LifeStream Executive and Leadership Team

June, 2026

Leadership Overview

LifeStream has 6 executives leading key functions including strategy, operations, finance, and marketing.

Driven by a commitment to client empowerment, LifeStream is dedicated to fostering independence and fulfilling dreams for individuals with disabilities through comprehensive support services and impactful training programs.

Leadership Roles at LifeStream

  • Chief Executive Officer - Aleksander Kiselevich
  • Chief Executive Officer & Co-Founder - Alexander Kiselevitch
  • Founder & Chief Executive Officer - Pratyush Hazarika
  • Chief Financial Officer - Nikita Pykhov
  • Co-founder & Chief Operating Officer - Mourning Joy
  • Chief Marketing Officer - Kirill Vasilenko
  • Aleksander Kiselevich - Chief Executive Officer

    Aleksander Kiselevich, the Chief Executive Officer at LifeStream, directs the overarching strategy and vision for the organization's comprehensive services. Overseeing community residences, day support programs, and supported employment initiatives, Kiselevich ensures alignment with LifeStream's mission to empower clients. This leadership role involves fostering an environment where individuals with disabilities can develop their potential and achieve independence. By driving strategic partnerships and resource allocation, Aleksander Kiselevich directly impacts the organization's capacity to serve a diverse client base across Massachusetts. The Chief Executive Officer's focus remains on expanding reach and enhancing the quality of support provided, solidifying LifeStream's market position in specialized care.

    Alexander Kiselevitch - Chief Executive Officer & Co-Founder

    Alexander Kiselevitch, the Chief Executive Officer & Co-Founder at LifeStream, shapes the foundational principles and long-term direction of the organization. As a key architect of LifeStream's mission, Kiselevitch guides the strategic development of services designed to empower individuals with disabilities. This involves ensuring the organization's offerings, including community residences and supported employment, consistently promote client independence and dream fulfillment. Alexander Kiselevitch's role extends to fostering a culture of innovation and impact, crucial for addressing the evolving needs of the community served. The Chief Executive Officer & Co-Founder's strategic oversight ensures LifeStream remains a leader in providing specialized support and opportunities.

    Pratyush Hazarika - Founder & Chief Executive Officer

    Pratyush Hazarika, the Founder & Chief Executive Officer at LifeStream, establishes the core values and strategic imperatives that define the organization's operations. Hazarika's leadership drives the expansion of services, including day support and supported employment, aimed at maximizing client potential and independence. This executive function involves cultivating relationships with stakeholders and ensuring the effective allocation of resources to meet diverse client needs. Pratyush Hazarika's vision guides the continuous improvement of training programs and job opportunities, reinforcing LifeStream's commitment to making a significant difference. The Founder & Chief Executive Officer's strategic direction ensures sustained growth and impact within the disability services sector.

    Nikita Pykhov - Chief Financial Officer

    Nikita Pykhov, the Chief Financial Officer at LifeStream, manages the organization's financial health and strategic resource allocation. Pykhov oversees all fiscal operations, including budgeting, financial planning, and reporting, ensuring the sustainability of LifeStream's diverse service offerings. This critical role involves optimizing financial performance to support the expansion of community residences, day support programs, and supported employment initiatives. Nikita Pykhov's expertise ensures compliance with financial regulations and drives efficiency across all departments. The Chief Financial Officer's diligent management of financial assets directly enables LifeStream to continue empowering clients and fostering independence across its service areas.
    Nikita Pykhov

    Mourning Joy - Co-founder & Chief Operating Officer

    Mourning Joy, the Co-founder & Chief Operating Officer at LifeStream, oversees the day-to-day operational execution of the organization's extensive service portfolio. Joy directs the implementation of community residences, day support programs, and supported employment services, ensuring seamless delivery and adherence to quality standards. This leadership position involves optimizing operational workflows to maximize client outcomes and foster independence. Mourning Joy's focus on efficiency and effectiveness directly supports LifeStream's commitment to empowering individuals and helping them achieve their dreams. The Co-founder & Chief Operating Officer's strategic oversight ensures that all operational aspects align with the company's core mission and growth objectives.

    Kirill Vasilenko - Chief Marketing Officer

    Kirill Vasilenko, the Chief Marketing Officer at LifeStream, develops and executes comprehensive strategies to enhance the organization's visibility and impact. Vasilenko directs all marketing and communications efforts, focusing on promoting LifeStream's mission to empower individuals with disabilities and foster independence. This role involves crafting compelling narratives around community residences, day support, and supported employment services to attract clients, partners, and talent. Kirill Vasilenko's initiatives aim to broaden awareness of the training programs and job opportunities available, encouraging community engagement. The Chief Marketing Officer's strategic outreach ensures LifeStream effectively communicates its value proposition and reaches those in need of specialized support.

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    Frequently Asked Questions Regarding LifeStream Top Executives and Leadership Team

    Who leads LifeStream?
    LifeStream is led by Aleksander Kiselevich (Chief Executive Officer), along with executives such as Alexander Kiselevitch (Chief Executive Officer & Co-Founder) and Pratyush Hazarika (Founder & Chief Executive Officer).
    Who is part of LifeStream’s executive team?
    The executive team of LifeStream includes leaders such as Aleksander Kiselevich (Chief Executive Officer), Alexander Kiselevitch (Chief Executive Officer & Co-Founder), Pratyush Hazarika (Founder & Chief Executive Officer) and other senior executives.
    How many executives does LifeStream have?
    LifeStream has 6 executives leading key business areas.
    What roles are included in LifeStream’s leadership team?
    The leadership team of LifeStream includes roles such as Chief Executive Officer, Chief Executive Officer & Co-Founder, Founder & Chief Executive Officer, Chief Financial Officer, Co-founder & Chief Operating Officer.