Tamarisk Financial provides financial planning, portfolio management for individuals and small businesses, pension consulting, selecting other managers, and publishing newsletters. Financial planning was provided to 101–250 clients last fiscal year.
Tamarisk Financial reports 1,378 clients. They include 1,218 individual clients and 160 high-net-worth individuals. Of its assets, 100.0% ($781M across 2,993 accounts) are managed with discretion.
| Client type | Clients | Assets |
|---|---|---|
| Individuals (other than HNW) | 88% | 36% |
| High-net-worth individuals | 12% | 64% |
| Charitable organizations | Fewer than 5 | <1% |
Client shares use reported counts. Client types without a reported count are excluded from that total.
Client breakdown and activity details
| Client type | Clients | Regulatory AUM | AUM share | Avg. per client |
|---|---|---|---|---|
| Individuals (other than HNW) | 1,218 | $278M | 35.6% | $229K |
| High-net-worth individuals | 160 | $499M | 63.9% | $3.12M |
| Charitable organizations | Fewer than 5 | $3.47M | 0.4% | — |
| Total | 1,378 | $781M | 100% | — |
- Clients
- 1,218
- Regulatory AUM
- $278M
- AUM share
- 35.6%
- Avg. per client
- $229K
- Clients
- 160
- Regulatory AUM
- $499M
- AUM share
- 63.9%
- Avg. per client
- $3.12M
- Clients
- Fewer than 5
- Regulatory AUM
- $3.47M
- AUM share
- 0.4%
- Avg. per client
- —
Total
- Clients
- 1,378
- Regulatory AUM
- $781M
- 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
- Financial planning clients last fiscal year
- 101–250
Tamarisk Financial charges 0.25%–2.50% for its Investment Management Services. The brochure does not state whether the rate is annual. The fee is billed in advance and is negotiable. The brochure also prices 2 other services, listed under fee details.
Fee details and sources
Other fees
- Family Office Services
- Family office fees are negotiable: $10,000 to $500,000 a year fixed, $250 to $800 an hour, or 0.25% to 1.5% of assets under advisement.
- Financial Planning
- Stand-alone financial planning is billed at an hourly rate beginning at $250 an hour, or as a fixed engagement fee.
Aaron Clark owns 25% to 50% of Tamarisk Financial. The leadership team of Tamarisk Financial includes Chief Investment Officer Ryan Gorman and Chief Compliance Officer Lonny Elfenbein. It has 23 employees, 16 of them in advisory roles.
Leadership
- Lonny ElfenbeinChief Compliance Officer
Ryan GormanChief Investment Officer- Stephanie SmithClient Operations Specialist
Kevin ClarkSenior Partner
Aaron ClarkMember/CEO/Managing Partner
Thomas BoschMember/Partner
Investment adviser representatives
17 representatives listed in the SEC register as of 9 October 2026.
Staff
- 23 employees
- 16 in advisory functions
- 16 state-registered reps
- 3 broker-dealer reps
- 12 insurance agents
- Owns 25% to 50% of Tamarisk Financial, LLC
Aaron Clark
Control person · since April 2024
- Owns 25% to 50% of Tamarisk Financial, LLC
Symphony Grove LLC.
Control person · since December 2023
- Owns 25% to 50% of Symphony Grove LLC.
KDC Revocable Living Trust
Control person · since December 2023
Ken Filippini
Trustee · Control person · since December 2023
- Owns 10% to 25% of Tamarisk Financial, LLC
Thomas Bosch
Control person · since April 2023
- Owns 5% to 10% of Tamarisk Financial, LLC
Kevin Clark
Control person · since May 2025
Tamarisk Financial’s regulatory assets grew 3.1× from $253M (May 2021) to $781M (July 2026); clients rose from 588 to 1,378 and employees from 5 to 23.
Figures from each annual filing
| Filed | Regulatory AUM | Clients | Employees | Offices |
|---|---|---|---|---|
| July 2026 | $781M | 1,378 | 23 | 1 |
| May 2025 | $614M | 1,187 | 15 | 1 |
| June 2024 | $495M | 1,118 | 15 | 1 |
| July 2023 | $280M | 872 | 13 | 1 |
| July 2022 | $286M | 632 | 12 | 1 |
| May 2021 | $253M | 588 | 5 | 1 |
Besides its headquarters, Tamarisk Financial has 0 offices, with 1 listed address in Michigan.
Michigan · 1 listed address
- 301 Hoover BLVD., Suite 300, HollandHQ
Other business names
Tamarisk Financial has reported 3 other business names to the SEC.
- Tamarisk Family Office
- Tamarisk Research
- West Michigan Advisors
Contact and registration details
- Legal name
- Tamarisk Financial, LLC
- Headquarters
- 301 Hoover BLVD., Suite 300, Holland, MI 49423
- Website
- westmichiganadvisors.com
- Phone
- 616-820-1040
- @west-michigan-advisors
- SEC file
- 801-120208
- Structure
- Michigan LLC
- Fiscal year end
- December
Tamarisk Financial uses Charles Schwab ($2.21B, 80%) and Raymond James ($556M, 20%) as custodians for its separately managed accounts. Tamarisk Financial has custody of $16.6M in client assets for 43 clients.
The filed custodian amounts total more than regulatory assets under management. Each amount is shown as filed.
- Raymond JamesRaymond James & Associates, Inc. · Stamford, CT · $556M20%
- Charles SchwabCharles Schwab & Co., Inc. · San Francisco, CA · $2.21B80%
At year end, Tamarisk Financial’s separately managed accounts were mostly in stocks (60%) and funds (23%). Its reported 13F holdings for the quarter ended 30 June 2026 total $526M across 295 positions; the largest are Gentex Corp. (8.7%), Amplify Cwp Enhanced Div Inm ETF (3.0%) and Defender Risk Adaptive 500 ETF (2.7%).
What the accounts hold
- Stocks60%
- Funds23%
- Bonds6%
- U.S. government and agency bonds4%
- State and local bonds1%
- Investment grade corporate bonds1%
- Cash10%
- Other1%
- Fixed annuities1%
Reported 13F holdings
- $526M
- Reported 13F value
- 295
- Positions
- 26.6%
- In the 10 largest
- +15.6%
- Value vs. prior quarter
- Gentex Corp.8.7%
- Amplify Cwp Enhanced Div Inm ETFETF3.0%
- Defender Risk Adaptive 500 ETFETF2.7%
- Apple Inc.2.5%
- Nvidia Corp.2.4%
- Microsoft1.9%
- Alpha Architect 1-3 Month Box ETFETF1.5%
- Vanguard S&P 500 ETFETF1.4%
- iShares TR 0-3 Mnth TreasryETF1.4%
- Intel1.3%
Together, the ten largest are 26.6% of reported value.
How many clients does Tamarisk Financial have?
Tamarisk Financial has 1,378 clients and manages $781 million for them, as of July 2026. They include 1,218 individual clients and 160 high-net-worth individuals.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 22 July 2026
What services does Tamarisk Financial offer?
Tamarisk Financial provides financial planning, portfolio management for individuals and small businesses, pension consulting, selecting other managers, and publishing newsletters.
Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file
How much does Tamarisk Financial charge?
Tamarisk Financial charges 0.25%–2.50% for its Investment Management Services. The brochure does not state whether the rate is annual. The fee is billed in advance and is negotiable.
Which custodians does Tamarisk Financial use?
Tamarisk Financial’s separately managed account assets are held at Charles Schwab & Co., Inc. (San Francisco, CA), with $2.21B and Raymond James & Associates, Inc. (Stamford, CT), with $556M. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 22 July 2026
How many financial advisors does Tamarisk Financial have?
Tamarisk Financial has 16 investment adviser representatives registered with state securities authorities, out of 23 employees, and 16 perform investment advisory functions. 3 employees are registered representatives of a broker-dealer and 12 employees are 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 Tamarisk Financial invest in?
At the end of its last fiscal year, Tamarisk Financial’s separately managed accounts held 60% exchange-traded equities, 23% registered funds (mutual funds, ETFs, BDCs), 10% cash and equivalents, 4% U.S. government and agency bonds, 1% state and local bonds, 1% investment grade corporate bonds and 1% other. The 1% other category is described as: Fixed Annuities.
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Who owns Tamarisk Financial?
Tamarisk Financial’s direct owners are Kevin Clark, Aaron Clark, Thomas Bosch and Symphony Grove LLC., each holding 50% or less.
Source: Form ADV Part 1A, Schedules A and B, filed 22 July 2026
How does Tamarisk Financial get paid?
Tamarisk Financial is paid through a percentage of assets under management, hourly charges, subscription fees and fixed fees. 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
Is Tamarisk Financial registered with the SEC?
Yes, Tamarisk Financial has been registered with the SEC as an investment adviser since 21 January 2021. Its CRD number is 312073 and its SEC file number is 801-120208.
Source: Form ADV Part 1A, Item 1, filed 22 July 2026; IAPD firm record
How do I contact Tamarisk Financial?
Tamarisk Financial’s main office is at 301 Hoover BLVD., Suite 300, Holland, MI 49423. Its phone number is 616-820-1040. Its website is westmichiganadvisors.com.