Critical Services Group
Critical Services Group (CSG) is a lower middle market private equity firm focused on acquiring and building mission-critical B2B services companies—from business jet maintenance providers to elevator maintenance. We partner with exceptional management teams in essential industries to help them grow for decades. Verification for Handshake.
Critical Services Group is a Boston-based lower middle market PE firm targeting mission-critical B2B services, specifically in technical trades like elevator maintenance, aviation MRO, and network infrastructure.
Boston, Massachusetts, United States
Venture Capital and Private Equity Principals
pe
business services, aviation services, construction, infrastructure
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6
2025
business_services,construction_infrastructure · internet service providers, MSPs, aviation services, business jet MRO, elevator maintenance, network infrastructure, technical trades
Done
Prospects
| Name | Title | Channels | Status | |
|---|---|---|---|---|
| Principal | Principal | — | LI | — |
| Managing Partner | Managing Partner | dzacharias@critical-services-group.comvalid | LI | — |
| Vice President of Business Development | Vice President of Business Development | — | LI | — |
| Board Member, Founder & CEO (QMC Telecom) | Board Member, Founder & CEO (QMC Telecom) | — | LI | — |
| Investment Team | Investment Team | — | LI | — |
| Analyst | Analyst | — | LI | — |
| Senior Technical Advisor | Senior Technical Advisor | vincent@critical-services-group.comvalid | LI | — |
Outreach History
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