About Us

Mandy in the RJ Amann Builders truckRon Amann formed RJ Amann Builders, LLC in 1995. He built the business on his reputation as a quality builder who stands behind his work and ensures every customer is satisfied. The business has steadily grown. Today, Ron remains 100% involved in every project, from estimation to completion.

We work hard to establish long-standing relationships with our customers. We believe professional home builders should be trusted, active members of the community. Ron and his business support many local organizations and charities, contributing time and resources to make Lake Geneva a better community.


Locally Respected and Connected!

Member Since 1998  Better Business Bureau accredited member  Check out our rating at the BBB Website!

Lakeland Builders Association member  Member, Lakeland Builder’s Association.