Author
William Galvin
CTO, Giga Green · Founder, Green Desert IT
William is the CTO of Giga Green (giga-green.com) and founded Green Desert IT — Giga Green's managed services practice for small and mid-size businesses in Tucson and Minneapolis. His focus is cybersecurity, Microsoft 365, and building IT operations that scale without drama.
Writing
Posts by William Galvin
Jul 9, 2026
Choosing IT support in Minneapolis: what to ask before you sign
A practical guide to picking an IT provider in the Twin Cities — what to look for, what to avoid, and 10 questions that separate real MSPs from break-fix in a subscription wrapper.
ReadJul 9, 2026
Choosing IT support in Tucson: what to ask before you sign
A practical guide to picking an IT provider in Tucson — what to look for, what to avoid, and 10 questions that separate real MSPs from break-fix in a subscription wrapper.
ReadJul 9, 2026
Co-managed IT: how to add expertise without adding headcount
What co-managed IT actually means, when it fits, how to divide responsibilities with an internal IT team, and what to watch out for in a proposal.
ReadJul 9, 2026
Google Workspace to Microsoft 365: a practical migration guide
How a real Google Workspace → Microsoft 365 migration goes: cost, timeline, gotchas, and how to run cutover without losing an email.
ReadJul 9, 2026
HIPAA IT compliance for small clinics: the 12-item checklist
A plain-English HIPAA IT checklist for small medical and dental practices, focused on the technical controls auditors actually ask about.
ReadJul 9, 2026
The complete guide to managed IT services for small businesses
What managed IT services actually include, how pricing works, when you outgrow break-fix, and what to look for in a provider — with real numbers.
ReadJul 9, 2026
MDR vs EDR vs SIEM: what small business owners actually need to know
Cybersecurity vendors love acronyms. Here is what EDR, MDR, and SIEM actually do, which ones your business needs, and how to buy them without getting oversold.
ReadJul 8, 2026
Managed IT vs. break-fix: which is right for your small business?
How the two IT support models actually differ, and which one saves money at your size — with real math, not marketing.
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