) construction, with staff expertise codified through publications such as Joe Mayo's book on mass timber commercial buildings.

The firm's underlying technology consists of architectural design services delivered through BIM workflows (Revit), evidence-based design processes, and specialized methodologies for trauma-informed and healthcare-accredited design. Mahlum's Portland studio is itself Portland's first Living Building Challenge petal-certified project, functioning as both a working office and a credential-building demonstration platform. Project values across the portfolio range from approximately $10M (Capitol Campus Childcare Center) to $188M (UW Haggett Hall), demonstrating capacity across renovation, mid-scale, and large-scale institutional work.

Mahlum generates revenue through project-based professional fee arrangements, typically structured as a percentage of construction cost or fixed fees for defined scopes. Its go-to-market is enterprise field sales: direct business development relationships with institutional buyers (school districts, universities, healthcare systems, state agencies), pursued through competitive RFP processes and long-tenured client relationships. The firm invests in thought leadership through industry associations (A4LE, AIA, SCUP), awards programs, conferences, and PR in trade publications. The company is employee-partner owned, with two new partners added in 2025, and currently operates without disclosed external investment, M&A activity, or expansion beyond its two Pacific Northwest studios despite project work extending into California, Alaska, Idaho, and internationally.

Name

Mahlum

Legal name

Mahlum Architects Inc.

Website

https://mahlum.com

Company type

Private

Founded year

1938

Operating status

Operating

Headcount range

101–250 employees

Short description

Mahlum is a Seattle-based architecture and planning firm serving K-12, higher education, healthcare, and housing clients, with concentrated expertise in sustainable design, mass timber construction, and trauma-informed facility design across the Pacific Northwest.

Ownership category

akta.pro rank

Product category

Architectural Services

NAICS

Commercial and Institutional Building Construction (23622), Commercial and Institutional Building Construction (236220)

SIC

General Bldg Contractors - Nonresidential Bldgs (1540)

akta.pro primary industry

Design-Build / EPC General Contracting (IMAFAAAD)

Keywords

• Architectural design services
• Healthcare facility design
• Educational facility design
• Sustainable building design
• Mass timber construction

Headquarters

HQ city

Seattle

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Architecture and Design Services: Professional fees for architecture and design services on construction projects. Revenue is generated through project-based contracts with educational institutions, healthcare organizations, government agencies, and developer clients. Projects range from small renovations to large-scale new construction, with fees typically based on construction cost percentages or fixed fee arrangements.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Mahlum is an architecture and planning firm that provides professional design services for institutional buildings, specializing in Pre K-12 schools, higher education facilities, healthcare facilities, and housing. Services are delivered through project-based contracts covering programming, schematic design, design development, construction documentation, and construction administration, with particular expertise in sustainable design, mass timber construction, trauma-informed design, and Living Building Challenge (LBC) certification projects. Revenue is generated through professional fees, typically structured as a percentage of construction cost or as fixed fees per project scope.

Product overview

Mahlum is an architecture firm offering comprehensive design services across multiple building sectors. Their core service offerings include Pre K-12 Education Design, Higher Education Design, Healthcare Facility Design, Housing Design, Planning Services, and specialized expertise in Living Building Challenge (LBC) sustainable design and Mass Timber construction. The firm operates from offices in Seattle, Washington and Portland, Oregon, and is particularly recognized for their innovative mass timber school designs, Living Building Challenge-certified projects, and evidence-based healthcare design.

Differentiator

Problem solved

Functional benefit

Products and services

• Pre K-12 Education Design Architectural design services for pre-kindergarten through 12th grade educational facilities, including elementary schools, middle schools, and high schools. Targeted at school districts and public institutions requiring new construction, modernization, and specialized learning environments.
• Higher Education Design Architectural design services for colleges and universities, including academic buildings, student housing, and campus master planning. Targeted at universities and colleges requiring student housing, academic facilities, and campus infrastructure in the Pacific Northwest and beyond.
• Healthcare Facility Design Architectural design services for healthcare facilities including hospitals, clinics, medical offices, cancer centers, dialysis facilities, and behavioral health centers. Targeted at healthcare systems and providers designing patient-centered care environments.
• Housing Design Architectural design services for residential projects including student housing, multi-family housing, affordable housing, and cohousing communities. Targeted at developers and institutions requiring residential development design.
• Planning Services Campus and facility master planning services for educational institutions and healthcare systems. Targeted at university and college clients developing long-range capital plans.
• Living Building Challenge (LBC) Design Specialized architectural design services for projects pursuing Living Building Challenge certification, including Mahlum's own Portland studio in Central Eastside, the city's first LBC petal-certified project. Targeted at clients seeking the highest standard of regenerative, evidence-based sustainable design.
• Mass Timber Design Specialized mass timber and cross-laminated timber (CLT) construction design services for K-12 schools, higher education, and other building types. Targeted at institutions pursuing lower-embodied-carbon, faster-construction timber structures.
• Community Work Community-focused architectural design services for non-profit organizations and community development projects, including sustainable infrastructure and civic facilities. Targeted at community organizations and civic partners seeking design services.

Quantifiable outcome

• Mass timber at Alki Elementary reduced embodied carbon while providing Seattle Public Schools' first three-story mass timber school
• +4 more outcomes

Named customers18 records

Segments5 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• CannonDesign: National integrated design firm with dedicated education and healthcare practices and a research-informed design ethos. Comparable to Mahlum on the combination of healthcare planning rigor and learning environment specialization.
• Perkins&Will: Global architecture practice with marquee healthcare and education studios, including significant Pacific Northwest presence. Directly comparable on healthcare planning depth, research-driven design methodology, and institutional RFP competition.
• DLR Group: National integrated design firm with one of the largest U.S. K-12 and higher education practices. Competes head-to-head with Mahlum for school district and university commissions and serves the same institutional public-owner buyer.
• LMN Architects: Seattle-based architecture firm with significant higher education, civic, and performing arts work. Overlaps with Mahlum on Pacific Northwest institutional commissions and similar firm-scale and culture profile.
• SRG Partnership: Pacific Northwest architecture firm with a primary focus on K-12 and higher education clients, often competing with Mahlum on Oregon and Washington school district work. Closest peer on education-sector concentration within the PNW.
• NBBJ: Seattle-headquartered global architecture practice with one of the largest U.S. healthcare footprints and substantial higher education work. Direct competitor for major PNW health system and university engagements.
• Mithun: Seattle-based architecture and planning firm with strong sustainability mission, affordable housing, and education portfolios. Closest PNW-headquartered peer to Mahlum on size, mission-driven positioning, and building-sector mix.
• ZGF Architects: Portland-based architecture firm with deep healthcare, higher education, and science/lab practices and a parallel commitment to sustainability and Living Building Challenge work. Highly comparable to Mahlum on geographic base, building-sector mix, and ESG/sustainability positioning.

Broad incumbents

• HKS: Large national architecture firm recognized for healthcare facility planning and higher education campuses. Comparable on healthcare design rigor and institutional client work but at significantly larger scale and broader geographic reach.
• HOK: Large global architecture practice with significant healthcare, education, and science buildings practices. Overlaps with Mahlum on institutional building types but operates as a much broader, multi-region incumbent.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/mahlum
• Instagraminstagram.com/mahlumarch
• Xx.com/mahlumarch

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 records

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 Mahlum