What Kearns Mancini Architects does

Kearns Mancini Architects Inc. (KMAI) is a Toronto-based, privately held architecture firm operating under Ontario jurisdiction, headquartered at 1 Atlantic Avenue, Suite 104. The firm provides comprehensive architectural services spanning feasibility studies through construction administration, with specialized practices in Passive House design methodology (practiced since 2009), healthcare facility design including mental health campuses, large-scale student residences, commercial office interiors, museum and cultural facilities, affordable housing, and heritage restoration. Underlying technology centers on Passive House principles — massively insulated thermally broken airtight envelopes, triple-glazed windows, optimized orientation, mechanical ventilation energy recovery, and optimized functional design — alongside LEED certification processes that have produced LEED Gold projects such as WaterPark Place III (660,000 sq ft) and Regent Park Block 11.

The firm serves institutional, government, and corporate clients primarily in Ontario. Educational institutions (University of Toronto Scarborough and Mississauga, University of Waterloo, George Brown College, Ryerson University, Toronto District School Board, Toronto Catholic District School Board) represent a primary segment, alongside healthcare facilities (notably CAMH), corporate/financial clients (Bank of Montreal, Deloitte), government agencies (Infrastructure Ontario, Toronto Community Housing), and cultural/nonprofit clients (Canadian Canoe Museum, Ireland Park Foundation). The firm secured the 2018 Governor General's Medal in Architecture for Fort York Visitor Centre, Canada's highest architectural honor.

Revenue is generated on a project-based, fee-for-service model, with professional fees for design, construction documentation, and contract administration. Project values range from approximately $385K for small renovations to $80M for major commercial fit-outs, with multi-year contract cadences typical of institutional work. The firm distributes services through direct enterprise sales, design competitions, RFPs, and longstanding client relationships, frequently operating as part of joint ventures and consortia (with Patkau Architects, Heneghan Peng, Montgomery Sisam, KPMB, Cannon Design, EllisDon, and M Moser Associates) to deliver mega-projects beyond solo capacity.

Name

Kearns Mancini Architects

Legal name

Kearns Mancini Architects Inc.

Website

https://kmai.com

Company type

Private

Founded year

1984

Operating status

Operating

Headcount range

11–50 employees

Short description

Kearns Mancini Architects is a Toronto-based architecture firm providing comprehensive design services across healthcare, education, corporate, residential, and cultural sectors, with a core specialization in Passive House methodology since 2009. The firm serves institutional, government, and corporate clients in Ontario through project-based professional fees.

Ownership category

akta.pro rank

Product category

Architectural Services

NAICS

Architectural Services (54131), Architectural Services (541310), Interior Design Services (54141), Interior Design Services (541410)

SIC

General Bldg Contractors - Nonresidential Bldgs (1540), General Bldg Contractors - Residential Bldgs (1520), Services-Engineering Services (8711)

akta.pro primary industry

Architectural Design Services (BPAHAKAA)

Keywords

• Architectural design services
• Passive House design
• Healthcare facility design
• Sustainable building design
• Institutional architecture

Headquarters

HQ city

Toronto

HQ country

Canada

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Architectural Services - Professional Fees: The firm generates revenue through professional architectural service fees for design, construction documentation, and contract administration. Projects range from small-scale renovations ($385,500 for Centennial College Cafeteria) to major institutional developments ($80M for WaterPark Place III). Revenue is project-based and fee-for-service.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Kearns Mancini Architects is a Toronto-based architecture firm providing full-lifecycle architectural design services—from feasibility and master planning through design, construction documentation, and contract administration—for institutional, healthcare, residential, commercial, and cultural building projects. The firm specializes in Passive House and LEED-certified sustainable design, healthcare campus planning, heritage restoration, and corporate interior fit-outs, with project sizes ranging from sub-$500K renovations to multi-phase developments exceeding 500,000 square feet.

Product overview

Kearns Mancini Architects is an established Canadian architectural firm offering comprehensive design services across institutional, healthcare, residential, commercial, and cultural building types. The firm's portfolio includes specialized expertise in Passive House design methodology (since 2009), healthcare facility design (including mental health campuses), large-scale student residences, corporate office interiors, museum/cultural facilities, affordable housing, and heritage restoration. Projects range from small-scale renovations to large multi-phase developments exceeding 500,000 square feet. The firm operates as a single unified practice rather than a platform-plus-modules architecture.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• Fort York Visitor Centre won 2018 Governor General's Medal in Architecture (Canada's highest architectural award)
• +4 more outcomes

Named customers15 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Eight partnerships are on record, tiered core and flagship.

• Montgomery Sisam ArchitectscoreStrategic or Co-development PartnerJoint venture partner for CAMH Phase 1A (Community Care Consortium/C3) along with KPMB Architects. Combined expertise in healthcare design and institutional architecture for the 88,000 sq ft mental health facility at $27.9M.
• KPMB ArchitectscoreStrategic or Co-development PartnerPart of the C3 consortium with Montgomery Sisam for CAMH Phase 1A. Healthcare and institutional architecture partnership.
• Patkau ArchitectsflagshipStrategic or Co-development PartnerWon National Competition in 2009 together to design Fort York Visitor Centre. The project won the 2018 Governor General's Medal in Architecture - Canada's highest architectural honor.
• Heneghan Peng ArchitectsflagshipStrategic or Co-development PartnerJoint venture for Canadian Canoe Museum (80,000 sq ft, $35M). Selected from international architects. Firm noted for expertise in large-scale cultural and institutional projects.
• EllisDoncoreStrategic or Co-development PartnerDesign-build partner for WaterPark Place III (660,000 sq ft, $80M LEED Gold fit-out). Selected from short-list of largest and most acclaimed North American firms.
• M Moser AssociatescoreStrategic or Co-development PartnerJoint venture for Bank of Montreal Yonge Street Office (21,209 sq ft). Full architectural services with prototypical project development for bank's international portfolio.
• Cannon DesigncoreStrategic or Co-development PartnerAdded to Phase 1B team for CAMH as PDC Architect for the 536,969 sq ft mental health campus redevelopment.
• Montgomery Sisam ArchitectscoreStrategic or Co-development PartnerPhase 1B continued C3 partnership with MSA and KPMB for the larger CAMH buildings including acute care, psycho-geriatric, and youth units.

Scale indicators8 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Stantec Architecture: Major Canadian-headquartered design and engineering firm with substantial architectural practice covering healthcare, education, and civic buildings. Competes in similar institutional procurement but at much greater scale and with diversified services.
• Perkins&Will: Global architecture firm with significant Canadian presence and broad institutional, healthcare, and education portfolio. Competes for similar large-scale institutional mandates but with much larger capacity and geographic reach.

Direct peers

• B+H Architects: Toronto-founded global architecture firm with healthcare, education, and commercial interior fit-out expertise. Competes for similar institutional and corporate clients at a larger international scale.
• Patkau Architects: Canadian architecture firm and KMAI's JV partner on the Governor General Medal-winning Fort York Visitor Centre. Comparable design excellence and institutional project profile.
• Montgomery Sisam Architects: Toronto architecture firm that is KMAI's direct JV partner on CAMH. Similar institutional/healthcare/civic profile with comparable scale and Toronto base.
• Diamond Schmitt Architects: Toronto architecture firm of similar size with deep institutional and civic portfolio (libraries, healthcare, cultural). Comparable Canadian focus, project scale, and design-award positioning.
• Heneghan Peng Architects: Irish/Canadian architecture firm that partnered with KMAI on the Canadian Canoe Museum. Comparable cultural/institutional design portfolio and award-winning project profile.
• Cannon Design: Large North American architecture and engineering firm added to KMAI's CAMH Phase 1B team. Major competitor in healthcare campus design with overlapping Canadian institutional clients.
• KPMB Architects: Toronto-based architecture firm with comparable institutional, healthcare, and cultural portfolio. Direct overlap on CAMH C3 consortium and similar Canadian institutional client base (universities, hospitals, government).
• DTAH (Dixon + Associates / DTAH Architects): Toronto architecture firm with comparable size and focus on cultural, civic, and heritage projects. Overlaps with KMAI on Toronto institutional and adaptive reuse work.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/kearns-mancini-architects-inc-
• Xx.com/kearnsmancini
• Facebookfacebook.com/Kearns-Mancini-Architects-341767392646307

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 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 Kearns Mancini Architects