Structure
The MSO Model
Professional Corporation (PC)
Attorney-Owned & Controlled
- All legal decisions made by licensed attorneys
- Client relationships owned by PC
- Fee setting authority retained by PC
- Ethics committee: 100% attorney membership
Management Services Agreement
FMV-validated fees | Annual valuation
MSO (Fund-Owned Entity)
Non-Legal Services & Operations
- Technology, billing, and revenue cycle management
- Marketing, branding, lead generation
- HR, benefits, recruiting infrastructure
- Accounting, compliance, facilities
Rationale
Why the MSO Model Works
Compliance
Regulatory Compliance
The MSO structure preserves attorney independence per ABA Rule 5.4. No fee-sharing, no non-lawyer control over legal judgment. Proven compliant across 45+ states.
Efficiency
Operational Scale
Centralizing back-office functions across multiple firms creates 8–12% margin expansion via shared services, group purchasing, and technology deployment.
Track Record
40+ Years of Precedent
MSOs have been used in healthcare since the 1980s. DaVita, Aspen Dental, US Physical Therapy all use this model. Proven, well-understood, and battle-tested.
Precedents
Healthcare MSO Precedents
DaVita
Kidney care. PE-backed.
3,000+ centers.
Aspen Dental
Dental. PE-backed.
1,000+ offices.
US Physical Therapy
PT. Public.
900+ clinics.
Heartland Dental
Dental. KKR-backed.
1,700+ offices.
Governance
MSO Governance Structure
Attorney-Owned · Maintains Legal Independence
Professional Corporation (PC)
- Board: majority attorney members
- All legal decisions made by licensed attorneys
- Client relationships owned by PC
- Fee setting authority retained by PC
- Attorney hiring/firing by PC management
- Ethics committee: 100% attorney membership
- Client trust accounts under PC control
Non-Legal Services · Operational Support Only
MSO (Fund-Owned Entity)
- Practice management & technology systems
- Marketing, branding, lead generation
- Billing, collections, revenue cycle management
- HR administration & benefits management
- Real estate & facilities management
- Accounting, financial reporting, compliance
- IT infrastructure & cybersecurity
Management Services Agreement (MSA)
Binding Contract Between PC & MSO
FMV-validated service fees ensure arm's-length pricing
Annual independent valuation by third-party appraiser
State-specific compliance addenda for each jurisdiction
Regulatory Landscape
State Regulatory Framework
50-State Analysis: 87% of Target Market Accessible
32Tier 1 States · Permissive
13Tier 2 States · Enhanced Compliance
87%Market Accessible
Permissive
Tier 1 — 32 States
| State | UPL Risk | Key Authority |
|---|---|---|
| DC / AZ / UT | Very Low | Non-lawyer ownership enacted |
| TX / FL / GA | Low | Established MSO precedent |
| CO / NC / VA | Low | Ethics opinions support MSOs |
| OH / WA / OR | Low | Active consideration of ABS |
Enhanced Compliance
Tier 2 — 13 States
| State | UPL Risk | Special Requirements |
|---|---|---|
| NY | Medium | Judiciary Law 495; enhanced MSA review |
| CA | Medium | Bus & Prof Code 6125; strict UPL |
| IL | Medium | ARDC oversight; annual reporting |
| MA / NJ / PA | Med-High | Case-by-case bar guidance needed |
Market Opportunity
Regulatory-Adjusted Market Sizing
| Tier | States | Market Size | % of Target | Strategy |
|---|---|---|---|---|
| Tier 1: Permissive | 32 | $19.2–22.2B | 74% | Full deployment, standard MSA |
| Tier 2: Enhanced | 13 | $3.3–3.9B | 13% | Enhanced compliance, local counsel |
| Tier 3: Defer | 5 + DC | $3.0–3.5B | 13% | Monitor; defer to Fund II/III |
| Accessible Market | 45 | $22.5–26.1B | 87% | — |
Source: ABA Model Rules, State Bar Ethics Opinions, Regulatory Filings