How to Prepare a Donor-Ready Budget: A Step-by-Step Guide for NGOs
A donor-ready budget doesn't begin in Excel — it begins with judgment. Seven disciplines for building proposal budgets that earn funder confidence.
Read note
Mondy Metellus
Florida, USA · 15+ years in
humanitarian finance
I help NGOs and nonprofits develop robust budgets, strengthen financial reporting, and meet donor requirements — with 15+ years of humanitarian finance experience behind every engagement.
§ 01 — About
I specialize in donor-funded projects and grant proposal budgeting, providing flexible consulting support tailored to the way nonprofits actually operate.
Over 15 years of experience in finance, accounting, budgeting, and reporting for humanitarian organizations has taught me one thing: the best financial work is invisible to the mission — it simply makes everything else possible. My role is to build the numbers that give your team confidence, satisfy your donors, and let your programs focus on the people you serve.
15+
Years in humanitarian finance
Hands-on experience with the realities of donor-funded programming — not just the spreadsheets.
100%
Remote & flexible
Project-based engagements that fit the rhythm and budget of the organizations I serve.
< 72h
Typical turnaround
Quick, confidential, and professional support — especially when a proposal deadline is looming.
§ 02 — Services
Pick one or combine a few — engagements are project-based and priced to fit the scope of your funding cycle.
Fully-costed, donor-ready budgets that pair with a compelling narrative and survive due-diligence scrutiny.
Budget vs. Actual reports, variance analysis, and clean narratives that keep program officers confident.
Mid-cycle reforecasts, cashflow projections, and scenario models when realities on the ground shift.
Roll-ups across grants, entities, and currencies so leadership sees the whole picture at a glance.
Defensible cost allocation plans and overhead recovery analysis that stand up to auditors, donors, and your own board.
Decision-ready analysis to guide program design, staffing, and funding mix before you commit.
§ 03 — Who I support
From grassroots community organizations to international networks, I adapt my approach to the complexity of your funding landscape — never the other way around.
§ 04 — Engagement
A focused sprint to unblock a deliverable — a proposal budget, a donor report, a reforecast.
Hands-on partnership through the proposal cycle: budget build, narrative, Q&A with donors.
Ongoing async support across time zones, embedded into your team's finance rhythm.
§ 05 — Why work with me
§ 06 — Journal
A donor-ready budget doesn't begin in Excel — it begins with judgment. Seven disciplines for building proposal budgets that earn funder confidence.
Read noteA strong project design can still lose donor confidence at the budget stage. Seven recurring budget mistakes NGOs make, and the disciplines that prevent them.
Read noteBudgets answer what a project will cost. Forecasts answer the harder question: how long can the organisation actually sustain itself before the next grant lands?
Read note§ 07 — Newsletter
Short, occasional dispatches on NGO budgeting, donor reporting, and lessons from the work. Once a month at most. Unsubscribe anytime.
Ready when you are
Typical reply within one business day.