MARATHON TITLE SPONSOR 
Please Support Our Race Sponsors
SILVER PADDLE SPONSORS
ASSOCIATED EVENT TITLE SPONSORS
TIME TRIAL SPRINTS
LIVE RACE COVERAGE
DA$H FOR CA$H
START LINE VIP AREA
BRONZE PADDLE SPONSORS
SITE, PRODUCT & MEDIA SPONSORS
FINISH LINE PROPERTY
START LINE PROPERTY
TIME TRIALS PROPERTY
HYDRO DAM PROPERTY
SOCIAL MEDIA PARTNER
OFFICIAL RADIO STATION
OFFICIAL FINISH LINE RADIO STATION
GRAYLING MERCHANDISE SALES
IRON PADDLE SPONSORS
ASSOCIATED EVENT PRESENTING SPONSORS
DA$H FOR CA$H
DA$H FOR CA$H
TIME TRIAL SPRINTS
C-1 EXPRESS
GPS TRACKING
SPECTATOR GUIDE
START LINE VIP AREA
CONTRIBUTING SPONSORS
ASSOCIATED EVENT CONTRIBUTING SPONSORS
SPECTATOR GUIDE
TIME TRIALS
GRAYLING BUSINESS RELAY
FINISH LINE VIP AREA
KLONDIKE CHALLENGE
KLONDIKE CHALLENGE
KLONDIKE CHALLENGE
KLONDIKE CHALLENGE
KLONDIKE CHALLENGE
KLONDIKE CHALLENGE
BONUS SPONSORS
BREAK-THE-RECORD
LEADER’S – SPLIT TIME
LEADER’S – POINT-TO-POINT TIME
HARRY CURLEY BONUS
WOMEN’S
MIXED
ALL-MICHIGAN
ROOKIE
MASTERS
SENIORS
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YOUTH-ADULT
OTHER SUPPORTERS
SPECIAL OLYMPICS
RIVALRY ON THE RIVER SHIRTS
