Macha has professionally-trained staff with over 75 years of experience to assist you with all your payments questions and concerns or provide you with a wide range of compliance services. Please feel free to contact anyone on the Macha staff at any time regarding your needs. Use the following specific information regarding who to call for assistance - or send us an email at

Mary Gilmeister, AAP, NCP

President President and CEO

(262) 345-1245 ext. 2300


Andy Barlow, AAP, NCP

AndyExecutive Vice President

(262) 345-1245 ext. 2100


Michele Barlow, AAP, NCP

MicheleSenior Vice President

(262) 345-1245 ext. 2900

Kimberly W. Rector, AAP

Senior Vice President

(410) 859-0090 ext. 1002


Marybeth Mueller

Senior Vice President

(410) 859-0090 ext. 1005


Cheryl Becker, AAP

CherylAssistant Vice President

(262) 345-1245 ext. 2400


Nicole Ambort-Cram, AAP, APRP

NicoleDirector of Audit

262) 345-1245 ext. 2700


Sara Gigous, AAP, NCP

SaraDirector of Education

(262) 345-1245 ext. 2200


Trish D. Conte

Director of Membership

(410) 859-0090 ext. 1004


Natalie F. Oyler-Lusco

Director of Marketing

(410) 859-0090 ext. 1003

Sherry Meisenheimer

SherryDirector of Administrative Services

(262) 345-1245