Knuff & Company provides financial planning, portfolio management for individuals and small businesses, portfolio management for pooled vehicles, and portfolio management for institutions. Financial planning was provided to 1–10 clients last fiscal year. The firm advises 1 private fund.
Knuff & Company reports 29 clients. They include 28 high-net-worth individuals and 1 pooled investment vehicle. Of its assets, 100.0% ($394M across 28 accounts) are managed with discretion.
| Client type | Clients | Assets |
|---|---|---|
| High-net-worth individuals | 97% | 98% |
| Pooled investment vehicles | 3% | 2% |
Client breakdown and activity details
| Client type | Clients | Regulatory AUM | AUM share | Avg. per client |
|---|---|---|---|---|
| High-net-worth individuals | 28 | $385M | 97.8% | $13.8M |
| Pooled investment vehicles | 1 | $8.84M | 2.2% | $8.84M |
| Total | 29 | $394M | 100% | $13.6M |
- Clients
- 28
- Regulatory AUM
- $385M
- AUM share
- 97.8%
- Avg. per client
- $13.8M
- Clients
- 1
- Regulatory AUM
- $8.84M
- AUM share
- 2.2%
- Avg. per client
- $8.84M
Total
- Clients
- 29
- Regulatory AUM
- $394M
- AUM share
- 100%
- Avg. per client
- $13.6M
- Clients outside the U.S.
- 0%
- Clients advised without assets under management last fiscal year
- 0
- Private funds advised
- 1
- Financial planning clients last fiscal year
- 1–10
Knuff & Company charges 0.50%–1.00% a year for its Wealth planning and portfolio management. Each asset band is charged at its own rate. The fee is billed in arrears and requires an account of at least $2,000,000.
| Asset band | Annual rate |
|---|---|
| $0–$5M | 1.00% |
| $5M–$10M | 0.75% |
| $10M and above | 0.50% |
Fee details and sources
Heather Knuff owns 50% to 75% of Knuff & Company. The leadership team of Knuff & Company includes President Kathryn Hallberg and Chief Compliance Officer William Knuff. It has 4 employees, 3 of them in advisory roles.
Leadership
- Kathryn HallbergVice President
- William KnuffManaging Partner, Chief Compliance Officer
- Heather KnuffManaging Partner
Investment adviser representatives
1 representatives listed in the SEC register as of 9 October 2026.
- Heather Beth Knuff
Staff
- 4 employees
- 3 in advisory functions
- 1 state-registered rep
- Owns 50% to 75% of Knuff & Company LLC
Heather Knuff
Control person · since July 2018
- Owns 50% to 75% of Knuff & Company LLC
William Knuff
Control person · since March 2019
Knuff & Company’s regulatory assets grew from $271M (March 2021) to $394M (March 2026); clients rose from 23 to 29 and employees from 3 to 4.
Figures from each annual filing
| Filed | Regulatory AUM | Clients | Employees | Offices |
|---|---|---|---|---|
| March 2026 | $394M | 29 | 4 | 1 |
| April 2025 | $385M | 28 | 3 | 1 |
| March 2024 | $308M | 25 | 3 | 1 |
| March 2023 | $269M | 25 | 3 | 1 |
| March 2022 | $359M | 24 | 3 | 1 |
| March 2021 | $271M | 23 | 3 | 1 |
Besides its headquarters, Knuff & Company has 0 offices, with 1 listed address in California.
California · 1 listed address
- 950 Tower Lane, Suite 1525, Foster CityHQ
Contact and registration details
- Legal name
- Knuff & Company LLC
- Headquarters
- 950 Tower Lane, Suite 1525, Foster City, CA 94404
- Website
- knuffco.com
- Phone
- 650-832-9010
- SEC file
- 801-113925
- Structure
- Delaware LLC
- Fiscal year end
- December
Knuff & Company uses Charles Schwab ($385M) as custodian for its separately managed accounts. Knuff & Company has custody of $8.84M in client assets for 1 client.
- Charles SchwabCharles Schwab & Co., Inc. · San Francisco, CA · $385M100%
At year end, Knuff & Company’s separately managed accounts were mostly in stocks (93%). Its reported 13F holdings for the quarter ended 30 June 2026 total $395M across 142 positions; the largest are Apple Inc. (11.9%), Microsoft Corp. (6.1%) and Caterpillar Inc. (5.5%).
What the accounts hold
- Stocks93%
- Bonds3%
- Investment grade corporate bonds2%
- High-yield corporate bonds1%
- Cash4%
Reported 13F holdings
- $395M
- Reported 13F value
- 142
- Positions
- 51.4%
- In the 10 largest
- +19.0%
- Value vs. prior quarter
- Apple Inc.11.9%
- Microsoft Corp.6.1%
- Caterpillar Inc.5.5%
- Procter & Gamble CO4.7%
- Taiwan Semiconductor Manufacturing Ltd · ADR4.5%
- Alphabet Inc. Cap Stk CL C4.3%
- Fortinet Inc.4.1%
- Mercadolibre Inc.4.0%
- Netflix Inc..3.3%
- Novo-nordisk A S · ADR2.9%
Together, the ten largest are 51.4% of reported value.
How many clients does Knuff & Company have?
Knuff & Company has 29 clients and manages $394 million for them, as of March 2026. They include 28 high-net-worth individuals and 1 pooled investment vehicle.
Source: Form ADV Part 1A, Items 5.D and 5.F, filed 26 March 2026
What services does Knuff & Company offer?
Knuff & Company provides financial planning, portfolio management for individuals and small businesses, portfolio management for pooled vehicles, and portfolio management for institutions.
Source: Form ADV Part 1A, Item 5.G, from the SEC's 2 October 2026 data file
How much does Knuff & Company charge?
Knuff & Company charges 0.50%–1.00% a year for its Wealth planning and portfolio management. Each asset band is charged at its own rate. The fee is billed in arrears and requires an account of at least $2,000,000.
Source: KNUFF & COMPANY LLC - PART 2A BROCHURE, filed 26 March 2026
Which custodians does Knuff & Company use?
Knuff & Company’s separately managed account assets are held at Charles Schwab & Co., Inc. (San Francisco, CA), with $385M. Only custodians holding at least a tenth of those assets are named.
Source: Form ADV Part 1A, Schedule D, Section 5.K.(3), filed 26 March 2026
How many financial advisors does Knuff & Company have?
Knuff & Company has 1 investment adviser representative 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 Knuff & Company invest in?
At the end of its last fiscal year, Knuff & Company’s separately managed accounts held 93% exchange-traded equities, 4% cash and equivalents, 2% investment grade corporate bonds and 1% high-yield corporate bonds. It advises 1 private fund.
Source: Form ADV Part 1A, Items 5.K.(1) and 7.B, from the SEC's 2 October 2026 data file
Does Knuff & Company have a minimum investment?
Yes, Knuff & Company’s minimum account size for its Wealth planning and portfolio management is $2M.
Source: KNUFF & COMPANY LLC - PART 2A BROCHURE, filed 26 March 2026
Who owns Knuff & Company?
Knuff & Company’s direct owners are Heather Knuff (50% to 75%) and William Knuff (50% to 75%).
Source: Form ADV Part 1A, Schedules A and B, filed 26 March 2026
How does Knuff & Company get paid?
Knuff & Company is paid through a percentage of assets under management and performance-based fees. Its Form ADV lists no commissions among how it is paid.
Source: Form ADV Part 1A, Item 5.E, from the SEC's 2 October 2026 data file
Is Knuff & Company registered with the SEC?
Yes, Knuff & Company has been registered with the SEC as an investment adviser since 6 September 2018. Its CRD number is 298203 and its SEC file number is 801-113925.
Source: Form ADV Part 1A, Item 1, filed 26 March 2026; IAPD firm record
How do I contact Knuff & Company?
Knuff & Company’s main office is at 950 Tower Lane, Suite 1525, Foster City, CA 94404. Its phone number is 650-832-9010. Its website is knuffco.com.