David K. Leinbach is President and owner of the Kaiser-Martin Group, and Kaiser Investment. With over thirty years of experience in the construction industry, David has hands on experience in all areas of Business Administration as well as the building trades. His Bachelor’s Degree in Business Management has helped him to enhance his skill set and thrive in today’s marketplace.  David also has experience in the governmental sector after having served eighteen years as a Township Supervisor.  David serves on numerous local civic organizations and is active in his church.  Additionally, he serves on the National Board of Trustees for the ABC (Associated Builders and Contractors) Insurance Trust.  David lives with his wife and six children in Tamaqua. 

With over fifty years of experience in the construction field, Christian brings a wealth of experience and knowledge to the Kaiser-Martin Group.  Having learned the trade from his father, Christian passed on the love of the trade to his son David Kaiser Leinbach.  When David started Kaiser Construction in 1984 he asked his father to join him. They have been working together since that time. Currently, Christian is "officially retired" but continues to serve as an advisor and consultant for KMG. Christian lives with his wife in Hamburg, Pa.  They have five children and 23 grandchildren.

Amy Klein is the Office Administrator for the Kaiser-Martin Group with 20 years of Office Administrative work experience.  Before joining in July of 2012, Amy had worked for several years in the Glass Industry and later in the Administrative Offices for the Local School District. Amy lives with her husband and three sons in Wernersville, PA.