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Mainstream Capital Management

Mainstream Capital Management. CRD 297145

Mainstream Capital Management logo

CRD: 297145

Mainstream Capital Management

LOS Angeles, CA, 90010
2133656773
$224.0M Total AUM
$224.0M Disc. AUM
6.6% 3Y CAGR
4 Employees
170 ADV. Clients
7 yrs Firm Age

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Firm Details

Custodian
Charles Schwab & Company ยท Raymond James
Clients
Retail and Institutional
Platforms
Bridge harborOak capital +more
Established Date
08-14-2018
Office Locations
2

Office Locations

1730 E. Holly Ave. EL Segundo CA
3435 Wilshire Blvd 1100 LOS Angeles CA

About Mainstream Capital Management

Mainstream Capital Management is an independent RIA serving select established families, high-achieving individuals, and business owners with institutional-caliber investment strategy and holistic wealth management. The firm pairs portfolio construction with family office support (real estate, risk management), estate continuity/legacy planning, and strategic guidance for entrepreneurs. Its multidisciplinary approach integrates tax, investments, law, and emotional intelligence.

Team overview

-- AVG AGE
$112.0M AVG AUM / ADVISOR
$1.3M AVG AUM / CLIENT
6.1 yrs AVG TENURE
4 Employees
2 Advisory Reps
2 RIA Reps
7yrs Firm Age

Insights

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Asset Classes

Zenith Peak unison Atlas unison Vector radial Ember

Client Personas

Frontier Pathway Summit

Custodian

Vertex Pathway Ember Bridge Zenith atlas

Investment Themes

Timber beacon Quantum Bridge Frontier timber

Investment Vehicles

Zenith eagle Pioneer

Services

Matrix delta Eagle Peak Pathway Vector Atlas insight Oak summit Unison horizon Oak Capital horizon Focus vital

Technology

Ridge Crest foundation Atlas

Owner & Executives

D

DIXON KARMINDRO SR.

Chief Compliance Officer, Managing Partner, Partner, PRINCIPAL

CRD
#4554357
Ownership
50% but less than 75%
(297) 598-2998
crest.catalyst@harborcapital.com
in linkedin.com/in/beacon-peak
K

Kyongjin Lee

PARTNER

CRD
#2178866
Ownership
50% but less than 75%
(732) 678-5933
unison.element@momentumcapital.com
in linkedin.com/in/eagle-vector

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Contacts

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Assets Under Management

Total AUM
Discretionary
Non-Discretionary
05-24-2022
04-03-2023
04-01-2024
02-11-2025
03-18-2026
Category Assets AVG. Account size
Discretionary $223,980,722 $1,279,890
Non-Discretionary $0 --
Total $223,980,722 $1,279,890

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Separately Managed Accounts

Total SMA Asset: $223,980,722

$224.0M Total SMA
Public Funds:
11.9%
Equity - Exchange:
25.7%
Municipal Bonds:
16.4%
U.S. Government/Agency:
14.0%
Cash:
14.3%
Corporate - Investment Grade:
17.7%
Asset class Assets Assets %
Public Funds $577,463,401 11.9%
Equity - Exchange $1,247,126,840 25.7%
Municipal Bonds $795,831,913 16.4%
U.S. Government/Agency $679,368,707 14.0%
Cash $693,926,607 14.3%
Corporate - Investment Grade $858,916,150 17.7%
Total $4,852,633,618 100.0%

13F Holdings | Q1 2026

Issuer Class Cusip Ticker % Value
GLACIER FRONTIER ATLAS FUSION Z078AAS0J JJU 5.30% $36,434,897
VALUE VITAL WAVE UNISON OAK 0WAHU0C53 BDW 6.38% $74,291,265
PRIME RADIAL DELTA OAK EAGLE 6EKB79X4A YAAM 10.23% $12,313,002
EAGLE RIDGE VALUE PEAK ZBFYV804V MGWHS 1.52% $88,605,053
TIMBER RIDGE EAGLE MOMENTUM FUSION IA846JCYJ ELA 12.52% $108,333,245
PIONEER HARBOR CAPITAL PEAK 5XM8EI289 EBU 12.35% $82,918,548
DELTA FOCUS ATLAS VALUE VALUE XIHEV8L0F AAQQT 8.32% $72,166,520
INSIGHT PATHWAY RIDGE LEGACY MQ2D3LOU9 QRT 7.52% $112,051,645

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