PSM Partners vs Outsource IT Solutions Group
Side-by-side comparison based on collected 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 | PSM Partners | Outsource IT Solutions Group |
|---|---|---|
| Overall Score | 33% | 33% |
| Client Reviews | 50 | 85 |
| Avg Client Rating | 4.9 | 4.8 |
| Employee Reviews | 27 | 28 |
| Avg Employee Rating | 4.2 | 3.9 |
| Security Certifications | 3 | 4 |
| Location | Chicago, IL | Chicago, IL |
Which should you choose?
- PSM Partners and Outsource IT Solutions Group are effectively tied on overall score (33.3% vs 33.1%).
- Outsource IT Solutions Group has the larger public review footprint (85 client reviews vs 50), 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.
PSM Partners
Reviews by source
- clutch: 4.9/5 (5 reviews)
- google: 4.9/5 (45 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 (74% reactive roles) — Apollo
Recent notable events
- Dave Johnson joins PSM Partners as Practice Manager for Financial Services (Jul 2, 2026)
Outsource IT Solutions Group
Reviews by source
- google: 4.8/5 (85 reviews)
Strengths
- + 4.8 avg client rating — Google
- + 85 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 (95% reactive roles) — Apollo
Frequently Asked Questions
Is PSM Partners or Outsource IT Solutions Group rated higher by clients?
Clients rate them about equally: PSM Partners averages 4.9 and Outsource IT Solutions Group 4.8 out of 5 across public review sources.
Which scores higher overall, PSM Partners or Outsource IT Solutions Group?
PSM Partners currently scores higher under our default weighting — 33% vs 33%. Scores recompute nightly across 4 transparent criteria as new data arrives.
How is this PSM Partners vs Outsource IT Solutions Group 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.