PCG Resource Library

In-depth guides for operations leaders running businesses on systems older than the people who maintain them. Written by Allison Woolbert, principal of Phoenix Consultants Group since 1995.

36 articles  ·  Last updated: Jun 2026

Executive Guides

9 articles

Decision-level guides for CEOs, CFOs, and operations leaders on the architectural problems that drive cost and risk in growing businesses. Each guide explains a specific symptom, traces the root cause, and outlines the structural fix.

Custom Software Development

5 articles

When custom development is the right answer, what it costs, how long it takes, and how to scope the project before signing a contract. For founders and operations leaders evaluating build vs buy decisions.

Legacy Software Rescue & Migration

14 articles

Practical paths off Visual FoxPro, Visual Basic 6, Microsoft Access, FileMaker, and other discontinued or aging platforms. Includes emergency rescue when the original developer is gone, when the source code is lost, or when the system is breaking under load.

ERP Migration

2 articles

Replacing a business-critical ERP without stopping operations. When to move off Sage, Great Plains, or Peachtree, and how parallel-run migration keeps both environments live until the new system is validated.

AI Integration & Business AI Resilience

2 articles

Connecting business systems directly to AI, and building a continuity plan for when cloud AI providers fail. The Business AI Backup Plan series continues by email after Part 1.

Environmental & Field Data

3 articles

Custom software for environmental consultants, EHS directors, and regulatory compliance teams running field operations. When Excel and paper-based workflows stop meeting audit expectations.

Data Architecture & Integration

1 article

Connecting systems that were not designed to talk: middleware, data movement, and integration architecture for businesses running parallel systems that need to share data without manual exports.

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About the Author

Allison Woolbert

CEO and Senior Systems Architect, Phoenix Consultants Group

Allison Woolbert is the principal of Phoenix Consultants Group, the custom software consultancy founded in 1995. PCG has run legacy migration projects across Microsoft Access, Visual FoxPro, Paradox, VB6, and other discontinued platforms for industrial, manufacturing, and environmental services clients since the late 1990s. Allison leads PCG's discovery and architecture practice.