Who We Are

Aaron Angstrom | Founder & CEO

As an elder in the Presbyterian Church in America, Aaron understands the unique challenges churches and ministries face and has partnered with dozens across the country to strengthen their stewardship and strategy. He believes that business relationships are built on trust—earned through setting clear expectations and consistently exceeding them. With a passion for bringing clarity in complex situations, Aaron helps clients focus on advancing their mission while Trellis provides the expertise and support they need. His approach combines deep financial insight with a heart for ministry, ensuring that organizations thrive both operationally and missionaly.

We Value

Stewardship

We view financial resources as a sacred trust, helping your church manage them wisely to sustain ministry and create lasting impact.

Clarity

The right data at the right time provided with clarity and consistency helps you make the right decisions to lead your ministry.

Trust

We are committed to building lasting relationships rooted in honesty, reliability, and a genuine care for your church’s mission.

Expectations

We set clear, realistic, and actionable goals so you always know what to expect from us and what we expect from you.

We provide more than outsourced financial

services - we are a partner in your mission.