Tax resolution software · Manifesto

Why RESO exists.

Tax resolution firms don’t have a knowledge problem. They have a consistency problem.

RESO exists to turn expertise into repeatable methodology.

The problem

Why tax resolution firms keep reinventing every case

Tax resolution is expert work — but most firms still run it as heroic individual effort. Strategy depends on who opened the file. Deliverables get rebuilt. Knowledge walks out the door when staff changes.

  • Operators vary
  • Strategy varies
  • Documentation varies
  • Deliverables vary
  • Fee defense varies

What happens when your best employee quits?

Traditional firm

  • ×Methodology lives in their head
  • ×Deliverables rebuilt from scratch
  • ×New hire reinvents every case
  • ×Fee disputes with no evidence trail
  • ×Months to recover throughput

RESO-powered firm

  • Methodology preserved in every case
  • Work product ready for the next operator
  • Same standard from day one
  • Verification record defends fees
  • Firm remembers and learns

Founder

Joseph Lancaster

Founder & CEO · 15+ years in the tax industry · 15 years in big tech

Joseph has spent more than fifteen years in the tax industry and fifteen years in big tech — including Dell, Inc. — a career built on computer science, business systems, systems integration, and data science. He has watched the same case be worked brilliantly by one operator and carelessly by the next, inside the same firm, with the same information available to both.

He studied data science and startups at Stanford, and RESO is the outcome of his capstone project there: take the way the best resolution cases are actually worked — IRS evidence first, financial reality second, the client’s story layered on top — and build it into software an entire firm can run on, so the standard stops depending on who opens the file.

He builds solutions to real problems, not pure revenue plays. RESO is engineered accordingly — deterministic engines instead of AI theater, evidence instead of claims, and a case record the firm, not the vendor, owns — and it is pressure-tested by the practitioners it serves: attorneys, enrolled agents, CPAs, and tax preparers working live cases.

What we believe

Your clients deserve your firm’s methodology, not your employees’ memory.

RESO.tax helps tax resolution firms turn expertise into repeatable methodology, preserve it inside every case, and deliver the same high standard of work no matter who is handling the engagement.

Your firm remembers every case.

And every completed case makes your firm better.

Your firm should improve every time you finish a case, not start over every time you open one.

Why RESO exists

Why RESO exists

RESO.tax doesn’t help firms read transcripts. It helps firms build a repeatable, defensible tax resolution practice.

RESO.tax is the operating system that runs a tax resolution firm — from the first client conversation to the final defensible work product and retention record.

What RESO is not

  • Not a CRM
  • Not a transcript reader
  • Not an AI chat wrapper
  • Not shame-based selling
  • Not legal or tax advice

Six months later

How is my firm different six months after adopting RESO.tax?

Your firm remembers every case. And every completed case makes your firm better. A more repeatable practice is a more profitable practice.

Company

Company

Verified, Inc.

Headquarters

Burbank, California

Product

RESO.tax — tax resolution practice infrastructure

Founded by

Joseph Lancaster

Questions, press, or enterprise conversations: contact us.

Your clients deserve your firm’s methodology, not your employees’ memory.

See how a resolution engagement flows on one case record