John Staneko
President & CEO
Corey Lee
VP of Project Development
Malcolm Dassin
Business Development Manager
Sarah Imparato
Director of Sales Operations
Nuwan De Silva
Finance Manager
Anastasiia Chelepis
Sales and Project CoordinatorBio Information
John Staneko
President & CEO
John got his start in the renewable energy space in 2009 during the launch of Ontario’s Feed-in-Tariff Program. In 2012, he co-founded Green Integrations to combine his passion for renewable energy with his desire to build a career in a field that ultimately makes the world a better place. With over 15 years in commercial and industrial energy efficiency, construction, project management, and operations, John’s extensive experience is a cornerstone of our team. He has had the opportunity to work on a wide range of energy projects with some of the world’s largest organizations, structuring energy efficiency strategies that drive long-term value for clients. He has been central in formulating the mission, vision, and client-focused ethos of the organization. John is deeply committed to doing what is best for our clients and building an organization that clients can trust to streamline their energy retrofit requirements over the long term. This commitment to client satisfaction is at the heart of our organization and drives every decision we make.
Bio Information
Corey Lee
VP of Project Development
Corey, our VP of Project Development, combines over 15 years of expertise in project design, feasibility, site assessment, regulatory approvals, procurement, construction, and commissioning. Known for his exceptional problem-solving skills and ability to lead teams through complex scenarios, he has successfully managed over 350 projects, contributing significantly to our company’s client-focused reputation. His experience spans a variety of technologies across multiple industries, making him a vital asset to our team. Beyond his professional prowess, Corey is also an accomplished black belt in Judo and a national Canadian champion, bringing the same discipline and focus to his role in project development.
Bio Information
Malcolm Dassin
Business Development Manager
As our Business Development Manager, Malcolm is truly a people person who brings over 15 years of sales and business development experience to the team. Most of his career has been dedicated to delivering energy efficiency and renewable energy solutions to commercial and residential clients across Canada. He has originated hundreds of energy efficiency projects and has a deep understanding of the energy market, utility programs, energy efficiency measures, and renewable energy technology. Malcolm is known to go above and beyond to ensure clients truly understand their options and the unique value each one brings. Outside of the office, Malcolm is a professional actor, who’s got a serious passion for coffee, sourdough bread, and makes a mean pizza!
Bio Information
Sarah Imparato
Director of Sales Operations
Sarah Imparato has been with Green Integrations since 2018, bringing extensive experience in business management, development, and marketing. Transitioning from a 3D designer to an effective team leader, she excels in building systems, processes, and optimizing operations. At Green Integrations, Sarah merges her passion for data, communication, and marketing with her commitment to cleantech and renewable energy. Known for her detail-oriented approach and organizational expertise, she is a driving force behind our operational efficiency. Outside work, she is passionate about fitness, a vegan lifestyle, and outdoor sports, with a hidden talent for dad jokes.
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Nuwan De Silva
Finance Manager
Nuwan De Silva serves as our Finance Manager, bringing a wealth of expertise in finance with credentials including CFA, CIMA, and a degree in International Business from La Trobe University. His experience in the renewable energy sector includes significantly expanding a hydro business and working on various international solar projects. His prior experience in a VC fund adds depth to his financial insights. Nuwan is passionate about developing sustainable business models and has a keen interest in carbon credit markets. Outside the office, he enjoys surfing, camping, and golf, and uniquely owns a small ice cream parlour by the beach, reflecting his love for surfing and community.
Bio Information
Anastasiia Chelepis
Sales and Project Coordinator
Anastasiia Chelepis has been part of the Green Integrations team since 2023, where she supports both the sales and project management teams to ensure client proposals and installations move forward seamlessly. With a structured, detail-oriented mindset and a strong grasp of technical documentation, she plays a key role in coordinating project deliverables, managing client communication, and aligning internal teams on timelines and execution. Anastasiia thrives in fast-paced environments, balancing multiple priorities while maintaining a high standard of precision and organization. Outside of work, she enjoys swimming, reading, painting, and spending time outdoors—bringing the same creativity and discipline to her hobbies as she does to her role.
