The CMC Team

DIPAYAN JANA, President, Petrographer, Materials Scientist, Professional Geologist Specialized in testing, evaluation, investigation, and research of construction materials, including their short and long-term performance. For the last ten years, Mr. Jana has been involved in more than thousand projects on quality assurance and forensic investigations of various kinds of construction materials and structures. He supervises the entire operation of the team, a major part of which involves regular field and laboratory examinations, consulting, report preparation, administrative operations, and expert testimony in trials and arbitrations. (Download Resume)

Formerly: (1) Senior Petrographer, The Erlin Company 1999-2003; (2) Petrographer/Materials Scientist/Assistant Laboratory Manager, Testwell Laboratories, Inc.1999; (3) Petrographer / Materials Scientist / Laboratory Manager, Cole Consulting Corporation, Materials Technologies Division, 1996-1999; (3) Teaching Assistant - Petrography, Petrology, Mineralogy, Columbia University, Lamont-Doherty Earth Observatory; Department of Earth and Environmental Sciences, 1993-1996; (4) Teaching Assistant - Petrography, Petrology, Mineralogy; University Of Illinois at Chicago; Department of Geological Sciences, 1990-1993.

Education: (1) Ph.D. - Civil Engineering - Rochville University, 2007; (2) Ph.D. Program - Geological Sciences (Major in Petrology/Mineralogy/High-temperature Geochemistry and Experimental Petrology) - Department of Earth and Environmental Sciences, Columbia University, 1993-1996; (3) Master of Science (M.S.) - Geological Sciences (Major in Petrology/Geochemistry) - Univ. of Illinois, 1993; (4) Master of Science (M. Sc.) - Geological Science (Major in Petrology/Mineralogy/Geochemistry) - Univ. of Calcutta, India, 1990; (5) Bachelor of Science (B.Sc.) - Geological Sciences (Major in Petrology/Petrography) - Univ. of Calcutta, India, 1987.

Professional Affiliations: (1) American Society for Testing and Materials, Member in Committee C 9.65, Petrography; (2) American Concrete Institute, Member in Committee 116 - Cement and Concrete Terminology, Committee 201-Durability of Concrete, Committee 221 - Aggregates, and Committee 302 -Construction of Concrete Floors; (3) American Society of Civil Engineers; (4) Society of Concrete Petrographers; (5) Geological Society of America, (6) Geochemical Society of America; (7) Mineralogical Society of America, (8) American Geophysical Union.

Professional Registration: Registered Professional Geologist, States of Washington and Texas.

MICHAEL F. PISTILLI, Consulting Chemist, An ACI Fellow, Mr. Pistilli specializes in studies and evaluations of construction and other materials, including their short and long term performance.

Currently: (1) Consulting Chemist, Construction Materials Consultants, Inc.; (2) Technical Director, Prairie Materials Corporation.

Formerly: (1) Vice President Research and Development, American Admixtures Corporation, 1977 – 1989; (2) Research Chemist, Research and Development Laboratories, Portland Cement Association, 1975 – 1977; (3) Chemist, Materials Services Corporation, 1967 – 1975; (4) Chemist, Marquette Cement Company, 1965 - 1967.

Education: (1) M.A., University of Illinois, 1975; (2) B.A., Lewis University, 1966.

Professional Affiliations: (1) American Concrete Institute [Member of: Committee 212, "Chemical Admixture"; Committee 363, "High Strength Concrete"; Committee 234, "Silica Fume"; Committee 211-D, "Proportioning High Strength Concrete"; Committee 211, "Proportioning Normal Strength Concrete"; and Committee 125, "Space Applications (Lunar)"], (2) American Society for Testing and Materials [Member of: Committee C01, "Hydraulic Cement"; Committee C09, "Concrete & Concrete Aggregates"; Committee C09.60, "Testing Fresh Concrete"; Committee C09.61, "Testing for Strength"; Committee C09 "Chemical Admixtures"; Committee C09.2303, "Chemical Admixtures"; Committee C09.2302, "Air-Entraining Admixtures"; Committee C09.69, "Miscellaneous Tests"; and Committee C12, "Mortars and Grouts for Unit Masonry"]; (3) American Chemical Society.

LINDA DAVIDSON, Consultant Previously worked as an Office Secretary at CMC, Mrs. Davidson provides assistance in preparation of CMC flyers, brochures, newsletters, and internal manuscripts prior to their publications. Graduated with honors with an associate degree in Secretarial Science, Mrs. Davidson is efficient in MS Word, Excel, Access, PowerPoint, and Graphics programs. Prior to joining the CMC, Inc. Mrs. Davidson worked as Secretary, Programming Librarian, Receptionist, and Administrative Assistant in Bank,, Industrial firm (e.g. IBM), Law Firm, Taxation Board, and Churches.

Theresa Casper, Laboratory Technician Mrs. Casper provides sample preparation, imaging, photography, photomicrography, and chemical analysis services in the CMC laboratories and has joined the team with a Bachelor of Science degree in Geosciences from the Pennsylvania State University. Previously worked as a Geotechnician in IT Corporation Mrs. Casper is well- trained in all aspects of laboratory services that are required for petrographic examinations and chemical analysis of construction materials. Apart from regular petrographic sample preparations of concrete, mortar, bricks, stone, stucco and other construction materials, Mrs. Casper is also involved in innovative sample preparation techniques in concrete petrography, e.g., dye-mixed epoxy impregnation for thin-sectioning, large-area thin-sectioning, black-and-white contrast enhancement in air void analysis of hardened concrete, etc.

JENNIFER LEE HALL, Office Secretary Mrs. Hall is the office secretary of CMC and its sister company Applied Petrographic Services, Inc. (APS). Mrs. Hall's responsibilities vary from answering phone calls to report preparation, office and laboratory equipment and consumable inventory control, payable and receivable updates, sample return and disposal process, client and project data entry, etc. The smooth operations of CMC and APS depend significantly on the skill, dedication, enthusiasm, and active participation of Mrs. Hall in the team.

JEFFREY MARTIN BROWN, Laboratory Technician Mr. Brown has joined the firm with a Bachelor of Science degree in Earth Science and Geography with concentrations in Geology, Cartography, and Mathematics. Mr. Brown is involved in extensive sample preparation for CMC and the sister-company, Applied Petrographic Services, Inc. (APS). From regular day-to-day operations of sectioning, grinding, polishing, thin sectioning, and other sample preparation methods Mr. Brown is also engaged in the research and development of innovative sample preparation fixtures and techniques for automated precision sectioning and grinding of multiple samples for the bulk production of quality thin sections for the customers of APS.

Cement-Aggregate-Concrete Division ● Masonry & Mortar Division ● Stone & Tile Division ● Applied Petrographic Services, Inc.