Mark Ulrich

Director - Customer Support

With 30 years at Cummins, Mark Ulrich has built extensive expertise across product development, testing, and customer support. As Director of North American Customer Support, he leads a team dedicated to delivering technical solutions and support for customers across the Cummins Engine Business.

2 Articles

Article Engines

Natural gas engines: Questions answered

When it comes to natural gas engines, there are a range of frequently asked questions about the cost, practicality, and feasibility of integrating natural gas into commercial fleets.

Article Engines

Maintaining and servicing commercial natural gas engines

Summary Natural gas engines offer lower operating costs and reduced emissions compared to diesel, and their simpler, maintenance-free exhaust treatment system eliminates the filter changes and replacements that diesel engines require.