Null Advisory

Engineering advisory for architecture, infrastructure and vendor decisions

You need perspective before you commit.

Null Advisory is NullorNaN's engineering advisory service for architecture, infrastructure, cloud and vendor decisions. Start with a 30-minute session from $125, or buy a 4-hour advisory block for a technical review or second opinion. Bring the design, the plan or the vendor's technical terms.

Book a free 30-minute call with our founder See pricing Starting at $125

Null Advisory Blocks

Bring an architecture, a design, a technical proposal or a vendor's technical terms. We review it, write up what we found and what we would do, and walk you through it. Delivered personally by Matthew McGowan, our founder. 1 block (4 hours): $700 2 blocks (8 hours): $1,400 Advisory block rate: $175 an hour, for the bounded engineering work below only. Covers: Second opinions on an architecture, a system design or a technical proposal; Code, infrastructure and cloud configuration reviews; Technical vendor and tool reviews, including the technical terms of a contract; Technical documentation, runbook and security policy review; Similar light, bounded engineering work, agreed before we start. Book a day plan instead for hands-on engineering (/null-engineer/), ongoing leadership (/services/nullcxo/), incident response, or compliance programs. See day plans at /#pricing. Written findings within 2 business days of receiving your materials, per block. Advisory Blocks are bought on their own, separate from day plans, and their hours never count toward plan days or tiers. Unused block hours expire 45 days after purchase. Card through Stripe for add-ons and advisory blocks up to $1,000 (1 block, $700). Above $1,000 (for example 2 blocks, $1,400), payment is by ACH or wire.

Focused sessions, clear scope

Advisory engagements are scoped as guidance and planning. If you need ongoing leadership or hands-on work after a session, NullCXO or Null Engineer picks up where advisory leaves off.

Book a free 30-minute call with our founder

NullorNaN Systems, LLC is a U.S.-registered consulting firm based in Metro Atlanta. Matthew McGowan has done fractional CTO work since 2021, and the firm formed as an LLC in 2026. US-focused, serving clients globally, on U.S. Eastern Time.