Top Managed IT Companies in Detroit

Mainstay Data

Welcome To Mainstay

✓ Verified Provider Est. 2005
Grandville, MI
1–9 employees
Founded 2005
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Mainstay Data is a managed IT services provider based in Grandville, MI, operating since 2005. It focuses on Managed IT Services, Cloud Services, vCIO & IT Strategy, Microsoft 365. Compare it against other Detroit managed IT providers, then request a quote.

Vetted by the Best IT MSP editorial team · Last updated June 2026

About Mainstay Data

Mainstay Data has been providing IT solutions to small and medium-sized businesses in the greater Grand Rapids, MI area since 2005, including on-demand support, co-managed IT, and Microsoft 365 services.

Services Offered

🖥️
Managed IT Services
☁️
Cloud Services
🧭
vCIO & IT Strategy
🪟
Microsoft 365
🤝
Co-Managed IT

Why Choose Mainstay Data

📍

Based in Grandville

Mainstay Data is headquartered in Grandville, MI, so Grandville businesses get a local team for on-site work instead of a distant call center.

Nearly two decades of expertise

Nearly two decades of expertise

flexible pricing models

flexible pricing models

Location

Grandville, MI

Certifications & Compliance

Microsoft

Frequently Asked Questions

Which IT services does Mainstay Data provide?

Mainstay Data delivers Managed IT Services, Cloud Services, vCIO & IT Strategy, Microsoft 365, Co-Managed IT to organizations across Detroit, MI.

What area does Mainstay Data serve?

Mainstay Data is based in Grandville, MI and supports businesses across Detroit and the greater metro area.

When did Mainstay Data start?

Mainstay Data has been operating since 2005.

Is Mainstay Data certified?

Mainstay Data carries Microsoft.