In this episode of The Contractor Grow Show, Mark sits down with Mike Heidelberger of HPI Plumbing (Princeton, MN) for a candid conversation about the ups and downs of running a plumbing business through market crashes, industry shifts, and changing customer needs.

- The 28-year journey of HPI Plumbing, from new construction to a thriving service business

- How Mike navigated the 2008 housing crash and rebuilt the company after major losses

- The pros and cons of new construction vs. service work-and why Mike prefers working directly with homeowners today

- Real talk about quoting jobs, handling surprises behind the walls, and keeping customers happy

- The impact of offering a one-year labor warranty and how it builds trust with clients

- Expanding service areas: from Princeton to Minneapolis, St. Paul, Iowa, and beyond

- Challenges and opportunities in finding and retaining skilled plumbers in today’s market

- The growing importance of water quality and how HPI Plumbing is helping homeowners address “forever chemicals”

- Mike’s plans for scaling up the business again and advice for other contractors facing industry changes

**If you’re a contractor, builder, or homeowner in Minnesota-or just want to hear an honest, insightful story about resilience and adaptation in the trades-don’t miss this episode!**

**Contact HPI Plumbing:**

Website: hpiplumbing.net

Serving Princeton, Minneapolis, St. Paul, and surrounding areas

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