SourcingSourcing

WISCONSIN CAPITAL MANAGEMENT, LLC

C47
CRD 110394·SEC 801-53829·MADISON, WI
AUM
$256.6M
$100M-$500M
Est. Revenue
$2.6M
@ 1% on AUM
Est. EBITDA
$770K
@ 30% margin
Est. Deal Value
$6.2M
@ 8× EBITDA

Identity

Registrations & legal identity

Legal name
WISCONSIN CAPITAL MANAGEMENT, LLC
CRD
110394
SEC file #
801-53829
EIN
202093646
DBA names
—

Economics

AUM
$256.6M
AUM band
$100M-$500M
AUM trajectory
'20'26
$258.3M → $256.6M▼ -1%
Client mix
Individuals High Net Worth38
Individuals Other36
Investment Companies2
Corporations2

Operations

Employees (total)
5
Advisory staff (per ADV)
2
Advisory staff (5-yr trend)
'20'26
1 advisors → 2 advisors▲ +100%
Primary office
MADISON WI
Branches
—

Custodian & Brokerage

Primary custodian
Charles Schwablow confidence
Services offered
Financial planningPortfolio mgmt — individualsPortfolio mgmt — investment companies
Fee basis
% of AUM

Filings

Latest ADV filing
08/31/2025
ADV-W filed at
—
Website
plumbfunds.com

Compliance

Disclosures (firm)
2
Trademark
—
Additional signalsExpand ▾

Ownership & succession ★

Who controls the firm + pre-computed succession flags

Top Owner Name
TGP, INC.
Top Owner Pct
87.5
Top Owner Entity Kind
DE
Owner Count
4
Control Persons
TGP, INC.
PLUMB, NATHAN, MAREK
Solo Advisor Indicator
No
Succession Risk Solo Owner
No
Is Parent Owned Subsidiary
Yes

Availability / M&A ★

Already-acquired = skip; deal comps

Adv W Filed
No

Web presence ★

Stale website = winding down

Web Signal Quality
ok
Rdap Domain
PLUMBFUNDS.COM
Rdap Domain Creation Date
2007-04-02T19:15:20Z
Rdap Firm Age Years
19
Rdap Firm Age Band
10-20y
Rdap Registrar
GoDaddy.com, LLC

Retirement-plan book (Form 5500) ★

401(k)/plan business — cross-sell value

Retirement Plan Book
No

SEC EDGAR

Edgar Cik
0000926833
Edgar Registered
Yes
Edgar Filing Count
101
Edgar First Filing Date
1999-04-27
Edgar Last Filing Date
2026-05-12
Edgar 13f Count
97
Edgar 13f Latest AUM Estimate
Filing Date2026-05-12
Accession0000926833-26-000002
Edgar Former Names
THOMPSON PLUMB & ASSOCIATES INC

Compliance & brand

Firm Registration Status
active

All other collected signals (16)

Everything else we've pulled for this record, not yet curated into a section.

Adv W Recently Filed
No
Bc Firm Active Bc Count
0
Bc Firm Active IA Count
2
Bc Firm IAR Count
2
Custodian Candidates
Full
Charles Schwab6
E*trade4
Edgar Addresses
Mailing
8020 EXCELSIOR DRIVE, STE. 402MADISON, WI 53717
Business
8020 EXCELSIOR DRIVE, STE. 402MADISON, WI 53717
Edgar EIN
202093646
Edgar Recent Filings
13F-HR2026-05-12 · 0000926833-26-000002
13F-HR2026-02-06 · 0000926833-26-000001
Firm Has Custody
No
Mailing Office Differs
No
Rdap Domain Expiration Date
2027-04-02T19:15:20Z
Rdap Domain Last Changed
2026-03-01T14:07:06Z
Rdap Nameservers
Ns29.domaincontrol.comNs30.domaincontrol.com
Rdap Secure Dns Enabled
No
Rdap Status
Client Delete ProhibitedClient Renew ProhibitedClient Transfer ProhibitedClient Update Prohibited
Trust Company Affiliate
No

People (3)

3
PLUMB, THOMAS, GERALD
IAR · Executive Officer · 2.5%
1732830
PLUMB, NATHAN, MAREK
IAR · Executive Officer · 2.5%
4598158
ROMANI, BONNIE, MICHELLE
Executive Officer · 2.5%
2884417