Five Mile River Investment Management provides portfolio management for individuals and small businesses.
Five Mile River Investment Management reports 110 clients. They include 108 high-net-worth individuals, 1 pension or profit-sharing plan and 1 charitable organization. Of its assets, 100.0% ($109M across 110 accounts) are managed with discretion.
| Client type | Clients | Assets |
|---|---|---|
| High-net-worth individuals | 98% | 97% |
| Pension and profit-sharing plans | <1% | 1% |
| Charitable organizations | <1% | 2% |
Client breakdown and activity details
| Client type | Clients | Regulatory AUM | AUM share | Avg. per client |
|---|---|---|---|---|
| High-net-worth individuals | 108 | $105M | 96.8% | $974K |
| Pension and profit-sharing plans | Fewer than 5 | $1.11M | 1.0% | $1.11M |
| Charitable organizations | Fewer than 5 | $2.35M | 2.2% | $2.35M |
| Total | 110 | $109M | 100% | — |
- Clients
- 108
- Regulatory AUM
- $105M
- AUM share
- 96.8%
- Avg. per client
- $974K
- Clients
- Fewer than 5
- Regulatory AUM
- $1.11M
- AUM share
- 1.0%
- Avg. per client
- $1.11M
- Clients
- Fewer than 5
- Regulatory AUM
- $2.35M
- AUM share
- 2.2%
- Avg. per client
- $2.35M
Total
- Clients
- 110
- Regulatory AUM
- $109M
- AUM share
- 100%
- Avg. per client
- —
- Clients outside the U.S.
- 0%
- Clients advised without assets under management last fiscal year
- 0
- Private funds advised
- 0
Five Mile River Investment Management charges 0.50%–1.00% a year for its Advisory Services. Each asset band is charged at its own rate. The fee is billed in arrears, is negotiable and requires an account of at least $500,000.
| Asset band | Annual rate |
|---|---|
| $0–$5M | 1.00% |
| $5M–$10M | 0.75% |
| $10M and above | 0.50% |
Fee details and sources
Lee Garcia owns 50% to 75% of Five Mile River Investment Management. The leadership team of Five Mile River Investment Management includes President Martha Robbins and Chief Compliance Officer Thayer Robbins. It has 4 employees, 3 of them in advisory roles.
Leadership
- Martha RobbinsPresident
- Thayer RobbinsManaging Director Chief Compliance Officer
- Lee GarciaManaging Director
- Mary RobbinsManaging Director
Investment adviser representatives
3 representatives listed in the SEC register as of 9 October 2026.
Staff
- 4 employees
- 3 in advisory functions
- 3 state-registered reps
- Owns 50% to 75% of Five Mile River Investment Management, LLC
Lee Garcia
Control person · since January 2003
- Owns 25% to 50% of Five Mile River Investment Management, LLC
Thayer Robbins
Control person · since January 2003
- Owns 10% to 25% of Five Mile River Investment Management, LLC
Martha Robbins
since January 2003
Besides its headquarters, Five Mile River Investment Management has 2 offices (2 private residences, listed without an address), with 1 listed address with no US state reported.
Contact and registration details
- Legal name
- Five Mile River Investment Management, LLC
- Headquarters
- Not reported
- Website
- fivemileriver.com
- Phone
- 203-388-4848
- SEC file
- 801-136575
- Structure
- Delaware LLC
- Fiscal year end
- December
Five Mile River Investment Management uses RBC Capital Markets ($109M) as custodian for its separately managed accounts. Five Mile River Investment Management does not have custody of client assets.
- RBC Capital MarketsRBC Capital Markets, LLC · Minneapolis, MN · $109M100%
At year end, Five Mile River Investment Management’s separately managed accounts were mostly in stocks (90%) and cash (10%).
What the accounts hold
- Stocks90%
- Non-exchange-traded equities85%
- Exchange-traded equities5%
- Cash10%
How many clients does Five Mile River Investment Management have?
Five Mile River Investment Management has 110 clients and manages $109 million for them, as of June 2026. They include 108 high-net-worth individuals, 1 pension or profit-sharing plan and 1 charitable organization.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 29 June 2026
What services does Five Mile River Investment Management offer?
Five Mile River Investment Management provides portfolio management for individuals and small businesses.
Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file
How much does Five Mile River Investment Management charge?
Five Mile River Investment Management charges 0.50%–1.00% a year for its Advisory Services. Each asset band is charged at its own rate. The fee is billed in arrears, is negotiable and requires an account of at least $500,000.
Source: FIVE MILE RIVER INVESTMENT MANAGEMENT LLC, filed 29 May 2026
Which custodians does Five Mile River Investment Management use?
Five Mile River Investment Management’s separately managed account assets are held at RBC Capital Markets, LLC (Minneapolis, MN), with $109M. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 29 June 2026
How many financial advisors does Five Mile River Investment Management have?
Five Mile River Investment Management has 3 investment adviser representatives registered with state securities authorities, out of 4 employees, and 3 perform investment advisory functions. None are registered representatives of a broker-dealer or licensed insurance agents.
Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file
What does Five Mile River Investment Management invest in?
At the end of its last fiscal year, Five Mile River Investment Management’s separately managed accounts held 85% non-exchange-traded equities, 10% cash and equivalents and 5% exchange-traded equities.
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Does Five Mile River Investment Management have a minimum investment?
Yes, Five Mile River Investment Management’s minimum account size for its Advisory Services is $500K.
Source: FIVE MILE RIVER INVESTMENT MANAGEMENT LLC, filed 29 May 2026
Who owns Five Mile River Investment Management?
Five Mile River Investment Management’s direct owners are Lee Garcia (50% to 75%), Martha Robbins (10% to 25%) and Thayer Robbins (25% to 50%).
Source: Form ADV Part 1A, Schedules A and B, filed 29 June 2026
How does Five Mile River Investment Management get paid?
Five Mile River Investment Management is paid through a percentage of assets under management. Its Form ADV lists no commissions or performance-based fees among how it is paid.
Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file
How do I contact Five Mile River Investment Management?
Its phone number is 203-388-4848. Its website is fivemileriver.com.