WHO WE ARE

Cokala was founded early in 2007 by Marianne Couch, Mary Kallewaard and Jerri LS
Langer.  
Since that time, the Cokala tax group has continuously provided services for a
growing number of organizations.  

Jerri LS Langer, Esq.
Jerri is a nationally recognized tax information reporting and withholding consultant who
provides a wide range of tax advisory services to many Fortune 500 companies around the
world.  She is currently a member of the IRS Commissioner’s Information Reporting
Program Advisory Committee (IRPAC).  This is her second IRPAC appointment; she
previously served in 1999-2000 and was Subcommittee Chair on Legislation and
Regulatory Matters.  She formerly served as chief tax compliance officer of ProBusiness
Services Inc, a Fortune 500 payroll service company, where she orchestrated a new merger
& acquisition service, and managed tax controversy and government relations areas; and as
a Director in Balance Consulting, heading special consulting services; and as a Director in
Deloitte & Touche, where she gained a national reputation assisting clients in complying
with domestic and international payroll tax, as well as other tax reporting and withholding
requirements.  As a tax advisor on Wall Street, she gained significant operational experience
in brokerage, banking and insurance operations and product development, as well as in
retirement plan and employee benefits processing .  

Marianne Couch, Esq.
Marianne  is a nationally known advisor and author on U.S. federal and state tax information
reporting compliance, and a frequent lecturer at major tax conferences.  She served for
many years as Research Director of Balance Consulting, and chaired special training and
advisory services provided to large organizations and nonprofit institutions.  She is a former
member of the IRS Information Reporting Program Advisory Committee (IRPAC) and Chair
of the IRPAC Subcommittee on Small Business and Self-Employed (SBSE) tax issues.  In
this capacity, she testified annually before the IRS Commissioner on issues of concern to
the information reporting community.  Marianne previously worked for a large Michigan law
firm, and served as a Research Attorney for the Michigan Court of Appeals.      

Mary Kallewaard
Mary previously served in multiple roles at Balance Consulting, including editing and writing
for specialized tax publications, and developing curriculum for tax compliance training
programs.

The Cokala group also includes additional highly experienced professional advisors, and
technical support specialists.
About COKALA
Please give us a call at 734.629.5155 or send us a message.
COKALA Tax Information Reporting Solutions, LLC - telephone 734.629.5155
PO Box 2224, Ann Arbor MI 48105-2224 - fax 734.428.0702