Our People

Get to know our talented team of Milwaukee professionals.

A smiling woman with curly hair wearing a blue jacket.

Sharon Anderson

Client Accountant
sharon@ritzholman.com
414-390-1161
Smiling woman in a purple blazer standing outdoors with green foliage behind her.

Kristen Buckholz, CPA

Manager
kbuckholz@ritzholman.com
414-390-1181
Smiling woman in blue dress with green leafy background.

Anna D’Amato

Administrative Assistant
Adamato@ritzholman.com
414-271-1451
A young man smiling in front of leafy green background.

Nathan Davis, CPA

Senior Accountant
ndavis@ritzholman.com
414-271-1451
Smiling man with glasses in front of green foliage.

William Dintenfass, CPA

Supervisor
wdintenfass@ritzholman.com
414-271-1451
Bald man with white goatee in suit

Patrick Dolan

IT Manager
pdolan@ritzholman.com
414-271-1451
Smiling man with short brown hair in front of green leafy background.

Barry Duffek

Administrative Assistant
mhall@ritzholman.com
414-271-1451
Smiling man in a blue shirt and dark blazer stands before green foliage.

Peter Van Ermen, CPA

Principal
pvanermen@ritzholman.com
414-271-1451
Man in a suit smiling outdoors with green foliage background.

Brian Falk, CPA

Principal
brianf@ritzholman.com
414-390-1192
Smiling woman with shoulder-length hair in a white blouse stands before green foliage.

Leah Grunewald

Marketing Manager
lgrunewald@ritzholman.com
414-390-1195
Young man in a suit smiling outdoors with green leafy background.

Adam Guernsey, CPA

Manager
aguernsey@ritzholman.com
414-390-1187
Smiling man wearing glasses and a blue button-up shirt outdoors.

Erik Hallstrand

Staff Accountant
ehallstrand@ritzholman.com
414-271-1451
Smiling man in a striped shirt with green foliage background.

Brian Heggeland

Client Accountant
bheggeland@ritzholman.com
414-271-1451
A man in a suit stands before a lush green background.

Josh Hintz, CPA

Senior Accountant
jhintz@ritzholman.com
414-390-1193
Smiling elderly woman with glasses outdoors.

Donna Howland

Administrative Assistant

Young man in a black suit smiling outdoors with greenery background.

Brian Johnston

Senior Accountant
bjohnston@ritzholman.com
414-271-1451
Smiling woman with wavy hair wearing a black top against green foliage.

Cherie Jones

Administrative Assistant

Smiling woman with long brown hair outdoors in front of green foliage.

Angelica Longo

Client Accountant
alongo@ritzholman.com
414-271-1451
Smiling woman in a dark blazer with green leafy background.

Diana Luttmann, CPA

Partner
diana@ritzholman.com
414-390-1179
Smiling man in a blue suit with a leafy background.

William Mayer, CPA

Principal
bill@ritzholman.com
414-390-1171
Smiling woman with curly hair standing in front of green foliage.

Roberta McFarlane

Human Resources Manager
rmcfarlane@ritzholman.com
414-390-1176
Smiling woman with short blonde hair in a blue cardigan.

Renee Messing, CPA

Principal
rmessing@ritzholman.com
414-390-1165
Smiling woman with long blonde hair in front of green foliage.

Monica Meyer, CPA

Supervisor
mmeyer@ritzholman.com
414-390-1194
Smiling woman in white blazer outdoors with green leafy background.

Darci Middaugh, CPA

Partner
darci@ritzholman.com
414-390-1172
Young man smiling in a checkered shirt outdoors.

Blake Olson

Senior Accountant
bolson@ritzholman.com
414-271-1451
A woman with long brown hair smiles in front of green foliage.

Grace Olson

Senior Accountant

A person smiling with long dark hair against a leafy green background.

Courtney Petersen

Client Accountant
cpetersen@ritzholman.com
414-271-1451
Smiling woman with shoulder-length brown hair in a maroon sweater outdoors.

Sierra Pratt, CPA

Staff Accountant
spratt@ritzholman.com
414-271-1451
Man with goatee in gray suit smiling

Matthew Rios, CPA

Partner
matt@ritzholman.com
414-390-1174
Young man in a gray suit with green foliage background.

Tom Ruiz

Staff Accountant
truiz@ritzholman.com
414-271-1451
Kennedy Sage Web

Kennedy Sage

Staff Accountant
ksage@ritzholman.com
414-271-1451
Smiling woman with blonde hair in front of green foliage.

Tori Sarazin

Senior Accountant
tsarazin@ritzholman.com
414-271-1451
A smiling man in a suit with a leafy green background.

Mike Schafer, CPA

Senior Manager
mschafer@ritzholman.com
414-390-1173
A woman with long brown hair smiling in front of green foliage.

Allison Schultz

Senior Accountant
aschultz@ritzholman.com
414-271-1451
Smiling woman in a blue blazer with greenery background.

Katy Sommer, CPA

Partner
katy@ritzholman.com
414-390-1178
Lara Spanic

Lara Spanic

Administrative Assistant
lspanic@ritzholman.com
414-271-1451
Smiling man in a light shirt stands before a green leafy background.

Jake Thomson, CPA

Supervisor
jthomson@ritzholman.com
414-271-1451
Young man in a gray blazer smiling against a leafy background.

Haruki Toben

Senior Accountant
htoben@ritzholman.com
414-271-1451
A young man in a blue button-up shirt stands in front of green foliage.

Benjamin Uitti

Staff Accountant
buitti@ritzholman.com
414-271-1451
Professional man in suit with green leafy background.

Adam Updike, CPA

Partner
aupdike@ritzholman.com
414-390-1198
Man in a blue suit smiling outdoors with green foliage background.

Brian Wilson, CPA

Partner
brianw@ritzholman.com
414-390-1189
Smiling woman with wavy brown hair in floral top.

Erica Witt

Client Accountant
ewitt@ritzholman.com