Stonefield Investment Advisory provides financial planning and portfolio management for individuals and small businesses.
Stonefield Investment Advisory reports 184 clients. They include 152 individual clients, 29 high-net-worth individuals, and 2 pension and profit-sharing plans. Of its assets, 100.0% ($120M across 386 accounts) are managed with discretion. It advised 5 clients without assets under management last fiscal year.
| Client type | Clients | Assets |
|---|---|---|
| Individuals (other than HNW) | 83% | 41% |
| High-net-worth individuals | 16% | 48% |
| Pension and profit-sharing plans | 1% | 10% |
| Corporations and other businesses | <1% | <1% |
Client breakdown and activity details
| Client type | Clients | Regulatory AUM | AUM share | Avg. per client |
|---|---|---|---|---|
| Individuals (other than HNW) | 152 | $49.6M | 41.3% | $326K |
| High-net-worth individuals | 29 | $58.1M | 48.3% | $2M |
| Pension and profit-sharing plans | 2 | $12M | 10.0% | $6M |
| Corporations and other businesses | 1 | $500K | 0.4% | $500K |
| Total | 184 | $120M | 100% | $654K |
- Clients
- 152
- Regulatory AUM
- $49.6M
- AUM share
- 41.3%
- Avg. per client
- $326K
- Clients
- 29
- Regulatory AUM
- $58.1M
- AUM share
- 48.3%
- Avg. per client
- $2M
- Clients
- 2
- Regulatory AUM
- $12M
- AUM share
- 10.0%
- Avg. per client
- $6M
- Clients
- 1
- Regulatory AUM
- $500K
- AUM share
- 0.4%
- Avg. per client
- $500K
Total
- Clients
- 184
- Regulatory AUM
- $120M
- AUM share
- 100%
- Avg. per client
- $654K
- Clients outside the U.S.
- 0%
- Clients advised without assets under management last fiscal year
- 5
- Private funds advised
- 0
- Financial planning clients last fiscal year
- 0
Stonefield Investment Advisory charges 0.88%–1.60% a year for its Assets Under Management (AUM). Each asset band is charged at its own rate. The fee is billed in advance and is negotiable. The brochure also prices 4 other services, listed under fee details.
| Asset band | Annual rate |
|---|---|
| $0–$100K | 1.60% |
| $100K–$500K | 1.20% |
| $500K–$1M | 1.00% |
| $1M and above | 0.88% |
Fee details and sources
Other fees
- Consulting Services
- Flat fee or hourly fee, with complex work billed at $300 an hour.
- ERISA Consulting
- Optional asset-based fee of 0.60% a year on assets under $150,000, 0.50% from $150,000 to $300,000, and 0.40% above $300,000, paid quarterly.
- ERISA Plan Participant Agreement
- Annual flat fee or asset-based fee, with a maximum annual fee of 1.5%, paid in arrears.
- Financial Planning
- Flat fee of $1,200 to $3,000, or an hourly fee; complex work is billed at $300 an hour.
Jon Werner owns 75% or more of Stonefield Investment Advisory. The leadership team of Stonefield Investment Advisory includes President Jon Werner. It has 2 employees, 1 of them in advisory roles.
Leadership
Jon WernerPresident, Chief Compliance Officer
Investment adviser representatives
1 representatives listed in the SEC register as of 9 October 2026.
Staff
- 2 employees
- 1 in advisory functions
- 1 state-registered rep
- 1 insurance agent
- Owns 75% or more of Stonefield Investment Advisory, Inc.
Jon Werner
Control person · since November 2005
Besides its headquarters, Stonefield Investment Advisory has 0 offices, with 1 listed address in Iowa.
Iowa · 1 listed address
- 425 2nd Street Se, Suite 1200, Cedar RapidsHQ
Contact and registration details
- Legal name
- Stonefield Investment Advisory, Inc.
- Headquarters
- 425 2nd Street Se, Suite 1200, Cedar Rapids, IA 52401-1818
- Website
- stonefieldinvestments.com
- Phone
- 319-377-7811
- @stonefield-investment-advisory
- SEC file
- 801-134194
- Structure
- Iowa corporation
- Fiscal year end
- December
Stonefield Investment Advisory uses Charles Schwab ($110M) as custodian for its separately managed accounts. Stonefield Investment Advisory has custody of $42.9M in client assets for 85 clients.
- Charles SchwabCharles Schwab & Co., Inc. · West Lake, TX · $110M100%
At year end, Stonefield Investment Advisory’s separately managed accounts were mostly in stocks (65%) and funds (25%).
What the accounts hold
- Stocks65%
- Funds25%
- Cash10%
How many clients does Stonefield Investment Advisory have?
Stonefield Investment Advisory has 184 clients and manages $120 million for them, as of January 2026. They include 152 individual clients, 29 high-net-worth individuals, and 2 pension and profit-sharing plans.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 27 January 2026
What services does Stonefield Investment Advisory offer?
Stonefield Investment Advisory provides financial planning and 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 Stonefield Investment Advisory charge?
Stonefield Investment Advisory charges 0.88%–1.60% a year for its Assets Under Management (AUM). Each asset band is charged at its own rate. The fee is billed in advance and is negotiable.
Which custodians does Stonefield Investment Advisory use?
Stonefield Investment Advisory’s separately managed account assets are held at Charles Schwab & Co., Inc. (West Lake, TX), with $110M. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 27 January 2026
How many financial advisors does Stonefield Investment Advisory have?
Stonefield Investment Advisory has 1 investment adviser representative registered with state securities authorities, out of 2 employees, and 1 perform investment advisory functions. 0 employees are registered representatives of a broker-dealer and 1 employee is a licensed insurance agent.
Source: Form ADV Part 1A, Items 5.A and 5.B, from the SEC's 2 October 2026 data file
What does Stonefield Investment Advisory invest in?
At the end of its last fiscal year, Stonefield Investment Advisory’s separately managed accounts held 65% exchange-traded equities, 25% registered funds (mutual funds, ETFs, BDCs) and 10% cash and equivalents.
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Who owns Stonefield Investment Advisory?
Stonefield Investment Advisory’s direct owner is Jon Werner (75% or more).
Source: Form ADV Part 1A, Schedules A and B, filed 27 January 2026
How does Stonefield Investment Advisory get paid?
Stonefield Investment Advisory is paid through a percentage of assets under management and hourly charges. 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 Stonefield Investment Advisory registered with the SEC?
Yes, Stonefield Investment Advisory has been registered with the SEC as an investment adviser since 20 August 2025. Its CRD number is 113802 and its SEC file number is 801-134194.
Source: Form ADV Part 1A, Item 1, filed 27 January 2026; IAPD firm record
How do I contact Stonefield Investment Advisory?
Stonefield Investment Advisory’s main office is at 425 2nd Street Se, Suite 1200, Cedar Rapids, IA 52401-1818. Its phone number is 319-377-7811. Its website is stonefieldinvestments.com.