We are a dedicated group of curious and visionary people with diverse experience working across the nonprofit sector. Our work is our calling –
we want to do our part to make the world a better place; and for decades,
we have been able to do just that through the power of philanthropy.
NGA views impossibilities as opportunities, and we provide the expertise, tools, and resources for your organization to develop habits for long-term viability and sustainability.
NGA values community partnerships and strives to make our services affordable to all
nonprofit organizations. We offer flexible payment structures, including monthly retainer or project-based contracts, as well as daily rates of service to best suit your organization’s needs.
Once we understand your goals and challenges, we will propose a service package tailored to your organization’s needs and budget range.
We’re truth-tellers and keep it real with our clients. Your success is our success, and we draw on a seasoned perspective to both see and create the future of social impact.
We never work for commission
and makes no exceptions to that rule.
With nearly two decades of experience as a trailblazer and successful leader in the Los Angeles nonprofit sector, Melissa Tillman is the Founder and CEO of Nonprofit Growth Advisors, a consulting firm dedicated to expanding organizational strategy, creative and diverse fund development, and providing interim and transitional leadership.
She has built a reputation for building robust teams, expanding Board leadership, turning around organizations with operating deficits, and establishing viable fundraising strategies that lead to long-term sustainability. Melissa is a relentless social justice advocate for vulnerable populations with extensive experience in education, foster care, and homeless services at organizations of all sizes. She holds an MBA in Nonprofit Management and received awards for academic achievement and leadership, as well as a bachelor’s degree in Sociology with a minor in Communications and she is a graduate of the Interim Executive Academy.
Our trusted growth advisors are nonprofit professionals with diverse backgrounds and an array of experience across the sector. If your organization will be working with an Advisor other than NGA’s Founder, you will be provided a full bio for any additional Advisor(s).
Som Puangladda has spent more than fifteen years working with leading tech companies from Silicon Valley to New York City and Silicon Beach. Today, she is an award-winning global marketer, consulting for marketing and revenue growth at various tech startups and non-profit organizations, and currently splits time between Los Angeles, CA, and Bangkok, Thailand. Prior to being a full-time consultant, Puangladda’s B2B marketing career included roles as Head of Marketing at GumGum, an adtech platform; and VP of Global Demand Generation for the programmatic marketing company, Rubicon Project. She also was the first marketing lead at pioneering web video startup, JW Player and has appeared on several podcasts, and received a B2B Innovator award in 2018, and a Leadership Honorable Mention in 2019 for the Data-Driven CMO Award. She holds a degree in Business and Marketing from Assumption University and has spoken at over a dozen conferences, including SXSW, Forrester's SiriusDecisions, B2BMX, and the TOPO Summit.
Maggie Weisberg has spent nearly 20 years working in the nonprofit sector, most recently serving as the Senior Executive Director of the Greater Los Angeles & Orange County Chapter of the Crohn’s & Colitis Foundation. Maggie has also previously held executive positions at the American Lung Association, Hadassah, the Leukemia & Lymphoma Society, and American Jewish University.
Her specialties include executive leadership, organizational efficiency, staff development and training, cross-functional operations, financial planning, strategic planning, project, program, board, and volunteer management. Maggie is a solutions-based nonprofit leader and advisor with extensive presentation and training experience; training, coaching, and conflict resolution skills, and she has a genuine interest and proven track record for helping people and programs reach their full potential.
Past and present experience includes executive, managerial, consulting, and board positions at: