Social Impact Accounting

Specialty Accounting Services for Tax Exempt Organizations

What We Do:

Bookkeeping and expert consulting services to non-profit and tax exempt clients. Our simple flat retainer package is all inclusive, providing general ledger bookkeeping, GAAP audit support, 990 prep, payroll, budgeting, accounts payable and receivable systems, grant tracking, and general business consulting.

Who We Serve:

We work exclusively with small-to-medium sized non-profits that expend 200k+ annually, and/or need to pass third party CPA financial audit. We work primarily with 501c3 public charity, 501c4 social welfare, and 527 political organizations.

Who We Are

Jack Mesplay, EA is responsible for most of our accounting technical work, and is the primary day-to-day contact for all of our clients. He is an IRS Enrolled Agent and has an accounting degree from Portland State University. In past professional lives Jack was a primary school educator, an executive director, and a full time campground host.

Madi Goldsmith is responsible for most of our monthly accounting close processes and report creation. She has a business management degree from Portland State University and lives in Orlando, FL with her spouse and dog. Madi is pursuing an advance degree in non-profit administration to round out her ample experience in tax and admin.

Zach Olson is responsible for most of our daily bookkeeping, data processing, transaction entries, cash reconciliations, and account troubleshooting. He has an associates degree from Mount Hood Community College, and an unmatched can-do spirit. Before coming to SIA Zach's interest and professional experience was in technical theatre.

Credentialed by the IRS

Trusted and Independently Verified

Current Clients & Testimonials

"Our experience working with Social Impact Accounting has been excellent. The team has great experience in the nonprofit arena, are very attentive to their clients and focused on the details that bookkeeping requires."

Fmr Gov. Kate Brown

President at Willamette Falls Trust

"Working with SIA has been a game-changer—clear communication, on-time deliverables, and thoughtful capacity building. They're seasoned, accessible, and truly invested in helping nonprofits thrive. Highly recommend!"

Rev. Joseph Santos-Lyons

Board Officer at East County Rising, and Chief of Staff at Office of State Senator Khanh Pham

"SIA has allowed us to streamline and digitize so many of our financial and operational systems over the last five years. Their clear and consistent communication is top notch. We love working with Jack and his team!"

Briana Babbitt

Operations Associate at Foundations for a Better Oregon

"We have worked with Social Impact Accounting since we've been an organization and they always go above and beyond to meet our needs."

Angus Shumway

Executive Operations Manager at Next Up and Next Up Action Fund

"The entire team has been wonderful at answering our questions, meeting with us, providing feedback and options depending on what we need, and they are super kind people."

Diana Ramos

Organizational Wellbeing Manager at Coalición Fortaleza

"Since working with SIA, our staff's financial literacy has grown exponentially. We now have an effective system for accounting, grant management, and financial planning, and the ability to manage a multi-million dollar budget"

Cameron Coval

Executive Director at Pueblo Unido PDX

"SIA provided us with something our accounting desperately needed: professionalism. SIA understands the internal needs, accounting methods, and finance rules of nonprofits. Interactions are easy. Results are well done."

Richard Clucas

Executive Director at Western Political Science Association

For General Inquiries

📍 Service Inquiries Start Here

Email • contact@socialimpactaccounting.com

For Current Clients

Email • jack@socialimpactaccounting.com

Voicemail or Text • 503-926-6003

Schedule a Meeting (Current Clients Only)