MSP-US-NY-CORNERSTONE-INFORM
Cornerstone Information Technologies, LLC
Managed service provider · New York, New York
11–50 staffFounded 200324/7
Website cornerstone.itLinkedIn
Last checked 8 Nov 2026 · 27 sourced facts
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“Visit Cornerstone.IT for secure and innovative IT Project & Managed Services. See how we make IT simple for your business.”reported by the company · cornerstone.it · 8 Nov 2026
- Staff / size
- 11–50
- Founded
- 200323 yrs
- Offices
- 1
- Services
- 11of 13
- Industries
- 1
- Stack tools
- 4
- Certifications
- 1
- Support
- 24/7
1Stack: the tools we found
- PSA / ticketingnot found
- RMMnot found
- Remote accessnot found
- Documentationnot found
- SecurityArctic WolfSiteMimecastSite
- BackupVeeamSite
- Mailnot found
- NetworkingCisco MerakiSite
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 |
|---|---|
| Arctic Wolf | partner badge on their site · cornerstone.it · 8 Nov 2026 |
| Mimecast | partner badge on their site · cornerstone.it · 8 Nov 2026 |
| Cisco Meraki | named on their site · cornerstone.it · 8 Nov 2026 |
| Veeam | partner badge on their site · cornerstone.it · 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 (offered)
- Networking (offered)
- IT procurement (not found)
- vCIO / consulting (offered)
- AI services (offered)
From cornerstone.it/ManagedServices, cornerstone.it/Azure, cornerstone.it/ProjectServices. Empty squares: not found on their pages.
Compliance frameworks named: NISTISO 27001
3Industries served
| Client size targeted | not published |
|---|
From the MSP’s industry pages and case studies. Sources: /microsoft-september-2026-patch-tuesday-law-firms.
4Support model
24 hours, 7 days (as published)
| Support hours | 24/7reported by the company · cornerstone.it · 8 Nov 2026 |
|---|---|
| Published hours | not published |
| 24/7 monitoring | yesreported by the company · cornerstone.it · 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 | 880 3rd Ave 5th Floor, New York, NY 10022Google Maps listing · google.com · 8 Nov 2026 |
|---|---|
| Other offices | not published |
| Service area (as published) | not published |
| Trading name | Cornerstone Information Technologies, LLCGoogle Maps listing · google.com · 8 Nov 2026 |
| Legal name | not published |
| Phone (switchboard) | +1 646-530-8900Google Maps listing · google.com · 8 Nov 2026 |
| Business mailbox | info@cornerstone.itreported by the company · cornerstone.it · 8 Nov 2026 |
| Ownership | not published |
| Google rating | 5 / 5 from 9 reviewsGoogle Maps listing · google.com · 7 Nov 2026 |
6Size, certifications and peers
| Staff (their site) | not published |
|---|---|
| Size band | 11–50 staffreported by the company · linkedin.com · 8 Nov 2026 |
| LinkedIn company size | 11-50 employeesreported by the company · linkedin.com · 8 Nov 2026 |
| Clients (as published) | not published |
| Microsoft partner | Microsoft Cloud Solution Providerpartner badge on their site · cornerstone.it · 8 Nov 2026 |
| Vendor partner tiers | not published |
| Own certifications | not published |
- Larger than 37% of the 204 MSPs in New York with a known size.
- 4 stack tools found vs a median of 1 across 8,920 fully researched US MSPs.
- 11 of 13 services vs a median of 8.
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
- 2003Foundedreported by the company · cornerstone.it · 8 Nov 2026
- 2026Inc. 5000reported by the company · cornerstone.it · 8 Nov 2026
- 2026Fastest-Growing Private Companiesreported by the company · cornerstone.it · 8 Nov 2026
Only dated, sourced items. Acquisitions and rebrands appear here when the MSP or a public register states them.
8Pricing (as published)
no prices published on the pages we read
Only prices the MSP publishes for its own managed service (per user or per device). See published MSP pricing.
9Nearby and similar MSPs in New York
JuvinTechNew York · 11–50 staff
Power Consulting GroupNew York · 11–50 staff
ACC Technical ServicesEast Syracuse · 11–50 staff
Tekscape Inc.New York · 51–200 staff
Stratify ITNew York · 11–50 staff
Invenio ITNew York · 11–50 staff
Same town first, then similar size, stack and services. More: all MSPs in New York · all MSPs in New York · 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.
Logo: from cornerstone.it, the MSP’s own site, seen 8 Nov 2026; trimmed and resized only. Remove or replace it.
Pages we read
- cornerstone.it/
- cornerstone.it/about-us
- www.cornerstone.it/about-us/giving-back
- cornerstone.it/Azure
- cornerstone.it/ManagedServices
- cornerstone.it/ProjectServices
- cornerstone.it/contact-us/
- cornerstone.it/microsoft-september-2026-patch-tuesday-law-firms
- cornerstone.it/partnerships
- cornerstone.it/cisco-partner/
- www.cornerstone.it/about-us/workplace-careers
- cornerstone.it/2026-php2shell-critical-php-vulnerabilities-security-advisory
- www.cornerstone.it/news-blog
Anything not found stays empty. We never guess. Spot an error? Correct it.