Chief Executive Officer
Stephen Diamond is the Chief Executive Officer of DiamondCorp, a Toronto-based real estate development company and manager of the Whitecastle New Urban Fund 1, 2, 3 and 4. Mr. Diamond has established a reputation for creating value for investors while delivering well designed and innovative residential and mixed-use developments.
Stephen holds an LLB from Western University in 1976 and was called to the Bar in 1978. Prior to the creation of DiamondCorp, Mr. Diamond served as partner at the law firm McCarthy Tétrault where he was head of the Municipal Law and Planning Group and served on the firm’s Board of Directors.
Mr. Diamond was appointed the Chair of Waterfront Toronto in 2019, is currently the Director of Whitecastle Investments Ltd., and is actively involved in a number of community organizations. He currently sits on the Board of Directors of Sunnybrook Hospital, the Partnership to Advance Youth Employment (PAYE), Advisory Council of the Board of Trade and Jewish Federation of Toronto. Mr. Diamond has also served as Vice-Chair for the Liquor Control Board of Ontario and was Co-Chair of the 2014 United Jewish Appeal [UJA] Campaign.
Robert (“Bob”) Blazevski
President and Chief Operating Officer
As President and Chief Operating Officer, Bob oversees and manages daily operations at DiamondCorp. Bob is responsible for the creation and execution of land development strategies, acquisition activities, and is involved in key DiamondCorp land assets, helping to position DiamondCorp as an industry leader in city building.
With extensive land development experience, over the course of his career Bob has led teams in securing municipal approvals for over 60 major land development projects in the GTA, working with some of the industry’s foremost developers.
In his commitment to social and professional responsibility, Bob has served on various industry land development committees, including the Board of Trade Development Committee, Board of Directors Building and Land Development Industry (BILD), and a Board member of Urban Land Institute. Most recently Bob joined the Hold ‘Em for Life Charity as Co-Chair for 2020, a non-profit organization that has raised over $31 million to fund cancer research and other initiatives. Bob is also the co-creator of a student apprenticeship program at Ryerson University’s School of Urban and Regional Planning, to assist students in gaining workforce experience in the Development Industry.
David joined DiamondCorp in 2019 as Chief Financial Officer.
Prior to DiamondCorp, David was a member of BMO Capital Markets real estate investment banking team and has over 12 years of investment banking experience.
David has been involved with numerous financings and mergers and acquisitions for a broad range of clients. David worked on more than $30 billion of transactions and select transaction experience includes: Minto Apartment REIT’s $230 million IPO and the sale of Milestone Apartments REIT to Starwood Capital Group for $2.85 billion.
Prior to joining BMO Capital Markets, David worked at Bank of America in their investment banking team where he assisted in cross-border financings and mergers and acquisitions across a wide range of industries.
David holds an Honours Business Administration from the Richard Ivey School of Business at the University of Western Ontario and is also a CFA Charterholder
Senior Vice President Development
Laurie guides the development team through all stages of the development process from acquisitions to final approval and permits. Most recently, Laurie secured development approval for one of Toronto’s largest new communities on Celestica lands. The project will transform a 60‐acre industrial brownfield into a 5 million square foot transit-centred community.
Prior to joining DiamondCorp, Laurie was Development Director for Toronto Community Housing. She led the revitalization of outdated housing projects and negotiated development partnerships with some of Toronto’s leading developers. Laurie’s 17-year career began with Urban Strategies Inc. where she developed master plans for revitalization efforts around the world.
Laurie sits on the Trades Connect advisory board and is a founding member of the ULI Toronto’s Women’s Leadership Initiative. In 2016, Laurie was named to the Urban Land Institute’s global "40 Under 40". Laurie is honoured to be recognized by BizNow as part of Toronto’s Power Women 2019.
Director of Development
Kate is responsible for managing all aspects of the municipal approvals for over 2.5 million square feet of redevelopment in Toronto and the GTA, including large-scale, multi-phase projects, master planned communities and mixed-use high rise towers with significant city building impact. Her scope of work extends from due diligence to the various stages of municipal approvals including Zoning By-Law Amendment and Official Plan Amendment, Site Plan Approval, Subdivision and Condominium Registration as well as building permit issuance. Her expertise includes managing multiple teams of project consultants, expediting and negotiating municipal approvals with City staff, consulting with residents and ratepayer groups and negotiating municipal agreements.
Prior to joining Diamond Corp, Kate held the position of Implementation Manager at LWLP where she oversaw the retail leasing and activation of a mixed use town centre in the Caribbean. She was previously a Planner at R.E. Millward & Associates Ltd. in Toronto where she managed complex public sector projects and facilitated the development approvals process for clients. Kate is a Registered Professional Planner (RPP) and a Full Member of the Canadian Institute of Planners. Kate holds a Masters of Science in Planning from the University of Toronto and a B.A. (Hons) from Queen's University.
Director of Development
Caitlin has a diverse background in land use planning and development, and is involved in a number of residential and mixed use projects at Diamond Corp. Her work focuses on securing municipal approvals for complex, large-scale projects in the City of Toronto. Her core responsibilities include expediting and negotiating all planning approvals, including Official Plan and Zoning By-law Amendments, Site Plan Control, Minor Variance and Consents, Building Permit issuance, and Condominium Registration. Caitlin brings to the team an expertise in managing design and consultant teams, negotiating with City Staff, collaborating with resident and community groups, and liaising with key stakeholders, partners and investors.
Prior to joining Diamond Corp. in 2012, Caitlin worked in planning and development at York University Development Corporation. She holds her Master of Arts (Planning) from the University of Waterloo, where she often returns to guest lecture on housing issues, and her Bachelor of Arts (Hons.) with a double major in Geography and Sociology from the University of Western Ontario. Caitlin is currently a Candidate Member of the Ontario Professional Planning Institute (OPPI) and the Canadian Institute of Planning, working towards full membership.
Director of Development
Lauren Tollstam is a Director of Development with Diamond Corp. Lauren is responsible for over 4.4 million square feet of mixed-use and residential development within the City of Toronto. She works on all stages of the development approval process including Official Plan Amendments, Zoning-By-law Amendments, Plans of Subdivisions, Part Lot Control Exemptions, Minor Variances and Site Plan Applications. Lauren is adept at managing multiple teams of project consultants, negotiating project approvals and agreements with municipal staff and working with stakeholder groups.
Prior to joining Diamond Corp. in 2014, Lauren worked as a policy planner for the Region of Peel on the Five Year Regional Official Plan Review and on the development team at SmartCentres. Lauren’s experience focuses on land use planning, project management, mixed-use and multi-building development projects and community consultation.
Lauren holds a Post-Baccalaureate Bachelor of Urban and Regional Planning from Ryerson University and a Bachelor of Arts, majoring in Economics from Wilfrid Laurier University. Lauren is a Registered Professional Planner (RPP) with the Ontario Professional Planners Institute.
Senior Development Associate
As a Development Planner at Diamond Corp., Emily is involved with a number of residential and mixed-use projects, engaging in various planning and development tasks. Emily’s work focuses on assisting in the approvals process of development applications, monitoring municipal planning and policy initiatives throughout the GTA, and completing property research for potential site acquisitions.
Prior to joining Diamond Corp. in 2016, Emily was a project assistant with the Canadian Urban Institute, focusing on local economic development and watershed management in the Philippines. Emily holds her Master of Arts (Planning) from the University of British Columbia, and her Bachelor of Arts (Hons.) with a major in Global Development and minor in Sociology from Queen's University. Emily is currently a Candidate Member of the Ontario Professional Planning Institute (OPPI) and the Canadian Institute of Planning (CIP), working towards full membership.
Kelly joined Diamond Corp. in 2017 as a Development Planner, and is now involved in a number of residential and mixed use projects. Her scope of work includes assisting in the submission and processing of development applications, including official plan amendment, zoning by-law amendment, minor variance applications and site plan control applications as well as completing property research with respect to applicable planning framework for potential acquisitions. Kelly also monitors relevant municipal, provincial and federal policy change related to the industry to inform ongoing development projects and potential acquisitions.
Prior to joining Diamond Corp., Kelly worked for a development company in Markham, Ontario while completing her Masters in Urban and Regional Planning from Ryerson University. Kelly also holds her Bachelor of Commerce from the University of Toronto Rotman Commerce Program where she simultaneously competed on the Varsity Blues Women’s Hockey Team.
Senior Development Associate
Meghan joined Diamond Corp. in 2017 and is involved in a number of complex residential and mixed-use projects. She assists in various planning and development tasks including the preparation and processing of development applications, as well as completing property research with respect to applicable planning framework for potential acquisitions, and monitoring provincial and municipal planning and policy initiatives.
Meghan holds a Bachelor of Urban and Regional Planning with distinction from Ryerson University and a Diploma in GIS and Urban Planning with distinction from Fanshawe College.
As a Development Associate, Zach is part of a team that conducts due
diligence and reviews the acquisition of prospective sites. He is
involved in policy, market and acquisitions research, as well as
assisting in drafting all required implementation agreements for
Zach holds an undergraduate arts degree from the University of Western Ontario, in addition to a Bachelor of Commerce in Real Estate Management from Ryerson University. Prior to starting at DiamondCorp in 2018, he had experience working at a highly reputable urban planning firm in Toronto. His studies and work experience have provided him with valuable industry knowledge and research skills.
Leorah joined Diamond Corp. in 2020, and is supporting a number of complex, exciting mixed use projects. Her deep understanding of Toronto’s planning context is instrumental in moving development applications forward and assessing potential new sites.
Prior to joining Diamond Corp., Leorah worked in management consulting at Monitor Deloitte, before shifting into Deloitte's Infrastructure Advisory practice. While at Deloitte, Leorah advised public and private sector clients on strategic initiatives, with a focus on infrastructure investment trends and the impact of disruptive technology. Leorah holds a Master’s in Planning from Ryerson University and an Honours Business Administration (HBA) from the Ivey School of Business. Leorah was also a member of the first Canadian team to win the ULI Hines Student Design Competition.
Director of Acquisitions
Madison Isaacman joined Diamond Corp in 2016 as the Acquisitions Manager. She has a diverse background in commercial and residential real estate development. At Diamond Corp. Madison is responsible for identifying and reviewing prospective land acquisition opportunities, conducting extensive due diligence on prospective sites, and drafting and reviewing all required implementation agreements for purchase. In addition, she assists with pro forma analysis and market research.
Madison holds a Masters of Business Administration degree from the Rotman School of Management at the University of Toronto, where she graduated with distinction and her Bachelor of Management and Organizational Studies from the University of Western Ontario.
Ty joined Diamond Corp. in 2017 and is responsible for financial and strategic evaluation of acquisitions and active projects. With a focus on Diamond Corp.’s development joint-venture, Diamond Kilmer Developments, Ty performs pro forma analysis and is responsible for due diligence, deal structuring and negotiations, financial review, and project financing.
Prior to joining Diamond Corp., Ty worked as an investment banking analyst at TD Securities, where he advised real estate clients on public and private market transactions including mergers and acquisitions, equity and debt financing, and asset dispositions. In 2015, Ty graduated from the Ivey Business School with an Honours Business Administration (HBA).
Ornela is the Real Estate Accounting Manager at Diamond Corp. She joined the company in 2017 and is responsible for the general accounting maintenance for Whitecastle New Urban Funds. She plays a big part on the implementation and administration of financial initiatives, financial reporting, planning, budgeting and value added analysis that supports the company’s strategic objectives and shareholder relations.
Ornela has over 15 years of progressive financial and accounting experience, where she has held the position of the corporate accountant in the real estate and marketing industry. Ornela is a Chartered Professional Accountant who holds a BA from York University in Economics and became a CPA, CGA in 2010.