# Mainstream Capital Management

> Mainstream Capital Management is an SEC-registered investment advisory firm in Los Angeles, CA, registered since 2021, reporting $100 million to $500 million in regulatory assets under management in its Form ADV filing dated March 18, 2026.

- CRD: 297145
- Filed as: MAINSTREAM CAPITAL MANAGEMENT
- Legal name: Mainstream Capital Management LLC
- Also doing business as: MAINSTREAM CAPITAL MANAGEMENT
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Los Angeles, CA
- Filing period: October 2026
- Form ADV filing dated: March 18, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/297145
- AdvisorCensus page: https://advisorcensus.com/firm/mainstream-capital-management-los-angeles-ca-297145

## Quick answers

**How is Mainstream Capital Management compensated?**
On its Form ADV (Item 5.E, October 2026), Mainstream Capital Management reports these compensation arrangements: a percentage of assets under its management; fixed fees (other than subscription fees).

**Where is Mainstream Capital Management located?**
Mainstream Capital Management's principal office is in Los Angeles, CA, according to its Form ADV.

**Is Mainstream Capital Management registered with the SEC or a state?**
Mainstream Capital Management is an SEC-registered investment advisory firm, registered since 2021. Status as filed: Approved. CRD 297145.

**How much does Mainstream Capital Management manage?**
Mainstream Capital Management reports $223,980,722 in regulatory assets under management in its Form ADV filing dated March 18, 2026 (100% discretionary).

**How have Mainstream Capital Management's assets and staff changed since 2022?**
In the Form ADV data for Mainstream Capital Management: Regulatory assets under management: $228,675,766 in the October 2022 data and $223,980,722 in the October 2026 data, down 2%. Total employees: 5 in October 2022 and 4 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Mainstream Capital Management serve?**
By number of clients on Form ADV Item 5.D: individuals (other than high net worth individuals) (110); high net worth individuals (60).

**Which custodians does Mainstream Capital Management use?**
Mainstream Capital Management's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Charles Schwab & Co., Inc. and Raymond James & Associates, Inc. as custodians holding 10% or more of its separately managed account assets.

**Does Mainstream Capital Management report any disciplinary disclosures?**
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/297145

**Does Mainstream Capital Management state an account minimum?**
Its Form ADV Part 2A brochure dated March 18, 2026 says: "We manage assets for high net worth individuals, businesses, and corporations and other businesses. We do not currently have any minimum requirements for opening or maintaining an account."

**What changed in Mainstream Capital Management's recent Form ADV filings?**
In the April 2026 filing data: Registered or notice-filed in MD, ME, NV, VT.

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management
- Fixed fees (other than subscription fees)

### Fees and minimums (Form ADV Part 2A brochure dated March 18, 2026)

- Account minimum: None

> We manage assets for high net worth individuals, businesses, and corporations and other businesses. We do not currently have any minimum requirements for opening or maintaining an account.

As stated in the firm's brochure. Fees can differ by service and may be negotiable.

### Custodians (Schedule D, Section 5.K(3))
- Charles Schwab & Co., Inc.
- Raymond James & Associates, Inc.

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

### Regulatory assets under management (Item 5.F)
- Total: $223,980,722
- Discretionary: $223,980,722
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Individuals (other than high net worth individuals) | 110 | $29,102,935 |
| High net worth individuals | 60 | $189,210,130 |
| Pension and profit sharing plans (but not the plan participants or government pension plans) | Fewer than 5 | $661,408 |
| Corporations or other businesses not listed above | Fewer than 5 | $5,006,249 |

### Advisory services (Item 5.G)
- Financial planning services
- Portfolio management for individuals and/or small businesses
- Portfolio management for businesses (other than small businesses) or institutional clients

### Firm details
- Registered since: 2021 (4 years)
- Employees: 4 total, 2 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: CA, CT, FL, GA, MA, MD, ME, MT, NV, NY, TN, TX, VT, WA
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Websites listed on Form ADV (Item 1.I)
- mainstreamcapital.com

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2022 | $228,675,766 | 5 | May 24, 2022 |
| October 2023 | $185,945,480 | 5 | April 3, 2023 |
| October 2024 | $191,721,896 | 4 | April 1, 2024 |
| October 2025 | $209,944,513 | 4 | February 11, 2025 |
| October 2026 | $223,980,722 | 4 | March 18, 2026 |

Regulatory assets under management: $228,675,766 in the October 2022 data and $223,980,722 in the October 2026 data, down 2%.
Total employees: 5 in October 2022 and 4 in October 2026.

## Changes in the filing (last 12 months)

### April 2026
- Registered or notice-filed in MD, ME, NV, VT.

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Mainstream Capital Management (CRD 297145): Form ADV filing data as of October 2026.