Brown, Lisle/Cummings, Inc.
- Regulatory AUM
- $487M
- Discretionary
- $481M
- Clients
- 238
- Avg AUM / client
- $2.0M
- Accounts
- 490
- Employees
- 13
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Jun 26, 2026
Investments (13F portfolio — 1,021 positions, $400,427,347)
13F period Mar 31, 2026| # | Issuer | Class | Value | Shares | % of 13F | % of AUM |
|---|---|---|---|---|---|---|
| 1 | State Str Spdr S&P 500 Etf T | TR UNIT | $16,259,801 | 25,002 | 4.06% | 3.34% |
| 2 | Alphabet Inc | CAP STK CL A | $15,145,869 | 52,670 | 3.78% | 3.11% |
| 3 | Apple Inc | COM | $12,693,647 | 50,016 | 3.17% | 2.6% |
| 4 | Amazon Com Inc | COM | $11,467,871 | 55,063 | 2.86% | 2.35% |
| 5 | Microsoft Corp | COM | $11,183,028 | 30,211 | 2.79% | 2.29% |
| 6 | Intercontinental Exchange In | COM | $10,654,776 | 67,744 | 2.66% | 2.19% |
| 7 | Alphabet Inc | CAP STK CL C | $8,969,369 | 31,267 | 2.24% | 1.84% |
| 8 | Amgen Inc | COM | $8,458,872 | 24,041 | 2.11% | 1.74% |
| 9 | Jpmorgan Chase &Co | COM | $7,285,040 | 24,766 | 1.82% | 1.49% |
| 10 | Spdr Series Trust | STATE STREET SPD | $6,715,013 | 73,276 | 1.68% | 1.38% |
| 11 | Abbvie Inc | COM | $6,276,005 | 28,857 | 1.57% | 1.29% |
| 12 | Vertiv Holdings Co | COM CL A | $6,126,430 | 24,449 | 1.53% | 1.26% |
| 13 | Canadian Natl Ry Co | COM | $5,644,955 | 54,928 | 1.41% | 1.16% |
| 14 | Meta Platforms Inc | CL A | $5,631,733 | 9,843 | 1.41% | 1.16% |
| 15 | Cummins Inc | COM | $5,550,752 | 10,317 | 1.39% | 1.14% |
| 16 | Nvidia Corporation | COM | $5,246,245 | 30,082 | 1.31% | 1.08% |
| 17 | L3 Harris Technologies Inc | COM | $5,212,110 | 15,101 | 1.3% | 1.07% |
| 18 | Berkshire Hathaway Inc Del | CL B NEW | $5,050,279 | 10,539 | 1.26% | 1.04% |
| 19 | Exxon Mobil Corp | COM | $5,032,995 | 29,665 | 1.26% | 1.03% |
| 20 | Boston Scientific Corp | COM | $4,754,128 | 75,763 | 1.19% | 0.98% |
| 21 | Accenture Plc Ireland | SHS CLASS A | $4,686,782 | 23,636 | 1.17% | 0.96% |
| 22 | Thermo Fisher Scientific Inc | COM | $4,400,668 | 8,953 | 1.1% | 0.9% |
| 23 | Netflix Inc. | COM | $4,198,746 | 43,669 | 1.05% | 0.86% |
| 24 | Merck &Co Inc | COM | $3,978,351 | 33,073 | 0.99% | 0.82% |
| 25 | Ares Capital Corp | COM | $3,954,940 | 219,475 | 0.99% | 0.81% |
Top 25 of 1,021 positions from the manager's latest Form 13F · source filing (EDGAR) ↗. 13F covers long US-listed positions only. "% of AUM" is share of the firm's total regulatory AUM (Form ADV Item 5.F).
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 119 | $55.7M | 11.4% |
| High net worth individuals | 107 | $421M | 86.4% |
| Corporations and other businesses | 12 | $10.5M | 2.15% |
People (9)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| David Anthony Izzi | President; Secretary; Treasurer; Chief Compliance Officer | Jan 1997 (30y) | 10% – 25% | |
| Marginson, John Arthur | Vice President | Jan 1997 (30y) | 10% – 25% | |
| Louis George Murphy | Vice President | Jan 2001 (26y) | 10% – 25% | |
| Scott Sawyer Lisle | Vice President | Nov 2006 (20y) | 10% – 25% | |
| Joseph Hugh Mcginn | Vice President | CFP | May 2007 (19y) | 10% – 25% |
| Clifford Burrell Tracy | Vice President | Nov 2012 (14y) | 10% – 25% | |
| Maria Ann Tzitzouris Plante | Registered representative | Nov 2006 (20y) | ||
| Mark Harriman Chafee | Registered representative | Sep 2009 (17y) | ||
| Nathaniel Benjamin Hahn | Registered representative | CFP | Feb 2026 (0y) |
Undisclosed: 0% – 40% of the firm is not attributable from the filed Schedule A bands.
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 06/26/2026 | 1.28 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
This firm answered "yes" to a disciplinary item on its latest filing. Detailed disclosure pages for this filing have not been imported yet — see the source filing below.
How they charge
- • Percentage of assets under management
- • Fixed fees
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- National Financial Services (Fidelity) $487M (100% of AUM) Jun 2026
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports having custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Jun 26, 2026.
View current Form ADV (SEC/IAPD) ↗