University of Iowa Vendors that are classified as Conflict of Interest (COI) Vendors can be selected and entered on PReqs and eVouchers.  The process below applies only to transactions that involve COI Vendors.

PReq and eVoucher Approvers will be able to view and select Vendor records classified as COI vendors.  PReq and eVoucher transactions involving COI vendors have an additional level of review after all the departmental and purchasing workflow approvals are completed.


  • The following message displays in red in cases where a COI vendor has been selected on a PReq.

This vendor is a conflict of interest vendor and it will be forwarded for an additional level of review. This may create extra processing time for the form. If you have questions contact

  • Once this additional level of review is complete on a PReq, the corresponding PO number displays.

Conflict of Interest Relationship Question on PReqs

  • PReqs will also be forwarded for an additional level of review in cases where a Workflow Approver has answered “Yes, they have a personal or financial relationship with the vendor selected on the PReq.”  This response is displayed in the Workflow approval CFL column.  The vendor selected in these cases may or may not be a COI vendor.


  • The following message displays in red in cases where a COI vendor has been selected on a e-Voucher.

This vendor is a conflict of interest vendor and it will be forwarded for an additional level of review. This may create extra processing time for the form. If you have questions contact

  • Once workflow is complete and the voucher is waiting on vendor approval, the following message will also be displayed.  This message will disappear after vendor approval is complete.


University of Iowa Approved Vendor List as of September 2020

Vendor Name

Product or Service

UI Vendor Number

2MD, Inc. Specialized Computer Software and Hardware Solutions and Consulting 0-635223
Acceptance Recovery Counseling (Daniel Tallman) Substance Use & Mental Health Counseling Services 0-988916
Advanced Biomedical Informatics Group, LLC Software Consulting, Programming 0-576857
Alison Filley Artist 0-985107
Andrew Steven Dylo DJ Business 0-911493
Andy's Pastry Shop (George Morlan) Bakery Business 0-975157
Armadillo Arts Graphic Design 0-102393
Around the Corner Productions, Inc Video Production Services 0-748310
ASL Analytical, Inc. Translational Research 0-678771
Atlantic Brass Quintet Music Education & Performance Company 0-945642
Ayesha's Bakery Baked Goods 0-893435
BABL Al Inc (Shea Brown) Research Consultancy Services 0-989323
Bahri Karacay Band Turkish Folk & Pop Music 0-240660
Balster Pediatric Dentistry Dentistry 0-462085
Barbuzza, Isabel Artist 0-258209
Berry Books Books 0-629024
Bliss Yoga Yoga Classes 0-930655
Bowers, Laura L Massage Therapist 0-437232
Bowers, Laura Licensed Massage Therapist 0-437232
Charles Romans Design Studio LLC (dba Romans Designs, dba TopLiner Design) 2D & 3D graphics & animation, illustrations, logo design & product branding business 0-823764
Cheryl Jacobson Calligraphy Calligraphy 0-184304
Children's Dental Center of Southeast Iowa Dentistry 0-341306
Christine Manwiller Art Work 0-942436
Choo, Chunghi Artist 0-188731
Clarity Scientific Writing Editing Services 0-377118
Clark Operatic Music 0-550824
Computer Design Inc. Designs computer equipment 0-239912
Corridor Courier and Delivery Delivery Service 0-507768
Counseling Center of Iowa City Counseling 0-563452
Craft Central and Antiques Artwork 0-708288
Craig Jarvie Materials for UI Library Special Collections 0-528260
Custom Cakes and More Bakery 0-717381
Data Survey Research Consulting Services Data Collection Consulting 0-406400
Dental Lab Inc Dental Prosthetics 0-107256
Dicharry, LLC Graphic Design 0-765199
Diemer, Lydia M Art Work 0-338839
Digicon Inc. Computer Services 0-545213
Dilg, John Art Work 0-468992
Donald Baxter Graphic Design Graphic & Web Design, Printing 0-253076
Eckert, Michael Medical Equipment, Auditory Training 0-433722
Eco Instruments Inc. (formerly BioDevices Corporation) Manufactures Data Loggers 0-363905
Electrical Connection Company Electrical / Repair/Maint. Service 0-421197
En Theos Inc. - DBA 1M4JC Business Consulting Christian apparel company with a secondary marketing and consulting business 0-644866
EyePrint Prosthetics LLS Contact Lens Prosthetics 0-767948
FaceX LLC Software/Hardware development company 0-891453
Farrin, Laurel Art Work 0-170043
Firefly Communications & Design LLC Graphic & Web Design, Printing 0-343945
Firefly Photonics LLC MIRLED Manufacturing 0-919709 
Five Star Taxi LLC Taxi Services 0-441661
Flower Power (JoAnn Eland) Photo Greeting Cards 0-566955
Frary, Dawn-Dewey Street Photography Photography 0-597082
Gale Mote Associates Skills Training, Motivational Workshops 0-109477
Glasgow, Robert Artist 0-459996
Gratama, Ab Artist 0-545287
Grok Instrumentation LLC Consultant 0-486935
Haack SCUBA SCUBA Equipment/Services 0-425783
Haag, Laurie Art/Photography 0-691701
Harald Stauss Scientific HemoLab, relating to software, seminars, and data analysis 0-723269
Hettmansperger, Sue Art Work 0-352805
Idx LLC Software/Hardware development company 0-635720 
Impact Dental Training LLC Dental Continuing Education 0-770503
Integrity Integrated Inc Skills Training, Motivational Workshops 0-254051
IARMAC-Int'l Academy for Russian Music, Arts, and Culture Music, Arts 0-479531
Inverad Medical Technology Medical Device Marketing 0-779970
Impact Dental Training Dental Certification 0-770503
iOptics LLC Retina Optical Scanner 0-414431
Iowa Brass Collective Musical Ensemble 0-686021
Iowa Chapter of the American Academy of Pediatrics Reach Out & Read Iowa Child Health Organization 0-465442
Iowa City Apparel Apparel Business 0-952463
Iowa City Athletic Officials Association, Inc. Athletic Officiating 0-496232
Iowa City Brazilian Jiu-Jitsu LLC  Jiu-Jitsu 0-884637 
Iowa Foil Printer Inc. Foil Printers 0-112578
Iowa Simulation Solutions LLC Simulation and Design  0-928056
Iowa Wordwrights LLC Writing and Editing Service 0-532740
Jean Florman Writer/Consultant 0-161929
Joni Tyrrell Photo Photography 0-929179 
Jordan Selha Creative + Consulting Consulting Services 0-931628
Jung, Anita Artist 0-430477
Just Go Faster LLC Event Organizer 0-651218
Kas-Ber, Inc. dba Novotny & Son Well Service Pump, well, and water treatment service 0-576951
Kevin Cook - DMACC Consulting Business 0-965679
Kusner, Mary Kay Author 0-516295
Langstraat Services (Leonard Daniel Paul Langstraat) Handyman, audio visual setup & services 0-149340
Lauren Evans Artist/ Non Commission Artwork 0-829039
Lime Creek Farm Catering Services 0-945480
LLAS Inc.  Science Educational Books & Materials 0-745177
Lock Properties Property Holdings Company 0-900577
Lopes, Teresa, Luna Writing and Editing Writing and Editing 0-498767
LT & J Consulting Professional Services 0-419762
Margot Livesey Writing Works 0-546661
Mauro Heck Photography Photography/Art 0-115324
Mazira LLC Software Consulting Service - data management and structuring 0-682950
Medical Imaging Applications LLC Research Software 0-354951
Medical Oncology Partners LLC Lease of Building 0-896354
MES Consulting Consulting Services 0-907794
Molecular Express Inc. Research and Development Technology 0-116565
Monkey Around LLC Musical Entertainment Ensemble 0-500229
Nathaniel, G Wade ISU Approved Vendor 0-841495
NaturemiRI Biological & Biomedical Products 0-777184
Neue Grafik Design Works Web & Graphic Design Services 0-373581
New Mile Media Arts Video Production 0-803694
Northwest Education Training and Assessment Training Products 0-757147
Ob Design Group 3D Printed Model Service 0-846328
Performance Health & Fitness Health/Fitness Club 0-635569
Performance Therapies, LLC Physical Therapy 0-562206
Perry, Daniel Art Work 0-741945
Pickett Consulting, LLC Lab Equipment & Supply Business 0-567042
Pinja LLC Animation and Gaming Service 0-753130
Prevent CVD LLC Clinical Tools 0-338321
Ramaanchar Technologies Computer Consulting 0-533093
Redox Biocat, LLC Bio Regents 0-775753
Reed, Patrick J. Artist 0-693323
Rev-Tac Firearm Instruction Firearm Instruction 0-832424
Richards, Charles D Art Work 0-401694
SantosHuman Inc Human Modeling & Simulation Software 0-684813
Sarrazin, Mary Vaughan Data Analysis Consultant 0-465337
Sauers, Sara Thurber Publication Design & Letterpress Printing 0-130350
Saylor, Timothy Consulting Services 0-477454
Sayuri Sasaki Hemann Artwork Business 0-959824
Schmidt Mowing & More Lawn Care 0-862828
Score Body Composition Body Mass Composition 0-743857
Secrest 1883 Octagonal Barn Rental 0-420371
SE Embroidery Embroidery 0-330155
Smiles in Motion Dentistry 0-357416
Snitzer, James Artist 0-511414
Stapleton, Anne McKee and Jack Real Estate 0-152771
Stratton, Margaret Artist 0-122816
Strooband Weime Facilities Services (Nicholas Weime) Environmental & Janitorial Services 0-963204
Sure Stay Plus Hotel By Best Western (Shradha Patel) Hotel 0-983105
Suzanne B. Aunan Gallery Art Work 0-210440
Tallcorn Music, Inc Musical Entertainment Ensemble 0-158601, 0-339471
The Remains of Iowa City Musical Entertainment 0-708508, 0-330478, 0-910823
Timothy Saylor Consulting Services 0-477454
Transatlantic Diagnostics LLC Web based software 0-413866
TZ Press Publications 0-257345
ValuCon Incorporated Construction Services 0-341071
VIDA Technologies LLC Lung Imaging and Scanning 0-397663
View Point Molecular Targeting LLC Scientific 0-573298
Vilura Music Music Ensemble 0-725341
Virtual Systems Engineering LLC Software 0-778528
Walker Homestead LLC Community Supported Agriculture (CSA) 0-789926
Wehr Group Inc, The Professional Services 0-407094
Wenk, Margaret Designer 0-540365
White Cow Art Consulting Art Consulting 0-691477
White Dove Electronics Electronic Repair 0-125338
White, Susan Chrysler Art Work 0-274066
Wilderness Studio Photography and Touch up 0-653276
William Easton Design Marketing, Social Media, & Web Management 0-677435
Wright Solutions (Ann Wright - ISU) Life and Leadership Coaching


Young, Laura Art Work 0-629380
Z-Axis Imaging LLC Ophthalmic Imaging and Analysis 0-733997