2003 to Current	Owner/Operator, Mark Concrete (Moss Landing, California; Monterey County). - Manufacture of decorative concrete products: Kitchen and bath products Countertops Sinks Shower walls Shower pans Wall panels Tiles - Custom fireplace fascia & components: Cast stone products Window trim Door trim Fascia Wall panels - Specialty products Concrete lamp shades for Tech Lighting
1989 – 2003	Owner/President, M & L PACS (Scottsdale, Arizona) - Prestressed and architectural concrete services - Provided consulting services to the precast concrete industry, including: Engineering Drafting and detailing Project management - Significant products completed during tenure at PACS include: Arthur Ash Tennis Stadium (Flushing Meadows, NY) San Francisco Museum of Modern Art San Francisco Giants Stadium Seating Structure Staples Arena (Los Angeles) Universal Studios Parking Structure (Orlando) California State Capitol Complex Building
1987 – 1989	Owner/Operator, LL Masonry, an Arizona Corporation (Fountain Hills, Arizona) - Masonry contractor performing custom residential and commercial masonry
1981 – 1987	Project Manager, Sales Engineer; Stanley Structures, Division of Stanley Works (Fountain Hills, Arizona) - Precast/prestressed manufacture Specialized in architectural concrete Architect plant design Developed local materials for architecture concepts products Casting bed design
1976 – 1981	Self Employed Building Contractor (Northeastern Ohio) - Also performed consulting services to engineering firms, architects, and precast manufacturers - Provided engineering and drafting services to the precast concrete industry
1971 – 1976	Project Manager; Concrete Masonry Corporation (Elyria, Ohio) - Also performed as sales engineer - Concrete Masonry Corporation was a pioneer in the precast industry – an innovative company