Our Team


Spencer Styles, C.P.A., M.P.A.
President & CEO

As President and CEO, Spencer spearheads Charter Impact’s initiatives and is responsible for the long-term growth and sustainability of the company.  In addition to internal operations oversight, Spencer guides new schools through the start-up and grant application process, directs and manages the strategic growth of existing schools, and bolsters established schools in their navigation and execution of facility financing. 

Prior to Charter Impact, Spencer was the Vice President of Finance for Alliance College-Ready Public Schools, a network of 28 free public high schools and middle schools serving over 12,000 students in low-income communities in California with historically under-performing schools. His primary areas of concentration included maintaining all accounting systems, designing and implementing the internal control framework, developing cash flow projections and forecasts for organizational growth, and providing guidance on fiscal best practices.

Before working in the charter school world, Spencer was a practitioner in public accounting for several years and has experience leading audits and reviews of privately-held companies, publicly-traded companies, governmental agencies, not-for-profit organizations and employee benefit plans. He has also provided a wide variety of technical consulting including litigation support, due diligence testing for mergers and acquisitions, internal control design and implementation, stock option valuation and Sarbanes Oxley Section 404 compliance and implementation. 

Spencer earned a Bachelor of Business Administration in Accounting with a minor in Mathematics, and a Master of Professional Accountancy degree with an emphasis in Finance, both from the University of Wisconsin-Whitewater. He is an actively licensed CPA.



Shiva Bahrami, M.B.A.
Director of Accounting Services

Shiva brings over 25 years of finance and accounting experience to Charter Impact. In her current role, she spearheads Charter Impact’s core service model, by leading all accounting and reporting related functions with a focus on team leadership and development, quality, timeliness, and process improvement.

Prior to Charter Impact, Shiva was the Director of Financial Services for California State University, Northridge which serves over 40,000 students. 

Although her priority focus was mainly to oversee accounting, payables, receivables, payroll, funds and cash management, Shiva also served as the treasurer of the board for CSUN’s real estate business and a member of BASC (Business Administration of Systems Committee), where she developed and implemented automated workflows to aid in efficiencies.

Prior to CSUN, Shiva served as the Chief Financial Officer at Parsons Federal Credit Union, overseeing assets of over $250M.

During her almost five-year tenure there, she helped the credit union increase their annual investment income by $1M by adding new investment instruments and increased the credit union’s loan portfolio by 9%.  While there, she was also the chairman of both ALCO (Asset and Liability Committee), and the Pricing Committee.

For the past six years, Shiva has been personally involved with charter world, as her two young children attend a local charter school.  She is a passionate supporter of the charter concept and its potential to make a positive difference in the lives and outcomes of students, and she is proud to vigorously support her school and charter community.

Shiva earned a Bachelor of Science in Accounting from DeVry University and a Master of Business Administration with an emphasis in Finance from Keller Graduate School in Long Beach, CA.



Samantha Berman  
Director of Operations

Sam brings a strong background in business management, charter schools, staff development and marketing and communications. She is responsible for supporting Charter Impact’s team and service offerings to facilitate smart, thoughtful growth and sustainable, long-term success.

She works to develop a strategic perspective — based on both client and staff needs — in organizational direction and decision-making to ensure the overall health and vitality of the firm.

Prior to Charter Impact, Sam was the Director of Ladybug Music, an L.A.-based arts education program bringing a diverse and interactive music curriculum to families with young children. While there, she managed day-to-day operations and marketing, and was responsible for fostering growth strategies with business-to-business and business-to-consumer relationships.

Prior to Ladybug, Sam spent several years in Marketing and Development at EdTec, another social enterprise committed to improving public education through the support of charter schools. She was primarily responsible for expanding the organization’s impact through increased and enhanced visibility to new and existing schools. Before that, she worked for a handful of raucous years in entertainment production, making commercials and independent films.    

Sam is devoted to smart, imaginative organizations that foster opportunities for learning, joy and wonder. She has a passion in education that is partly due to her own inspiring school background and partly due to now raising two young kids of her own. Sam has volunteered her time and service on both the School Site Council and in the classroom at her daughter’s public elementary school.

Sam earned Bachelor of Arts degrees in Political Science and Journalism/Communications from the University of Oregon. 



Vireak Chheng  
Director of Data and Technology

Vireak brings 15 years of charter-specific data and tech experience to Charter Impact. In his current role, he oversees attendance, CALPADS, information technology and student data services.

Vireak began his career with charter schools in 2002 at Camino Nuevo Charter Academy (CNCA), a community of high-performing public schools serving students in historically underserved neighborhoods of Central Los Angeles. Vireak spent 5 years working as a Data Systems Administrator and Information Technology (IT) Coordinator.

After his time at CNCA, Vireak joined the Alliance College-Ready Public Schools. The Alliance is currently the largest charter school network in Los Angeles, and larger than 75% of all school districts in California. During his 10 years at Alliance, he served multiple roles in which he oversaw technical design, data collection, reporting, and analysis functions for the organization. 

In his most recent role, as Senior Vice President of Technology, he was responsible for developing strategic priorities and operating plans for IT, Student Information Systems (SIS) and Research, Assessment and Data teams.

As the accountability landscape becomes more demanding, charter schools must demonstrate their student information and achievement in more sophisticated ways. A key part of Vireak’s work with Charter Impact is focused on guiding clients to make data-informed decisions to impact and highlight the success of their schools and students. Vireak is passionate about ensuring that all students have an opportunity to experience high-quality education and is thrilled to use his expertise to continue serving the charter community.

Vireak earned a Bachelor of Science in Computer Engineering from California State University, Northridge. 


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Geetha Huma  
Director of Client Finance

Geetha brings over 20 years of financial industry experience in accounting, financial reporting, regulatory reporting, auditing, SOX compliance and treasury oversight to Charter Impact. Geetha's prior experience includes Big 4 public accounting serving several large technology clients in the Silicon Valley, including Hewlett Packard and Oracle.

After moving from the San Francisco Bay Area to Los Angeles in 2001, Geetha worked in the banking industry as First Vice President of Accounting at Countrywide Bank overseeing general accounting and regulatory reporting for nearly 10 years. More recently, she worked in the mortgage industry in several senior-level positions including Corporate Controller, Reporting Director and Treasury Liaison overseeing loan accounting operations, general accounting, financial reporting and warehouse banking activity. She also consulted for several years on special projects involving accounting process improvement and aiding in all financial aspects of company wind-down.

In addition to her accounting experience, Geetha has an extensive technology background working with IT systems and workflow databases. Over the course of her career, Geetha has designed and implemented several organization-wide systems for both national and international users resulting in more efficient processes and contributing towards a largely paperless environment for her organization.

Geetha also possesses a strong passion for giving back and serving her local community. By providing charter schools with financial expertise and oversight, she helps grant school administrators the freedom to focus on their more essential, primary task of educating students.

Geetha earned a Bachelor or Business Administration in Accounting and a Bachelor of Business Administration in Computer Information Systems from Idaho State University. She is an actively licensed CPA.  


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Tyler Myers
Director of Client Finance

Tyler comes to Charter Impact with a strong background in non-profit organizations, start-up environments, project management, budgeting, forecasting and process development. 

Prior to joining Charter Impact, Tyler was the Finance Manager for a Vorwerk and Co. U.S. division start-up where he was instrumental in helping to grow the company from 5 employees to over 50.  He led the charge in creating a fully operational Finance and Accounting department by hiring and training staff, implementing new scalable processes and systems and developing the company’s budgeting and forecasting model. Additionally, he led numerous successful projects there, including a global ERP implementation involving members from Singapore, Germany, and the United States. 

Before Tyler was a Finance Manager, he worked for a local Los Angeles non-profit Community Development Corporation (CDC), helping fund small businesses in the metropolitan area in order to create new jobs and give back to the community. 

During his time with the CDC, he trained numerous staff, developed and improved both internal and external reporting, managed several of the company’s annual audits and ensured the accuracy and timeliness of government grant billings. 

Tyler has a strong passion for public education that was strongly influenced by the education-focused environment of his childhood; his mother was a teacher and principal administrator for 34 years.  During his college years, Tyler volunteered his time as a mentor, helping students in grade school classes.  

Tyler graduated with a Bachelor of Science degree in Accounting with a minor in Philosophy and a Master of Accountancy degree, both from Southern Illinois University Carbondale, home of the Salukis.



Maylen Naranjo, M.B.A.
Director of Business
Support Services

Maylen is responsible for the oversight and management of the Payroll and Accounts Payable teams at Charter Impact. She has been working with charter schools in several capacities for over a decade. In 2007, she joined the charter world as a payroll administrator at Partnerships to Uplift Communities (PUC), a non-profit charter school organization consisting of 16 schools serving the Northeast San Fernando Valley and Northeast Los Angeles. While there, she advanced to become the manager of PUC’s Accounting department.

After her time at PUC, Maylen joined the team at a financial management services provider specializing in charter schools, where she played a leading role in managing both client services and personnel.

She continues that work at Charter Impact today, where she oversees and implements efficient operational systems, processes and policies in support of our growing company’s mission and our expanding team. She is passionate about providing excellent service and personalized support to the great organizations we serve, and is confident that the work we do helps these schools offer the best possible education to underserved students.

Maylen earned a Bachelor of Science in Accounting and a Master of Business Administration from the University of Phoenix.



Theresa Thompson, C.P.A.
Director of Client Finance

Theresa comes to Charter Impact with a strong background in non-profit organizations, public accounting firms, higher education institutions, and audit services. She previously worked in the Office of the President at the University of Hartford, under the direction of the VP of Finance and Controller. While there, Theresa was responsible for daily accounting functions of the University, providing support and guidance on NCAA and A-133 audits, researching special federal tax issues and preparing all University tax returns and reports, and developing and presenting financial statements.

Prior to the University of Hartford, Theresa was a Senior Accountant at the Annie E. Casey Foundation in Baltimore, where she co-managed the Foundation’s annual grant disbursement budget of approximately $186M and performed risk management oversight of the Foundation’s insurance budget. Before that, she was an Accounting Supervisor at the national headquarters of the Cystic Fibrosis Foundation in Bethesda, MD.

In that role, Theresa managed grant accounts, maintained the donation database, prepared monthly reconciling schedules and audit schedules, and supervised on a wide range of accounting tasks related to reconciliations and customer service in the Cash Receipts Department. 

Before pursuing accounting roles in philanthropic foundations, Theresa was also a Staff and Senior Auditor for over 5 years at two Maryland-based audit firms. Her varied experience gives her the background and compassion needed to understand and identify with the challenges facing mission-driven individuals and organizations. 

Theresa earned a Bachelor of Science in Accounting from Le Moyne College in Syracuse, New York. 



James Weber, C.P.A.
Director of Client Finance

Jim comes to Charter Impact with a strong background in education, public accounting, and audit services. He brings extensive charter-specific experience in financial accounting, analysis and management, most notably from his recent role as Assistant Controller at Rocketship Education, a multi-state non-profit charter management organization. 

During his six-year tenure at Rocketship, Jim was responsible for the preparation and presentation of financial statements and packages for the organization and related real estate entity during growth from 5 schools in the Bay Area (2011–12) to 18 schools in four states (2017–18), exceeding $100 million in revenue. In that role, he also provided accounting management for federal, state and private grants; managed year-end and month-end close and annual audits, and prepared continuing disclosure reports for Rocketship’s Obligated Group bond financed facilities.

Prior to Rocketship, Jim spent several years in public accounting with Plante Moran in Ann Arbor, MI, where he prepared audit documentation, tests of internal controls, financial statements and related disclosures, and reviewed and prepared federal, multi-state and local returns for various business entities. Additionally, he has over a decade of experience as a GL and Staff Accountant with private agricultural firms in California’s Central Valley.

Jim earned a Bachelor of Arts in Economics from U.C. Santa Cruz and a Master of Science in Accounting from Eastern Michigan University. He is an actively licensed CPA.



Evelyne Yvard
Director of Client Finance

Evelyne brings over 20 years of experience as a Financial Controller working in the banking, investment and automotive industries, for both small start-ups and larger established organizations. She brings a wealth of experience in building and managing Accounting/Finance and HR/Payroll departments and has helped manage several growing firms with $2-5B in assets.

Prior to joining Charter Impact, Evelyne was instrumental in the acquisition process of a young local auto auction company by Xlerate, a national auction group. She developed budgets and implemented new processes and systems to bring greater efficiency and clarity to the organization and was subsequently appointed as the Regional Controller for the group’s statewide California auctions.

Before that, Evelyne was the Controller for a non-profit Community Credit Union, where she headed Finance, Accounting for Commercial Lending, and Regulatory Reporting.

Earlier in her career, she was a Vice-President and Assistant Controller at Countrywide Bank where she led monthly closes and implemented various controls to ensure integrity of consolidated financial statements. While there, she was also responsible for the Bank’s Low-Income Housing investments, benefiting communities throughout the US. Her professional experience began in the administration of a start-up investment bank, owned by La GMF, one of the largest French insurance groups in Paris, France.

Evelyne and her family highly value public education. Her husband was a teacher for ten years, and when her children were small, Evelyne volunteered her expertise by performing annual financial audits of their preschool.

Evelyne graduated with a Business and Administration degree from Maurice Ravel College, and a Finance and Banking degree from CFPB-Ecole Supérieure de La Banque, in Paris, France. Upon coming to the United States, Evelyne attended UCLA where she studied accounting.