Our consultants are world-class experts who have helped to create some of the profession’s best practices in their areas of focus. While they pride themselves on being industry leaders, they’re most satisfied when they develop innovative solutions that meet a client’s unique needs—and when they communicate that knowledge and insight in ways customers can understand and appreciate.

Management

Photo Shawna Ackerman FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 415-692-0937
shawnaa@pinnacleactuaries.com
Photo LeRoy Boison FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 516-746-7149
lboison@pinnacleactuaries.com
Photo Barbara T. Henderson Executive Director



Biography
Office Phone: 309-807-2303
bhenderson@pinnacleactuaries.com
Photo Joseph A. Herbers ACAS, MAAA Managing Principal



Biography
Office Phone: 309-807-2310
jherbers@pinnacleactuaries.com
Photo Steven G. Lehmann FCAS, FSA, FCIA, MAAA Principal and Consulting Actuary



Biography
Office Phone: 309-807-2302
slehmann@pinnacleactuaries.com
Photo Roosevelt C. Mosley, Jr. FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 309-807-2330
rmosley@pinnacleactuaries.com
Photo Robert J. Walling, III FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 309-807-2320
rwalling@pinnacleactuaries.com

Consultants

Photo Shawna Ackerman FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 415-692-0937
shawnaa@pinnacleactuaries.com
Photo LeRoy Boison FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 516-746-7149
lboison@pinnacleactuaries.com
Photo Erich A. Brandt FCAS, MAAA Consulting Actuary



Biography
Office Phone: 309-807-2311
ebrandt@pinnacleactuaries.com
Photo Christopher S. Carlson FCAS, MAAA Consulting Actuary



Biography
Office Phone: 614-602-6594
ccarlson@pinnacleactuaries.com
Photo Nikklaus J. Frank ARM, ARM-P Risk Management Consultant



Biography
Office Phone: 309-807-2315
nfrank@pinnacleactuaries.com
Photo Derek W. Freihaut FCAS, MAAA Consulting Actuary



Biography
Office Phone: 309-807-2313
dfreihaut@pinnacleactuaries.com
Photo Joseph A. Herbers ACAS, MAAA Managing Principal



Biography
Office Phone: 309-807-2310
jherbers@pinnacleactuaries.com
Photo Bryan Isbell Information Technology Manager



Biography
Office Phone: 309-807-2350
bisbell@pinnacleactuaries.com
Photo Steven G. Lehmann FCAS, FSA, FCIA, MAAA Principal and Consulting Actuary



Biography
Office Phone: 309-807-2302
slehmann@pinnacleactuaries.com
Photo Kevin M. Madigan PhD, ACAS, MAAA Consulting Actuary



Biography
Office Phone: 518-288-0139
kmadigan@pinnacleactuaries.com
Photo Laura A. Maxwell FCAS, MAAA Consulting Actuary



Biography
Office Phone: 415-692-0938
lmaxwell@pinnacleactuaries.com
Photo Roosevelt C. Mosley, Jr. FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 309-807-2330
rmosley@pinnacleactuaries.com
Photo Pete S. Rauner FCAS, MAAA Senior Consulting Actuary



Biography
Office Phone: 630-457-1296
prauner@pinnacleactuaries.com
Photo Sandra L. Ross FCAS, MAAA, CIC Consulting Actuary



Biography
Office Phone: 734-927-5103
sross@pinnacleactuaries.com
Photo Paul A. Vendetti FCAS, MAAA Senior Consulting Actuary



Biography
Office Phone: 309-807-2312
pvendetti@pinnacleactuaries.com
Photo John E. Wade ACAS, MAAA Senior Consulting Actuary



Biography
Office Phone: 317-889-5760
jwade@pinnacleactuaries.com
Photo Robert J. Walling, III FCAS, MAAA Principal and Consulting Actuary



Biography
Office Phone: 309-807-2320
rwalling@pinnacleactuaries.com
Photo Gary C. Wang FCAS, MAAA Consulting Actuary



Biography
Office Phone: 309-807-2331
gwang@pinnacleactuaries.com
Photo Christopher S. Carlson FCAS, MAAA Consulting Actuary

Mr. Carlson is a Consultant with Pinnacle Actuarial Resources, Inc., in the Upper Arlington, Ohio office. He holds a Bachelor of Science degree in Mathematics from the University of Oregon in Eugene and also attended Valparaiso University. He entered the insurance industry and began his actuarial efforts in 1979.

Since joining Pinnacle in 2005, Mr. Carlson’s consulting engagements and practice have included personal and commercial lines ratemaking, rate filing and regulatory compliance including expert witness testimony, legislative review and costing and personal lines, commercial lines and title insurance reserving. He has considerable experience with Florida issues including rate filing requirements and the use of catastrophe models in ratemaking and exposure management. He has been involved in performing studies for various state government operated funds.

Mr. Carlson is a Fellow of the Casualty Actuarial Society and a member of the American Academy of Actuaries. He is the immediate Past President of the Casualty Actuarial Society and currently serves as the Chair of the CAS Board of Directors. Previously, he has served the CAS in various other capacities including as a member of the Board of Directors, Vice President of Professional Education, member of the Executive Council, Chair of the Ratemaking Research Committee and the Ratemaking Seminar Committee and frequent faculty member of the Ratemaking Seminar, Casualty Loss Reserve Seminar and Predictive Modeling Seminar. Mr. Carlson is a frequent speaker at industry meetings on topics related to personal lines pricing, reserving and actuarial standards of practice.

Mr. Carlson was a member of the Casualty Committee of the Actuarial Standards Board from 1997 through 2006 and served as the Committee Chair in 2005 and 2006. He served on the Board of Directors of the American Academy of Actuaries in 2007 and 2008. He has been a member of the Academy’s Casualty Practice Council since 2005.

Prior to joining Pinnacle, Mr. Carlson held various actuarial positions during his tenure with the Nationwide Insurance Companies which spanned over twenty-five years. His ratemaking assignments included personal lines automobile and homeowners, rate filings and regulatory compliance, His reserving assignments included both personal and commercial lines as well as assumed reinsurance. He provided actuarial assistance to a subsidiary third party claims administrator. His involvement with assumed reinsurance included analysis of the run-off of asbestos and environmental liability both in the U.S. and London Markets and analysis of various potential commutation opportunities. He was involved in due diligence teams in the review of potential acquisition candidates.

Biography
Office Phone: 614-602-6594
ccarlson@pinnacleactuaries.com