Jacobs Associates has recently made some significant promotions: Advancing to Principal and Vice President in late 2007, John Stolz has some 27 years of experience in the underground construction industry, including 18 years with Jacobs Associates. His specialties include cost estimating, specifications and contracts, disputes review and resolution, and underground design. Stolz provides technical input on nearly every project under design in the San Francisco office.

Mark Havekost, promoted to Vice President in late 2007, has more than 14 years of experience in the underground engineering industry. His areas of expertise include design of hard rock and soft ground tunnels, microtunneling, and geotechnical engineering. Havekost manages the Portland, Oregon, office and currently serves as Project Manager for underground design of Portland’s Portsmouth Force Main Tunnel.

Promoted to Associate in January, KC Carmichael has over 20 years of experience in the construction claims industry with a focus on schedule analysis, litigation support, and exhibit preparation as part of dispute resolution. He has worked on many of the Claims Department’s recent projects, including the Prado Dam in Corona, California.

Norman Joyal joined Jacobs’ San Francisco office as an Associate this January. He brings over 25 years of civil and geotechnical engineering experience. This includes 20 years as a principal owner in a geotechnical engineering firm that specialized in geotechnical investigations for trenchless projects.


John Stolz John Stolz Mark Havekost Mark Havekost Norman Joyal Norman Joyal