Internal Audit Briefing 

Presented to the Port of Seattle 
Audit Committee and Tay Yoshitani, CEO 

Joyce Kirangi, CPA 
Director, Internal Audit 
September 11, 2012

Agenda 
Audit Report 
1.  Lease and Concession Audits 
None 
2.  Operational Audits 
Central Processing System 
None 
Comprehensive Operational Audit 
Ground Transportation Department
Limited Operational Audit 
None 
3rd Party Audit 
None 
Briefing/Updates 
1.  None

Comprehensive Operational Audit 
Ground Transportation 

Background 
The purpose of the Ground Transportation Department at Seattle-Tacoma
International Airport is to promote high quality, safe and convenient ground
transportation services for the traveling public. 
Ground Transportation (GT) at Seattle-Tacoma International is a department
of 15+ FTEs with a total operating expense budget of $4.5 million for 2012.
The department manages over 2 million outbound trips each year which
generated $7.5 million in airport transportation fees in 2011.

Comprehensive Operational Audit 
Ground Transportation 

Audit Objectives 
The purpose of the audit was to determine whether the department
management has established adequate controls to ensure that: 
all applicable tariffs are charged accurately, collected properly, and
deposited intact. 
concession revenue is properly calculated per the concession
agreement and remitted timely. 
all violations have been processed. 
We examined the Ground Transportation Department for the period from
January 1, 2010 to June 30, 2012.

Comprehensive Operational Audit 
Ground Transportation 

Audit Result 
Improvement Opportunity 
Monitoring Controls Over Concession Agreements 
Accountability Over Violations