Sheldon Catarino
OAA, AAA, AAPEI, MRAIC, NCARB, LEED AP

Principal and Director

Sheldon brings over 25 years of experience and leadership to the firm’s mixed-use development, retail, higher education, and transportation projects. He delivers projects that contribute simplicity and elegance to the built environment. His experience spans a broad range of project stages from master planning to complex built work, with a focus on adaptive reuse. To each project Sheldon brings strong critical thinking, a willingness to engage in thoughtful debate, and an enduring commitment to quality.

As Cumulus co-founder, Sheldon works with the greater leadership team to guide the evolution of the firm. Sheldon holds a Bachelor of Architecture from the Pratt Institute.  

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CN Tower, Observation Deck Revitalization, Toronto

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Polestar Showroom Yorkville, Toronto

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Avenue Road Residences, Toronto

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Ports Toronto Maintenance & Operations Facility, Toronto

Select project experience

Mixed Use
121 Avenue Road Residences, Toronto
Consilium Place Redevelopment Plan, Toronto
Kings Club Development, Toronto
3080 Yonge Street, Toronto
Rocket Condominiums, Toronto

Retail
Yorkville Village Redevelopment, Toronto
Billy Bishop Airport, Retail Locations, Toronto
Pearson International Airport, Retail Locations, Mississauga 
Polestar Showroom, Two Locations, Ontario
Rolex Boutique, Three Locations, Ontario

Performing Arts/Entertainment/Institutional
CN Tower, Observation Deck Revitalization, Toronto
University of Toronto, Student Residence Podium, Toronto
Brooklyn Academy of Music, Phased Restoration and Renovations Brooklyn, Toronto
Hofstra Theatre and Music Hall, Hempstead

Office
CAMH Krembil Centre for Neuroinformatics, Toronto
Six5 Heward Studios, Toronto
Blue Jays Collaboration Hub, Operations Offices and Media Suite, Rogers Centre, Toronto
Laneway Office Building, Toronto

Transportation / Operations
Ports Toronto, Operations & Maintenance Facility, Toronto
GTAA, 409 Lands Transit Hub Masterplan, Mississauga
GTAA, Baggage Handling Facility, Mississauga
Eastern Avenue Data Centre Study, Toronto

Paul Szaszkiewicz
OAA, AAA, AAPEI, FRAIC

Principal and Director

Paul is an experienced design team leader and skilled management expert having lead large multidisciplinary design teams on major projects while serving as Senior Principal and Director at some of Canada’s leading architectural practices. 

Paul co-founded Cumulus Architects Inc with Sheldon Catarino in 2015 where, together with the senior leadership team, he continues to nurture a culture of discovery and innovation, foster interdisciplinary collaboration amongst specialized areas of practice, and champion the imperative for sustainable design.

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The Junction Performing Arts & Cultural HUB Masterplan, Sudbury

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Kingsway Entertainment District Integrated Site Plan, Greater Sudbury

UHN Michael Lawrence Turk Rapid Assessment Centre, Toronto

University of Toronto, Lash Miller Chemistry Building Expansion, Toronto

Select Project Experience

Healthcare & Wellness
University Health Network, Diagnostic Testing Centre and Pre-Admission Clinic, Toronto
University Health Network, Toronto General Hospital, Michael Lawrence Turk Rapid Assessment Centre, Toronto
Emergency COVID Response Facilities, Ottawa, Burlington, Barrie, Mississauga, Kincardine, Oshawa
Canada Health Labs, COVID Reassurance Testing Facilities, Ottawa, Toronto
Unity Health Toronto, Providence Hospital, Long Term Care Development, Toronto
HealthPEI, Hillsborough Hospital and Mental Health Master Plan, PEI
Centre for Addictions and Mental Health, Forensic Inpatient Stage 2 Planning, Toronto
Hamilton Urban Core Community Health Centre, Hamilton
Unity Health Toronto, St. Michael’s Hospital, Cardinal Carter Wing Vertical Expansion, Toronto
Unity Health Toronto, St. Michael’s Hospital, Women’s Health Clinic, Toronto
Grand Genesis Surgical Centre, Richmond Hill
Baycrest Hospital, Apotex Centre for Geriatric Care, Toronto

Alternative Financing and Procurement (P3)
West Lincoln Memorial Hospital, Grimsby
Halton Region Consolidated Courthouse, Halton
Michael Garron Hospital Redevelopment, Toronto
St. Michael’s Hospital Redevelopment, Toronto
Quinte Consolidated Courthouse, Belleville, Belleville
St. Thomas Elgin Consolidated Courthouse, St. Thomas
Pan Am Venues – soccer, velodrome, track; Hamilton, Milton and York University
Women’s College Hospital Redevelopment, Toronto

Academic Research & Innovation
University of Toronto, Lash Miller Chemistry Building Expansion, Toronto
Sickkids Hospital, Peter Gilgan Centre for Research and Learning (LEED Gold), Toronto
McGill University, Bellini Cancer & Goodmans Research Centre (LEED Gold), Montreal
Vancouver General Hospital, Jack Bell Prostate Research Centre, Vancouver
University of British Columbia, Life Sciences Centre (LEED Gold), Vancouver
Unity Health Toronto, St. Michael’s Hospital, Li Ka Shing Knowledge Institute (LEED Gold), Toronto
Escarpment Cancer Research Institute, Juravinski Cancer Centre, Hamilton
University Health Network, Integrated Learning Centre, Toronto

Arts & Culture
Gateway Casinos & Entertainment, 10 Redevelopment Sites, Ontario
Junction Arts Hub, Library, Gallery, and Performance Centre Master Plan, City of Greater Sudbury
Ontario Science Centre Community Hub, Toronto
UOIT Regent Theatre Renovation, Oshawa
Tommy Douglas Library (LEED Gold), Burnaby
City of North Vancouver Library & Civic Plaza (LEED Gold), North Vancouver
Queens University, Agnes Etherington Arts Centre, Kingston

Transportation
VIVA York Region, Owner’s Technical Review, Vaughan, Cornwall + Pioneer Village
Ontario Ministry of Transportation, COMPASS Traffic Operations Centre, Toronto
Ontario Ministry of Transportation, Arrow Road Campus Traffic Operations Centre (Phase1) (CGBC LEED Silver), Toronto
Ontario Ministry of Transportation, Arrow Road Campus Material Engineering Research Offices (Phase 2), Toronto

Patsy Poulin, OAA, FRAIC

Principal

Patsy Poulin is recognized as one of Canada’s top healthcare architects. Patsy’s long career in healthcare design evolved from clinical design on multiple acute care hospitals across the Province and grew to include a decade as a founding Principal in her own firm, Health Strategy Architects.

Patsy has been central to major healthcare redevelopment projects across Canada. Her career includes innovative design for complex care and rehabilitation, including long-term care. AFP project delivery evolved Patsy’s role to concept and clinical design lead for multiple pursuits. With her extensive knowledge and rich portfolio, Patsy has been invited to participate in critical conversations surrounding best practice and innovation in healthcare design.

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UHN, Diagnostic Testing Centre and Pre-Admission Clinic, Toronto

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CAMH, Forensic Inpatient Stage 2 Planning, Toronto

UHN, Michael Lawrence Turk Rapid Assessment Centre, Toronto

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Joseph Brant Hospital, Pandemic Response Unit, Burlington

select project Experience

Acute Care
University Health Network, Toronto General Hospital, Diagnostic Testing Centre and Pre- Admission Clinic, Toronto
University Health Network, Toronto General Hospital, Michael Lawrence Turk Rapid Assessment Centre, Toronto
University Health Network, Princess Margaret Cancer Centre, Convergence Centre and Ambulatory Clinic Expansion, Toronto
SickKids Hospital, Modular Ambulatory Clinic Redevelopment Prototype, Toronto
University Health Network, Toronto Western Hospital, Gamma Knife Addition and Multiple Renovation Projects, Toronto
Quinte Health Care, Belleville General Hospital, Multi-Phase Birthing and Pediatrics Redevelopment, Belleville
Centre for Addictions and Mental Health, Neuroscience and Epigenetics Lab Renovations, Toronto
Quinte Health Care, Belleville General Hospital, Addition, Perioperative and Ambulatory Clinic Redevelopment,  Belleville
Quinte Health Care, Trenton Memorial Hospital, Complex Care Inpatient Unit, DI Additions & Renovations, Trenton
Atikokan General Hospital, Phase 1 Acute Care Expansion, Atikokan
Toronto East General, Hematology and Oncology Clinic and DI Redevelopment, Toronto
Beijing Toronto International Hospital, Beijing, China
Cape Breton Regional Hospital, Sydney (NS)
SickKids Hospital, Elizabeth McMaster Research Facility, Renovations, and Master Plan, Toronto
Toronto East General Hospital, K Wing Dialysis Unit, DI Expansion, Hematology and Oncology Clinics, Toronto
Cambridge Memorial Hospital, Satellite Dialysis Clinic, Cambridge
Humber River Hospital, CT and MRI Replacement, Toronto
Unity Health Toronto, St Josephs Hospital, Imaging Redevelopment, Toronto

Healthcare & Wellness
Hamilton Urban Core Community Centre, Hamilton
Huronia Transition Homes, Operation Grow Redevelopment, Midland
Parkdale Public Health Unit, Toronto
Hastings and Prince Edward Public Health Unit Development, Belleville

Complex Care / Rehabilitation/LTC
Unity Health Toronto, Providence Healthcare, Long Term Care Campus Development, Toronto
Hotel Dieu Shaver Health and Rehabilitation Centre, Rehabilitation Expansion, St. Catharines
Quinte Health Care, Belleville General Hospital, Sills Wing Complex Care and Rehabilitation Addition, Belleville
Freeport Healthcare Village, Kitchener
St. Thomas Elgin Complex Care and Rehabilitation Addition, St. Thomas
Perley and Rideau Veterans LTC Redevelopment, Ottawa
West Park LTC Development, Toronto

Stage 1 and 2 Master Planning
West Lincoln Memorial Hospital, Grimsby
Hillsborough Hospital and Mental Health Master Plan, HealthPEI
CAMH, Forensic Inpatient Stage 2 Planning, Toronto
Hotel Dieu Shaver Health and Rehabilitation Center, St. Catharines
Atikokan General Hospital, Atikokan
Campbellford Memorial, Campbellford
Quinte Health Care, Belleville General, Belleville
Quinte Health Care,Trenton Memorial, Trenton
Quinte Health Care, Prince Edward County Memorial, Picton
Brockville General Hospital, Brockville
Groves Memorial Hospital, Fergus
South Bruce Grey Health Centre, Kincardine

AFP / P3
West Lincoln Memorial Hospital, Grimsby
Michael Garron Hospital (Former TEGH), Toronto
Stanton Territorial Hospital, Yellowknife
Joseph Brant Hospital, Burlington
New Oakville Hospital, Oakville
St. Josephs Specialized Mental Health, London and St Thomas
Unity Health Toronto, St. Michael’s Hospital Acute Care Expansion, Toronto
Women’s College Hospital, Toronto

Rapid Response
Joseph Brant Hospital, Pandemic Response Unit, Burlington
Trillium Health Partners, Pandemic Response Unit, Mississauga
Royal Victoria Regional Health Centre, Pandemic Response Unit, Barrie
The Ottawa Hospital, Civic Campus, Offload Medicine Transition Unit, Ottawa
Canada Health Labs, COVID Reassurance Testing Facilities, Ottawa, Toronto

Mark Wronski
OAA, MRAIC, CAHP, LEED AP

Principal

Mark joined Cumulus in 2018 with over two decades of comprehensive experience in conservation, assessment and design of large heritage projects and the adaptive reuse of existing buildings. His expertise contributes to the inclusive design ethos at Cumulus and diversifies its capability. He seeks to unlock opportunity through analysis and assessment anchoring a nuanced approach to the mitigation of constraints, resulting in integrated and highly resolved design solutions.

As lead of our Heritage Group, Mark is committed to ensuring our cultural heritage is preserved and protected. He is passionate about opportunities for sustainability through conservation of our built heritage as well as adaptive reuse of existing buildings. As a Principal Mark, leads the mentorship of our intern architects as a crucial part of developing design excellence within our firm. 

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Toronto Courthouse FASS Revitalization

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Kingsway Integrated Site Plan

Adaptive Reuse & Renovation for Luxury Retail

St. Francis Xavier Church, Renovations

SELECT pROJECt Experience

Heritage and Conservation
Toronto Courthouse, FASS Revitalization, Toronto
St. Francis Xavier Church, Accessibility Expansion & Renovations, New Tecumseth
Whitney Block Mechanical, Window and Masonry Rehabilitation, Toronto
St. Thomas Consolidated Courthouse PDC, St. Thomas
R.C. Harris Water Treatment Plant Building Envelope Restoration Multiple Phases, Toronto
Casa Loma Exterior Restoration Phases 2 - 8, Toronto

Commercial
The Webster, Adaptive Reuse & Renovation, Toronto
Gateway Casino and Entertainment Centres, 14 Sites across Ontario
Kingsway Integrated Site Plan, Sudbury

Healthcare & Wellness
King Animal Hospital & Campus, King City
Brockville and Kingston Psychiatric Hospitals

Transportation
Ports Toronto Maintenance Facility, Toronto
USRC Interlocking Towers Cultural Heritage Evaluation Report, Toronto
Drill Hall Conservation Plan, Guelph
Chaplin Station Cultural Heritage Evaluation, Toronto
MTO 407 East Extension Heritage Assessment, Ontario

Lisa Tobin
OAA, EDAC, MRAIC

Principal

Lisa is a broadly experienced project architect with a background in the design and management of large scale complex architectural projects with a focus in healthcare. She is skilled in managing multiple stakeholders’ interests and multidisciplinary teams from master planning through design and construction. Her experience in medical planning, backed by a broad knowledge of best practice, evidence-based design, accessibility and infection control, allow her to continuously exceed client expectations.

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UHN, Diagnostic Testing Centre and Pre- Admission Clinic, Toronto

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King Animal Hospital, King City

UHN, Michael Lawrence Turk Rapid Assessment Centre

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UHN, Princess Margaret Cancer Centre, 18th Floor Renovation, Toronto

SELECT pROJECt Experience

Ambulatory
University Health Network, Toronto General Hospital, Michael Lawrence Turk Rapid Assessment Centre, Toronto
University Health Network, Toronto General Hospital, Diagnostic Testing Centre & Pre-Admission Clinic, Toronto
University Health Network, Princess Margaret Cancer Centre, Early Works, Toronto
University Health Network, Princess Margaret Cancer Centre, Convergence Centre, Toronto
University Health Network, Princess Margaret Cancer Centre, 18th Floor Renovation, Toronto
University Health Network, Toronto Western Hospital Emergency Department Renovation, Toronto

Acute Care
University Health Network, Princess Margaret Cancer Centre, Research Pharmacy, Toronto
Humber River Hospital, Chemotherapy Pharmacy Renovation, Toronto
Humber River Hospital, Sterile Processing Department Renovation, Toronto
Unity Health, SJHC, Nuclear Medicine and MRI Suite, Toronto

Animal Facilities
King Animal Hospital, King City

Rapid Response
Joseph Brant Hospital, Pandemic Response Unit, Burlington
Trillium Health Partners, Pandemic Response Unit, Mississauga
Royal Victoria Regional Health Centre, Pandemic Response Unit, Barrie
The Ottawa Hospital, Civic Campus, Offload Medicine Transition Unit, Ottawa
Canada Health Labs, COVID Reassurance Testing Facilities, Ottawa, Toronto

AFP / P3
West Lincoln Memorial Hospital Replacement
Milton District Hospital, Milton
St. Catharines Hospital and Walker Family Cancer Centre, St Catharines
Stanton Territorial Hospital, Yellowknife
St. Michael’s Hospital Redevelopment, Toronto
Ron Joyce Children’s Health Centre, Hamilton

Post Secondary
University of New Brunswick, Richard J. Currie Centre, Healthy Living Village, Fredericton
Queens University, Queen’s Centre Athletics and Recreation Centre, Kingston
York University, The Accolade Project, Toronto

Amanda Fics, B.Env.D, M.Arch

Associate Principal

Amanda joined Cumulus in 2017 and quickly became a sought-after project manager. Through a mix of complex projects, Amanda has developed her skills in amalgamating the diverse interests of stakeholders, managing client requirements, meeting aggressive schedules and coordinating comprehensive consultant teams.  From the onset of her career, Amanda has been passionate about community and user engagement in the design process - believing that each step should be influenced by those who will ultimately use the space. At Cumulus she has worked on large-scale phased developments, healthcare renovations, boutique hospitality and retail projects. 

As an Associate Principal Amanda is involved in the operations and direction of the studio.

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UHN, Princess Margaret Cancer Centre, 18th Floor Renovation, Toronto

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Junction Arts Hub - Library, Gallery, and Performance Centre, City of Greater Sudbury

University of Toronto, Lash Miller Chemistry Building Expansion, Toronto

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Kingsway Entertainment District

select project experience

Institutional
University of Toronto, Lash Miller Chemistry Building Expansion, Toronto

Entertainment / Hospitality
Junction Arts Hub, Library, Gallery, and Performance Centre Master Plan, City of Greater Sudbury
Kingsway Entertainment District, Sudbury
Gateway Entertainment Centres & Casinos, North and South Bundles, Ontario

Healthcare and Wellness
West Lincoln Memorial Hospital Replacement, AFP Pursuit, Grimsby
University Health Network, Princess Margaret Cancer Centre, Ambulatory Waiting Area, Toronto
University Health Network, Princess Margaret Cancer Centre, 18th Floor Clinic, Toronto
Unity Health Toronto, Providence Healthcare, Long Term Care Campus Development, Toronto
Canada Health Labs, COVID Reassurance Testing Facilities, Ottawa, Toronto
Unity Health Toronto, St. Joseph’s Health Centre, Blood Collection Lab, Toronto

Retail
The Webster, Adaptive Reuse, Renovation and Restoration, Toronto
Polestar Temporary Showroom, Laval
Serli & Siroan Jewelry Store, Yorkville Village, Toronto
Teatro Verde Relocation, Yorkville Village, Toronto

Kendra Spanton, M.ARCH, OAA

Associate Principal

Kendra is a distinguished leader in our Toronto studio, navigating highly complex challenges while driving success through each project. A proficient and highly adept manager, Kendra’s excellence in leadership and communication is demonstrated through her record of delivery at Cumulus across our Residential, Institutional, Commercial, and Mixed-Use sectors. She brings an unwavering design sensibility rooted in a passion for responsive placemaking and sustainability. Through strong leadership, coupled with her distinct and pragmatic vision as a designer, Kendra is building lasting impact for both our clients and studio.

As an Associate Principal Kendra contributes significantly to the operations and direction of our Toronto office.

Ports Toronto Maintenance & Operations Facility, Toronto

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Junction Arts Hub, Library, Gallery, and Performance Centre, City of Greater Sudbury

Davenport Mixed Use Development, Art Walk, and Residences, Toronto

Dymon Dufferin, Toronto

select project experience

Healthcare
Safehaven Centre for Excellence, Toronto

Mixed Use
Davenport Mixed Use Development, Art Walk, and Residences, Toronto
Dymon York Mills, Toronto
Dymon Dufferin, Toronto
Heward Master Plan Competition, Toronto

Commercial
Rolex Markham Boutique, Markham
Gateway Entertainment, London

Residential
Private Residence, Bahamas
Private Residence, Quebec
Poplar Plains Residence, Toronto
Farnham Ave. Residence I & II, Toronto
Middletown Rd. Residence, Flamborough
Mariners Haven Residence, Collingwood
Curb Appeal: The Block, HGTV
Power Broker, HGTV

Institutional & Civic
Junction Arts Hub, Library, Gallery, and Performance Centre, Greater Sudbury
Downtown Community Hub, Town of Wasaga Beach
Ports Toronto Maintenance Facility, Toronto
Green School, Bali, Indonesia