MSP-US-CA-H3SYSTEMS
H3Systems
Managed service provider · Napa, California
Founded 2014
Last checked 8 Nov 2026 · 18 sourced facts
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“Security-first managed IT, cybersecurity, backup, and recovery for Napa Valley and Bay Area businesses.”reported by the company · h3systems.com · 8 Nov 2026
- Staff / size
- –
- Founded
- 201412 yrs
- Offices
- 1
- Services
- 9of 13
- Industries
- 2
- Stack tools
- 1
- Certifications
- 0
- Support
- –
1Stack: the tools we found
- PSA / ticketingnot found
- RMMnot found
- Remote accessnot found
- Documentationnot found
- SecurityHuntressSite
- Backupnot found
- MailMicrosoft 365DNS
Marks: DNS detected in public DNS, Site named or badged on their site, Job ad named in their job ad. “Not found” means not seen on public pages, not “not used”. See how we check.
Every tool with its source
| Tool | How we know |
|---|---|
| Huntress | named on their site · h3systems.com · 8 Nov 2026 |
| Microsoft 365 (own mail) | detected (public DNS) · h3systems.com · 8 Nov 2026 |
2Services coverage
- Help desk / IT support (offered)
- Co-managed IT (not found)
- NOC / monitoring (offered)
- SOC / MDR (offered)
- Cybersecurity (offered)
- Cloud / Microsoft 365 / Azure (offered)
- Backup / disaster recovery (offered)
- Compliance (offered)
- VoIP / UCaaS (not found)
- Networking (offered)
- IT procurement (not found)
- vCIO / consulting (not found)
- AI services (offered)
From h3systems.com/services. Empty squares: not found on their pages.
3Industries served
| Client size targeted | not published |
|---|
From the MSP’s industry pages and case studies. Sources: /industries.
4Support model
hours not published
| Support hours | not published |
|---|---|
| Published hours | not published |
| 24/7 monitoring | yesreported by the company · h3systems.com · 8 Nov 2026 |
| After-hours / emergency line | not published |
| Help desk location | not published |
| Response time / SLA | not published |
5Location and company
Outline: US Census Bureau cartographic boundaries. HQ position from its public map listing, to about 1 km.
| Headquarters | 2143 Holmes Ave, Napa, CA 94559Google Maps listing · google.com · 8 Nov 2026 |
|---|---|
| Other offices | not published |
| Service area (as published) | not published |
| Trading name | H3SystemsGoogle Maps listing · google.com · 8 Nov 2026 |
| Legal name | not published |
| Phone (switchboard) | +1 707-390-6100Google Maps listing · google.com · 8 Nov 2026 |
| Business mailbox | not published |
| Ownership | not published |
| Google rating | 5 / 5 from 8 reviewsGoogle Maps listing · google.com · 7 Nov 2026 |
6Size, certifications and peers
| Staff (their site) | not published |
|---|---|
| Size band | not published |
| LinkedIn company size | not published |
| Clients (as published) | not published |
| Microsoft partner | not published |
| Vendor partner tiers | not published |
| Own certifications | not published |
- size not published
- 1 stack tool found vs a median of 1 across 7,126 fully researched US MSPs.
- 9 of 13 services vs a median of 9.
From the public profiles on MSP Scope (sample sizes shown). Facts not found count as not found, so small or quiet websites score lower.
7Timeline
- 2014Foundedreported by the company · h3systems.com · 8 Nov 2026
Only dated, sourced items. Acquisitions and rebrands appear here when the MSP or a public register states them.
8Pricing (as published)
| Price | Per | Plan | Source |
|---|---|---|---|
| from $150 | user / month | Essential | reported by the company · h3systems.com · 8 Nov 2026 |
| from $200 | user / month | Secure | reported by the company · h3systems.com · 8 Nov 2026 |
Only prices the MSP publishes for its own managed service (per user or per device). See published MSP pricing.
9Nearby and similar MSPs in Napa
TechnijianIrvine · 11–50 staff
N2CON Managed IT ServicesSan Ramon · 11–50 staff
Crimson ITLos Angeles · 51–200 staff
Forum Info-TechCorona · 11–50 staff
Datapath IT Services ModestoModesto
Fantastic IT SolutionsTorrance · 11–50 staff
Same town first, then similar size, stack and services. More: all MSPs in Napa · all MSPs in California · other MSPs offering help desk / it support.
10Revision history and sources
Researched 8 Nov 2026 (full pass), last checked 8 Nov 2026. 13 public pages read.
Pages we read
- h3systems.com/
- h3systems.com/about-us
- h3systems.com/why-choose-us
- h3systems.com/services
- h3systems.com/napa-it-msp
- h3systems.com/pricing-plans
- h3systems.com/contact-us
- h3systems.com/legal
- h3systems.com/industries
- h3systems.com/ai-governance
- h3systems.com/support-center
- h3systems.com/managed-security-services-napa
- h3systems.com/our-clients
Anything not found stays empty. We never guess. Spot an error? Correct it.