Marshall Mennenga
TAX & FINANCIAL ADVISOR
608.395.2101
Marshall@MTFteam.com
Founders
In Memory of
Betty J. Mennenga
November 24, 1944 - March 31, 2023
Our Staff
Abby McCullough
CLIENT SERVICES MANAGER
608.241.5678 ext 2113
AbbyM@MTFteam.com
Amy Thomas, EA
TAX ADVISOR
608.241.5678 ext 2119
AmyT@MTFteam.com
Annika Klahn
ADMINISTRATIVE ASSISTANT
608.241.5678 ext 2108
AnnikaK@MTFteam.com
Bobbi Leen
LEAD RECEPTIONIST
608.241.5678
Recep@MTFteam.com
Brynn Wichman
ADMINISTRATIVE ASSISTANT
608.241.5678 ext 2126
BrynnW@MTFteam.com
Cassandra Duernberger, EA
TAX AND FINANCIAL ADVISOR
608.241.5678 ext 2120
CassandraD@MTFteam.com
Christian O'Connor, EA
GENERAL MANAGER
TAX AND FINANCIAL ADVISOR
608.241.5678 ext 2102
ChristianO@MTFteam.com
Darryl Moe, EA
TAX ADVISOR
608.395.2103
DarrylM@MTFteam.com
David Firari
TAX ASSOCIATE
608.395.2130
DavidF@MTFteam.com
DeLou Wilson
TAX ADVISOR
608.395.2129
DelouW@MTFteam.com
Donna Snow Halsey, EA
TAX ADVISOR
608.395.2115
DonnaH@MTFteam.com
Elena Bonilla, EA
TAX ADVISOR
608.395.2122
ElenaB@MTFteam.com
Glenn Hyland
TAX ASSOCIATE
608.395.2140
GlennH@MTFteam.com
Grace Johns
CLIENT SERVICES MANAGER
608.241.5678
GraceJ@MTFteam.com
James Ewing, EA
TAX & FINANCIAL ADVISOR
608.395.2124
JamesE@MTFteam.com
Jason Plourde
TAX ASSOCIATE
608.395.2116
Jasonp@MTFteam.com
Jeanne Nowak
CLIENT SERVICES MANAGER
608.241.5678
JeanneN@MTFteam.com
Jill Oplinger
CLIENT SERVICES MANAGER
608.395.2114
jillo@MTFteam.com
Justin Crubaugh, EA
TAX ADVISOR
608.395.2132
JustinC@MTFteam.com
Kait Weisensel
CLIENT SERVICES MANAGER
608.241.5678
KaitW@MTFteam.com
Katelyn Anthony
CLIENT SERVICES MANAGER
608.241.5678
KatelynA@MTFteam.com
Kathy Scheiwe
OFFICE COORDINATOR
608.395.2133
KathyS@MTFteam.com
Katie Tweit
ACCOUNTING ASSOCIATE
608.395.2128
KatieT@MTFteam.com
Kim Koller, EA
TAX ADVISOR
608.241.5678 ext 2117
KimK@MTFteam.com
Kristine Littel
CLIENT SERVICES MANAGER
608.241.5678 ext 2127
KristineL@MTFteam.com
Lauren Jahr
ADMINISTRATIVE ASSISTANT
608.241.5678
LaurenJ@MTFteam.com
LLoyd Mennenga, EA
TAX & FINANCIAL ADVISOR
608.395.2107
LloydM@MTFteam.com
Lurene Swenson
CLIENT SERVICES MANAGER
608.395.2131
ReneS@MTFteam.com
Madison Schreiner
TAX ASSOCIATE
608.395.2110
MadisonS@MTFteam.com
Mark Zierath, EA
TAX & FINANCIAL ADVISOR
608.395.2118
MarkZ@MTFteam.com
Michael Piotrowski
CLIENT SERVICES MANAGER
608.395.2125
MichaelP@MTFteam.com
Mike Swenson, EA
TAX & FINANCIAL ADVISOR
608.241.5678 ext 2111
MikeS@MTFteam.com
Rhonda Ploessl
CLIENT SERVICES MANAGER
608.241.5678
RhondaP@MTFteam.com
Royce Kurtz, EA
TAX & FINANCIAL ADVISOR
608.395.2109
RoyceK@MTFteam.com
Samantha Tepp
ADMINISTRATIVE ASSISTANT
608.241.5678 ext 2106
SamanthaT@MTFteam.com
Tim Bachman
IT Administrator
608.241.5678 ext 2139
timb@MTFteam.com
Tony Mennenga, EA
TAX & FINANCIAL ADVISOR
608.395.2121
TonyM@MTFteam.com
To learn more about the professional history of our financial advisors, please visit FINRA's BrokerCheck.
Services offered only where licensed to do business. Currently licensed in AZ, CA, CO, CT, DC, FL, GA, HI, IA, IL, IN, LA, MA, MD, MI, MN, MO, MT, NC, NE, NM, NV, NY, OH, OR, PA, SC, SD, TN, TX, VA, WA, WI
Securities and Advisory Services offered through Harbour Investments, Inc., Member FINRA & SIPC Mennenga Tax and Financial and Harbour Investments, Inc. are not affiliated entities. Harbour Investments, Inc. does not offer tax or legal advice.
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