AUMdb

Isthmus Partners, Llc

SEC-registered Wealth Manager · Mid-sized ($1B–$10B) CRD 171279 · SEC file 801-79683 · Madison, WI · www.linkedin.com
☆ Save with Pro ADV data as of Jan 23, 2026
Regulatory AUM
$1.4B
Discretionary
$1.4B
Clients
381
Avg AUM / client
$3.8M
Accounts
1,894
Employees
17

AUM over time

$0 $1.4B
Dec 2013 Dec 2025

Annual snapshots from Form ADV filings · as of Jan 23, 2026

Who they serve

Client typeClientsAUM% of AUM
Individuals (non-high net worth) 149 $138M 9.59%
High net worth individuals 208 $1.1B 79.4%
Pension and profit sharing plans 14 $35.7M 2.48%
Charitable organizations 5 $96.4M 6.7%
Corporations and other businesses 5 $26.1M 1.82%

Retirement plan clients

Plans that reported this firm as an investment service provider on Form 5500 Schedule C.

Plan Location Plan year
Strand Associates, Inc. Employees Profit Sharing Trust Strand Associates, Inc. 2024

People (12)

roster as of Jul 20, 2026
NameRole / titleCredentialsWith firm sinceOwnership
Gery Joseph Sadzewicz Chief Compliance Officer Apr 2014 (12y) Less than 5%
Baier, Jeremy, R Member May 2014 (12y) Less than 5%
David A Hackworthy Chief Investment Officer May 2014 (12y) 25% – 50%
Frank Joseph Gambino Chief Equity Strategist CFA May 2014 (12y) 25% – 50%
Joel Carter Mcneil Director Of Advisory Services CFP May 2014 (12y) 10% – 25%
Victor Enrique Rodriguez Member May 2014 (12y) 5% – 10%
Cobb, Ryan, Matthew Coo Jan 2024 (3y) Less than 5%
Noel David Goeddel Registered representative CFA May 2016 (10y)
Brandon A Cloete Registered representative CFP Aug 2022 (4y)
Rebecca A Wiegand Registered representative Jan 2026 (1y)
Eric Alvin Knudson Registered representative CFP Feb 2026 (0y)
Margaret Elizabeth Mcneil Registered representative CFP Apr 2026 (0y)

Undisclosed: 0% – 35% 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.

Retirement plans served (1)

PlanSponsorParticipantsPlan assetsAs of
Strand Associates, Inc. Employees Profit Sharing Trust Strand Associates, Inc. 480 $190M 01/01/2024

From Form 5500 service-provider disclosures.

Documents (1 archived)

FormPeriodSize
Form ADV (full filing) 01/23/2026 989 KB View · PDF · Source ↗

Archived copies of the firm's regulatory filings, versioned by content hash.

Disciplinary disclosures

No disciplinary events reported on the firm's latest Form ADV filing.

How they charge

  • Percentage of assets under management
  • Hourly charges
  • Fixed fees

Services

  • Financial planning services
  • Portfolio management for individuals/small businesses
  • Portfolio management for businesses/institutional clients
  • Educational seminars/workshops

Custody

Reported custodians

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: Jan 23, 2026.

View current Form ADV (SEC/IAPD) ↗