Rotpac Racing

We are a professional chip race timing company serving road races, cross country, and other endurance events. Based out of Milford, Michigan, we serve all of Metro Detroit and surrounding areas. We utilize disposable RFID Bibtags which makes event preparation a breeze! Whether you are an experienced Race Director hosting an established event or you are hosting a first time race, we can help!

Race Timing

We use the latest technology in the chip timing industry utilizing RFID disposable bibtags. We time smaller events around 100 people up to large races well over 1,000. Also included is our finish line setup including an inflatable arch, large clock, and a finish chute.

Online Registration

We utilize RunSignUp for your race registration website. With RunSignUp, we can offer great features like live results published to your website, text message and email results, and pictures automatically mapped to bib numbers. We take the headache out of registration!

Event Management

Running is our passion! Our goal is to take the stress off of race directors. From vendor options to course design, we can help.


Marketing your Road Race

Marketing your Road Race

Here's a few quick ideas on where to market your road race. 1. Running Specific Calendars is the most popular Michigan running calendar but here are some other options to post your event to:...

Top Road Race Calendars to List Your Event On

Top Road Race Calendars to List Your Event On

Posting your event on road race calendars is one of the best ways to get your race out there. They are free to post on (although some have paid promotion options) so it's a great place to start. Here's a few local and national options where you can post your race: 1....

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