DS-US-IL · Regional listRev. 9 Nov 2026

MSPs in Illinois

374 managed service providers with their HQ in Illinois, most-documented first. Each links to a spec sheet with sources. Filter this list by stack, industry, size or 24/7 support.

Cities

374MSPs · page 8

MSD IT Professionals logo

MSD IT Professionals

New Lenox, Illinois · US

Support
Business hours
Size
1–10
Facts
20

TeamViewerSplashtopFortinetSonicWall

One Stop IT

Gurnee, Illinois · US

Support
24/7
Size
1–10
Facts
20

HaloPSA

Refoundry logo

Refoundry

Chicago, Illinois · US

Support
–
Size
–
Facts
20

Microsoft DefenderFortinetVeeam

AmorServ logo

AmorServ

Chicago, Illinois · US

Support
24/7
Size
11–50
Facts
19

Action1

Aqueity, Inc. logo

Aqueity, Inc.

Downers Grove, Illinois · US

Support
–
Size
11–50
Facts
19
BASETECH INC logo

BASETECH INC

Chicago, Illinois · US

Support
–
Size
1–10
Facts
19
DSN Group, Inc logo

DSN Group, Inc

Hoffman Estates, Illinois · US

Support
–
Size
11–50
Facts
19

Veeam

ITGuy Solutions

Chicago, Illinois · US

Support
Extended hours
Size
1–10
Facts
19
MCS logo

MCS

Springfield, Illinois · US

Support
–
Size
11–50
Facts
19

CrowdStrikeCisco Meraki

PulseLink IT logo

PulseLink IT

Edwardsville, Illinois · US

Support
Business hours
Size
–
Facts
19
Valcon Systems Inc. logo

Valcon Systems Inc.

Bartlett, Illinois · US

Support
–
Size
–
Facts
19

Zoho DeskDatto (product not named)