"We consider Grassi a valued partner, and they are much more like a member of our own team than an external services provider, working very closely with us and providing a great value to our team."

"The team at Grassi excels not only in technical expertise but also in collaboration. They have taken the time to understand our organization, working seamlessly with staff at all levels, and providing constructive insights that strengthen our financial processes. Their high-quality work has earned the respect of our team and our Board."

"What we like best about working with Grassi is how genuinely collaborative your team is. You bring a level of professionalism and technical expertise we truly rely on, but you pair it with an approach that feels supportive rather than transactional. Your team is responsive. It always feels like you’re invested in helping us operate at our best, not just completing an audit."

"Professional staff - and easy to talk to. Made Board and Finance team feel comfortable that Grassi was 'part of the team'"

"Grassi, especially David Rottkamp, is very knowledgeable about the nonprofit I/DD industry with extensive experience with OPWDD and SED rate methodologies and requirements."

"Evan always responds quickly to my questions and makes everything crystal clear"

"Responsive and solutions oriented"

"I like working with Rico D’Amelio. He's a top-notch tax guy and very knowledgeable."

"Rico is a star"

"Adam Ross and Ryan Renfroe were extremely helpful and spoke with us always to understand what we were doing"