Our Team

seme 1

Semerian Sankori

Founder/Executive Director

Semerian Sankori is a community development expert with over 12 years of experience in girl education and social empowerment. She has dedicated her career to improving the lives of girls and women in the indigenous Maasai community.

Semerian is an adept strategist and an expert in program development, organization, planning, formulation, and implementation. Her skills have been instrumental in the successful startup and scaling of numerous projects in the Maasai community.

Through her work as the founder and Executive Director of Patinaai Osim, Semerian has focused on promoting childrens’ education and social empowerment. She is committed to changing the narrative for children, youth and women in indigenous communities, and her efforts have been instrumental in helping to improve their lives. Semerian’s passion and dedication to social justice make her a remarkable leader and advocate for positive change.


Anniey (Ann) Mwangi

Operations Support/Communication

Anniey, a Moi University graduate in Tourism Management who is pursuing a career in Virtual Assistant services. Anniey has a rich background in administrative and communication and has experience in operations support for organizations.
Anniey is an enthusiastic supporter of our mission and vision and is motivated to continue supporting us as operations support. She has a passion for sustainable tourism and community development, which aligns with our goals in supporting rural communities. With her dedication and enthusiasm,  Her expertise in operations support and commitment to community development make her a vital contributor to the organization’s success.

WhatsApp Image 2021-07-26 at 12.10.42 PM

Ann Wangari


Ann is a well qualified and results oriented Finance professional and CPA with over 12 years of successful experience in examining and analyzing accounting records, financial statements and financial reports to assess accuracy and compliance with general accepted accounting principles and standards. Proven ability to identify deficiencies, formulate and implement corrective action plans to achieve compliance and mitigate risk. Creative talent for cultivating rewarding relationships with clients and staff. Dynamic learner with facility for rapidly mastering new modalities. Highly competent in MS Office and various accounting programs. She is motivated to continue her support of Patinaai Osim as we realize our mission and vision.

WhatsApp Image 2023-04-25 at 13.49.40

Agnes Muema

Field Officer

Meet Agnes, a field officer with a passion for improving education in rural indigenous communities. With a background in education, Agnes is well-equipped to support schools and educational initiatives in the field. As a field officer, Agnes works tirelessly to ensure that schools and our educational programs are operating effectively. She is dedicated to improving access to education for children in rural indigenous communities, and her efforts have helped to make a positive impact on our Education Program. Agnes is a passionate about education, and she believes that it is a fundamental human right that should be accessible to all. Her work as a field officer has allowed her to bring this passion to life by supporting schools and our educational programs in rural communities.

Board Members

Naleke Konchela Alal

Naleke Konchela Alal

Board of Director Member

Naleke Konchela Alal is a community enthusiast with over 9 years’ experience in community based organizations and Non-governmental organizations in Kenya. She has served in various projects from initiation stages to designing, monitoring and implementation and project closure while managing a team as well as capacity building programs. Naleke has been humbled to learn and share her knowledge and skills in Australia and Kenya. Naleke pursued an undergraduate in Environmental Health Bachelor of Science from Curtin University in Perth Western Australia, a Post Graduate Diploma in Project Management from Catholic University of Eastern Africa and Certification in Monitoring and Evaluation from Kenya Institute of Management. She is currently a trainee in a self-development course and is part of the movement which aims to develop a person’s mind so that they can reach their full potential. She would like to dedicate more of her time to young women and youth empowerment through mentorship, coaching and increasing their access to economic, social and cultural rights.

Sheila Byenkya

Sheila Byenkya

Board of Director Member

Sheila Byenkya is a certified project Manager (PMP). She holds a Bsc. Mechanical Engineering from Makerere University, and an MBA from Edinburgh Business School. She started her career at Hima Cement Limited where she held several technical and commercial management roles for over 13 years. She led a number of transformation projects in commercial department and was part of the leadership team as Project Leader for the capacity increase projects. In 2018, Sheila joined ZEP-RE, a pan African reinsurer with headquarters in Nairobi and is currently the Head of Transformation and Project Management. In this role, she manages the strategic planning process and tracks execution of initiatives to ensure delivery of strategic objectives.

Angela Lagat

Angela Lagat

Board of Director Member

Angela is brand & marketing communication strategist with over a decade experience building and managing brands. She has contributed to the growth and success of different multinational/multicultural brands in the private and development sectors, executing relevant strategic and targeted branded campaigns resulting in; increased awareness, stakeholder engagement and fostered bilateral partnerships. Her career path has been focused on working with organizations in Kenya and Rwanda leveraging innovative approaches to create and implement holistic solutions that influence gender equality, access to education and health, behavior change as well as overall social impact through strategic cross-sector collaborations. She has provided social marketing technical assistance to impact led start-ups and capacity building training workshops for Community Based Organizations (CBOs).

Anne Tonje

Anne Tonje

Board of Director Member

Anne is a Project Management and Community Development enthusiast with a rich background in organizational governance and humanitarian work. She has over 18 years demonstrated experience in project management, providing strategic advice that has contributed to the development and implementation of policy initiative across a range of community, industry and financial programs. She has specialized in connecting partners in regional and rural development for education, young people, tourism, reporting and governance. She is a graduate of leadership training programs. She holds a Master of Business Administration postgraduate qualification and a Bachelor of Commerce (Accounting and Business Majors).

Board member

Winnie Ng'ang'a

Board of Director Member

A development professional working in operations and program management especially in the children and youth sector in East Africa and Australia. Possess extensive experience as a leader who is able to mobilize teams to achieve goals by proper planning, creating a supportive work environment and leading in the development of appropriate systems and processes.

Patinaai Osim is a term of endearment, used by Maasai mothers preserved for their children, loosely translates to, “my little one who brings me joy”


PO Box: 70 Emali, Kenya 90121

© Copyright 2021 by Patinaai Osim