Outsource IT Solutions Group vs PSM Partners
Side-by-side comparison based on objective data: client reviews, employee reviews, security certifications, and overall scoring.
Disclosure: this site is owned and operated by XL.net, a Chicago MSP that is itself ranked here. How we handle that conflict.
| Metric | Outsource IT Solutions Group | PSM Partners |
|---|---|---|
| Overall Score | 33% | 32% |
| Client Reviews | 83 | 49 |
| Avg Client Rating | 4.8 | 4.9 |
| Employee Reviews | 28 | 27 |
| Avg Employee Rating | 3.9 | 4.2 |
| Security Certifications | 4 | 3 |
| Location | Chicago, IL | Chicago, IL |
Which should you choose?
- Outsource IT Solutions Group and PSM Partners are effectively tied on overall score (33.2% vs 32.3%).
- Outsource IT Solutions Group has the larger public review footprint (83 client reviews vs 49), which makes its rating statistically steadier.
- Employees rate PSM Partners higher (4.2 vs 3.9) — employee satisfaction tends to predict service stability.
- Outsource IT Solutions Group lists more security certifications and frameworks (4 vs 3).
No single metric decides an MSP choice — weight what matters to your firm with a custom evaluation, and read each firm's full profile before shortlisting.
Outsource IT Solutions Group
Reviews by source
- google: 4.8/5 (83 reviews)
Strengths
- + 4.8 avg client rating — Google
- + 83 client reviews across 1 platform — Google
- + Listed on 4 industry directories — Clutch, Indeed, Manifest, Glassdoor
- + 2 Chicago-area offices — Google
Weaknesses
- - Client reviews on a single platform only — Google
- - Security certifications are the firm's own claim — no third-party documentation on file
- - Heavily reactive support model (94% reactive roles) — Apollo
PSM Partners
Reviews by source
- clutch: 4.9/5 (5 reviews)
- google: 4.9/5 (44 reviews)
Strengths
- + 4.9 avg client rating — Clutch, Google
- + Strong recent reviews (5.0 avg, last 12 months) — Clutch, Google
- + Above-average employee satisfaction (4.4) — Indeed, Glassdoor
- + Flexible contracts (month-to-month, easy exit) — vendor feed
Weaknesses
- - Heavily reactive support model (79% reactive roles) — Apollo
Recent notable events
- Dave Johnson joins PSM Partners as Practice Manager for Financial Services (Jul 2, 2026)
Frequently Asked Questions
Is Outsource IT Solutions Group or PSM Partners rated higher by clients?
Clients rate them about equally: Outsource IT Solutions Group averages 4.8 and PSM Partners 4.9 out of 5 across public review sources.
Which scores higher overall, Outsource IT Solutions Group or PSM Partners?
Outsource IT Solutions Group currently scores higher under our default weighting — 33% vs 32%. Scores recompute nightly across 4 transparent criteria as new data arrives.
How is this Outsource IT Solutions Group vs PSM Partners comparison compiled?
Every number comes from our nightly scoring pass over collected public data: public client and employee reviews, verified and claimed security certifications, and Bayesian review averaging under a published methodology. Neither firm pays for placement, and the same criteria apply to every Chicago MSP we track.
Data sourced from public reviews, vendor websites, and third-party directories. Scores reflect our transparent methodology. Last updated based on nightly data collection.