INTEGRITY: Honesty is a value that instills trust. Without complete trust, customers and vendors will hesitate doing business with Warning Lites. Integrity can never be taken away, but it can be given away by being dishonest in actions or words.

EXCELLENCE: Warning Lites will never compromise with equipment or service on job sites by "just getting by." Warning Lites will always excel at everything it does.

HUMILITY: As good as Warning Lites is, there is always room for improvement. Without humility, one becomes complacent.

SERVICE: As a service company, Warning Lites is always looking for ways to add value to everything it does, which ensures that our customers and vendors will remain loyal.

SAFETY: By helping vehicles and pedestrians safely travel on roadways and negotiate work zones and events, Warning Lites is promoting health and safety throughout the community.

RESPECT: Every person, whether it is a customer, vendor, peer or private citizen, that Warning Lites personnel comes into contact with deserves to be treated courteously and with respect.


Warning Lites: Delivering Performance with Pride


To provide the best Traffic Control Service to the Highway and Event Industries in the upper Midwest while creating employee and customer loyalty through uncompromising integrity.

Service, Expertise, Reputation

Warning Lites of Minnesota is your expert partner in work zone, roadway and event safety. As a highly responsive team of traffic and event safety experts, we provide consistently outstanding service to ensure your projects, workers and events are safe and successful. Our reputation for service and expertise means that you can trust Warning Lites to meet your deadlines and budget requirements.

Contact us today to begin your project.

Our divisions cover:

  • Traffic Control Rental & Sales
  • Event Traffic Control
  • Pavement Marking
  • PDI Block™ Sales
  • Permanent Signs
  • Safety Training

Reduce risk, avoid delays and minimize costs. Count on our experts to get you in the right devices and equipment, backed with round-the-clock hands-on support.

Meet Our Leadership Team

Our team’s extensive experience makes it the most qualified in the industry.

Pat Donohue


“Our team is dedicated to serving customers and getting the job done right. Let us show you how we exceed expectations and always ‘Perform with Pride.’”

Tim Lewis

Operations Manager
25+ years of service

“Thanks to our legacy of deep and wide experience, you can be confident that Warning Lites can address any challenge you have. Contact any of our staff members to begin your project today.”

Mike Leaf

Marketing Director
25+ years of service

“Warning Lites provides fast, responsive service and support you can count on. All the familiar faces and names are ready to serve you.”

Jamie Ptacek

Special Event Manager
25+ years of service

“We work behind the scenes to keep your participants and volunteers safe. You can trust that we will provide the best possible service and help make your event successful.”

Wendy Bengston

Pavement Marking Manager
25+ years of service

“From standard latex to the newest thermoplastic, we can supply you with a professionally installed pavement marking to fit your budget.”

Scott Brierley

Heavy Equipment Manager
25+ years of service

“Pavement marking is an integral part of safety for motorists and pedestrians. We are proud of our tradition and reputation of working closely with customers and road authorities to ensure both timely and efficient installation of quality pavement markings.”

Mary Jane Wander

Business Manager/Human Relations
25+ years of service

Brian Luftman

Permanent Signing Estimator/Manager
25+ years of service

“We handle all customer requests thoroughly and efficiently. With Warning Lites you can rest easy knowing you will be taken care of right away.”

Chris Meyer

Greater MN Area Supervisor
25+ years of service

“We strive in providing the safest work sites possible with keeping service # 1 and giving our customers peace of mind.”

Steve Larson

Pavement Marking Operations Manager
25+ years of service


Eric Bertossi

Traffic Control Manager
25+ years of service