← Directory
FIVE CORNERS FINANCIAL SERVICES
Legal name: SEMPOLINSKI, WILLIAM JOHN
CRD 338120File 801-134388
APPROVED
Retail clients
Custody
Filing as of Jul 31, 2026
Feed vintage Aug 17, 2026
Regulatory AUM
$292.0M
Below cohort median (national)
Discretionary AUM
$292.0M
Clients
290
750 accounts
Employees
3
Below cohort median in MA
Identity & registration
ADV Item 1- Organization form
- Sole Proprietorship
- Firm type
- Registered
- SEC region
- BRO
- Registration date
- Sep 22, 2025
- Principal office
- 45 BRISTOL DRIVE, SUITE 207, EASTON, MA, 02375
- Phone
- 508-297-2033
Assets & accounts
ADV Item 5F- Total regulatory AUM
- $292.0M
- Discretionary AUM
- $292.0M
- Non-discretionary AUM
- $0
- Discretionary accounts
- 750
- Non-discretionary accounts
- 0
- Total accounts
- 750
- AUM per client
- $1.0M
Clients by type
ADV Item 5D| Client type | Clients | AUM |
|---|---|---|
| High net worth individuals | 95 | $220.0M |
| Individuals (other than high net worth individuals) | 195 | $72.0M |
Compensation & activities
ADV Items 5E, 5GCompensation
- Fixed fees
- A percentage of assets under your management
Advisory activities
- Financial planning services
- Portfolio management for individuals and/or small businesses
Custody
ADV Item 9- Firm Custody Cash
- Yes
- Firm Custody Assets
- No
- Firm Custody Clients
- No
- Firm Custody Securities
- No
- Related Person Custody Cash
- No
- Related Person Custody Assets
- No
- Related Person Custody Clients
- No
- Related Person Custody Securities
- No
Disclosure events
ADV Item 11This firm answered no to every Item 11 disclosure question in this filing.
Filed changes
| Date | Field | From | To |
|---|---|---|---|
| Aug 12, 2026 | Registration | — | APPROVED |
Every value above is reproduced from this firm's Form ADV filing. Fields the firm left blank are shown as “Not reported” rather than filled in from other sources.