{
  "crd_number": 305170,
  "slug": "main-street-advisors-santa-monica-ca-305170",
  "primary_business_name": "MAIN STREET ADVISORS",
  "legal_name": "MSA ADVISORS, LLC",
  "dbas": [],
  "city": "Santa Monica",
  "state": "CA",
  "country": "United States",
  "cbsa_code": "31080",
  "metro": {
    "cbsa_code": "31080",
    "common_name": "Los Angeles",
    "msa_name": "Los Angeles-Long Beach-Anaheim, CA",
    "path": "/advisors/ca/los-angeles"
  },
  "registration_type": "sec",
  "registration_status": "Approved",
  "registration_date": "2019-08-22",
  "years_registered": 7,
  "period": "2026-10-01",
  "filing_date": "2026-03-27",
  "carried_forward": false,
  "raum_total": 9647018829.0,
  "raum_discretionary": 7009680409.0,
  "raum_non_discretionary": 2637338420.0,
  "raum_band": "over_5b",
  "raum_band_label": "Over $5 billion",
  "total_employees": 34,
  "advisory_employees": 17,
  "client_count_bucket": "fewer_than_5_in_some_types",
  "clients_by_type": {
    "other": {
      "raum": 0.0,
      "count": null
    },
    "charitable": {
      "raum": 47579929.0,
      "count": null,
      "fewer_than_5": true
    },
    "individuals": {
      "raum": 0.0,
      "count": null
    },
    "banking_thrift": {
      "raum": 0.0,
      "count": null
    },
    "state_municipal": {
      "raum": 690533149.0,
      "count": null,
      "fewer_than_5": true
    },
    "insurance_companies": {
      "raum": 0.0,
      "count": null
    },
    "investment_companies": {
      "raum": 0.0,
      "count": null
    },
    "pension_profit_sharing": {
      "raum": 0.0,
      "count": null
    },
    "other_investment_advisers": {
      "raum": 0.0,
      "count": null
    },
    "high_net_worth_individuals": {
      "raum": 7140550383.0,
      "count": 68
    },
    "pooled_investment_vehicles": {
      "raum": 1768355368.0,
      "count": 6
    },
    "corporations_other_businesses": {
      "raum": 0.0,
      "count": null
    },
    "business_development_companies": {
      "raum": 0.0,
      "count": null
    },
    "sovereign_wealth_foreign_official": {
      "raum": 0.0,
      "count": null
    }
  },
  "compensation_types": [
    "percentage_of_aum",
    "performance_based"
  ],
  "advisory_activities": [
    "portfolio_management_businesses_institutional",
    "portfolio_management_individuals",
    "portfolio_management_pooled_vehicles",
    "selection_of_other_advisers"
  ],
  "wrap_fee_participant": false,
  "disclosure_yes_count": 0,
  "states_registered": [
    "CA",
    "TX"
  ],
  "websites": [
    "https://linkedin.com/company/mainstreetadvisors",
    "https://mainstreetadvisors.com"
  ],
  "iapd_url": "https://adviserinfo.sec.gov/firm/summary/305170",
  "city_as_filed": "SANTA MONICA",
  "url": "https://advisorcensus.com/firm/main-street-advisors-santa-monica-ca-305170",
  "display_name": "Main Street Advisors",
  "summary": "Main Street Advisors is an SEC-registered investment advisory firm in Santa Monica, CA, registered since 2019, reporting over $5 billion in regulatory assets under management in its Form ADV filing dated March 27, 2026.",
  "citation": "AdvisorCensus. Main Street Advisors (CRD 305170): Form ADV filing data as of October 2026.",
  "registration_type_label": "SEC-registered investment adviser",
  "compensation_labels": [
    "A percentage of assets under your management",
    "Performance-based fees"
  ],
  "advisory_activity_labels": [
    "Portfolio management for individuals and/or small businesses",
    "Portfolio management for pooled investment vehicles (other than investment companies)",
    "Portfolio management for businesses (other than small businesses) or institutional clients",
    "Selection of other advisers (including private fund managers)"
  ],
  "quick_answers": [
    {
      "q": "How is Main Street Advisors compensated?",
      "a": "On its Form ADV (Item 5.E, October 2026), Main Street Advisors reports these compensation arrangements: a percentage of assets under its management; performance-based fees."
    },
    {
      "q": "Where is Main Street Advisors located?",
      "a": "Main Street Advisors' principal office is in Santa Monica, CA, according to its Form ADV."
    },
    {
      "q": "Is Main Street Advisors registered with the SEC or a state?",
      "a": "Main Street Advisors is an SEC-registered investment advisory firm, registered since 2019. Status as filed: Approved. CRD 305170."
    },
    {
      "q": "How much does Main Street Advisors manage?",
      "a": "Main Street Advisors reports $9,647,018,829 in regulatory assets under management in its Form ADV filing dated March 27, 2026 (73% discretionary)."
    },
    {
      "q": "How have Main Street Advisors' assets and staff changed since 2021?",
      "a": "In the Form ADV data for Main Street Advisors: Regulatory assets under management: $6,082,889,363 in the October 2021 data and $9,647,018,829 in the October 2026 data, up 59%. Total employees: 23 in October 2021 and 34 in October 2026. Assets under management move with markets as well as with clients coming and going."
    },
    {
      "q": "What types of clients does Main Street Advisors serve?",
      "a": "By number of clients on Form ADV Item 5.D: high net worth individuals (68); pooled investment vehicles (other than investment companies and business development companies) (6)."
    },
    {
      "q": "Does Main Street Advisors report any disciplinary disclosures?",
      "a": "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/305170"
    },
    {
      "q": "Does Main Street Advisors state an account minimum?",
      "a": "Its Form ADV Part 2A brochure dated March 27, 2026 says: \"MSA generally requires clients to place at least $10 million under an advisory relationship; however, MSA maintains discretion to accept less than the minimum threshold.\""
    },
    {
      "q": "What changed in Main Street Advisors' recent Form ADV filings?",
      "a": "In the April 2026 filing data: Regulatory assets under management went from $8,739,376,053 to $9,647,018,829 (+10%). Employees performing advisory functions went from 15 to 17."
    }
  ],
  "filing_history": [
    {
      "period": "2021-10-01",
      "regulatory_assets_under_management": 6082889363.0,
      "total_employees": 23,
      "filing_date": "2021-09-08"
    },
    {
      "period": "2022-10-01",
      "regulatory_assets_under_management": 8567909499.0,
      "total_employees": 25,
      "filing_date": "2022-04-27"
    },
    {
      "period": "2023-10-01",
      "regulatory_assets_under_management": 7946002715.0,
      "total_employees": 27,
      "filing_date": "2023-07-12"
    },
    {
      "period": "2024-10-01",
      "regulatory_assets_under_management": 8117604543.0,
      "total_employees": 26,
      "filing_date": "2024-06-28"
    },
    {
      "period": "2025-10-01",
      "regulatory_assets_under_management": 8739376053.0,
      "total_employees": 28,
      "filing_date": "2025-04-15"
    },
    {
      "period": "2026-10-01",
      "regulatory_assets_under_management": 9647018829.0,
      "total_employees": 34,
      "filing_date": "2026-03-27"
    }
  ],
  "recent_changes": [
    {
      "period": "2026-04-01",
      "period_label": "April 2026",
      "notes": [
        "Regulatory assets under management went from $8,739,376,053 to $9,647,018,829 (+10%).",
        "Employees performing advisory functions went from 15 to 17."
      ]
    }
  ],
  "fees_from_brochure": {
    "source": "Form ADV Part 2A brochure dated March 27, 2026",
    "provided_by_the_firm": false,
    "tiers": [],
    "flat_rate": null,
    "stated_range": null,
    "stated_maximum": null,
    "account_minimum": "$10,000,000",
    "account_minimum_may_be_waived": true,
    "minimum_annual_fee": null,
    "planning_fees": [],
    "figures": [
      {
        "label": "Account minimum",
        "statements": [
          "Account minimum: $10,000,000 (the brochure says it may be waived or negotiated)"
        ],
        "quotes": [
          "MSA generally requires clients to place at least $10 million under an advisory relationship; however, MSA maintains discretion to accept less than the minimum threshold."
        ]
      }
    ],
    "values": {
      "tiers": [],
      "range_pct": null,
      "max_pct": null,
      "account_minimum": 10000000.0,
      "minimum_annual_fee": null,
      "planning": []
    },
    "quotes": [
      "MSA generally requires clients to place at least $10 million under an advisory relationship; however, MSA maintains discretion to accept less than the minimum threshold."
    ],
    "note": "As stated in the firm's brochure; fees can differ by service and may be negotiable."
  },
  "custodians": [],
  "custodians_note": null,
  "markdown_url": "https://advisorcensus.com/firm/main-street-advisors-santa-monica-ca-305170.md",
  "clients": [
    {
      "type": "individuals",
      "label": "Individuals (other than high net worth individuals)",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "high_net_worth_individuals",
      "label": "High net worth individuals",
      "count": 68,
      "fewer_than_5": false,
      "raum": 7140550383.0
    },
    {
      "type": "banking_thrift",
      "label": "Banking or thrift institutions",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "investment_companies",
      "label": "Investment companies",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "business_development_companies",
      "label": "Business development companies",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "pooled_investment_vehicles",
      "label": "Pooled investment vehicles (other than investment companies and business development companies)",
      "count": 6,
      "fewer_than_5": false,
      "raum": 1768355368.0
    },
    {
      "type": "pension_profit_sharing",
      "label": "Pension and profit sharing plans (but not the plan participants or government pension plans)",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "charitable",
      "label": "Charitable organizations",
      "count": null,
      "fewer_than_5": true,
      "raum": 47579929.0
    },
    {
      "type": "state_municipal",
      "label": "State or municipal government entities (including government pension plans)",
      "count": null,
      "fewer_than_5": true,
      "raum": 690533149.0
    },
    {
      "type": "other_investment_advisers",
      "label": "Other investment advisers",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "insurance_companies",
      "label": "Insurance companies",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "sovereign_wealth_foreign_official",
      "label": "Sovereign wealth funds and foreign official institutions",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "corporations_other_businesses",
      "label": "Corporations or other businesses not listed above",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    },
    {
      "type": "other",
      "label": "Other",
      "count": null,
      "fewer_than_5": false,
      "raum": 0.0
    }
  ],
  "disclosure_line": "Reports no disclosure items on Form ADV Item 11.",
  "disclosure_items": [],
  "indexable": true,
  "suppressed": false,
  "claimed": false,
  "enhanced": false,
  "provided_by_the_firm": null,
  "source": {
    "name": "Form ADV",
    "as_of": "2026-10-01",
    "iapd_url": "https://adviserinfo.sec.gov/firm/summary/305170",
    "operator": "BH Monitor Services, LLC",
    "license": "https://creativecommons.org/licenses/by/4.0/",
    "credit": "AdvisorCensus (advisorcensus.com), from SEC Form ADV data"
  }
}