Margi Grein

Executive OFFICER

Margi Grein began her career with the Board in 1986 and has served as Executive Officer since 1998. Ms. Grein oversees a staff of 65 employees. During her tenure as Executive Officer, Ms. Grein has implemented professional training programs for Board members and staff, directed modernization of technology to better serve the public and industry members, supervised the implementation of improved procedures for conducting investigations and disciplinary hearings and improved internal and external communications. Ms. Grein serves as a member of the Board of Directors of the National Association of State Contractors Licensing Agencies (NASCLA). Ms. Grein served as Director of Finance and Public Relations for the Board prior to her appointment as Executive Officer. Ms. Grein is retiring on August 1, 2024 after serving as Executive Officer for the past 26 years.

david behar


David Behar was hired in October of 2022 as Deputy Director of Investigations and promoted to Director of Investigations in February of 2023. He has been a resident of Nevada since 2004 and oversees all matters involving Board investigations to include personnel matters, background verifications, and internal investigations. Prior to his employment with the NSCB, Mr. Behar worked 25 years in federal law enforcement with the Drug Enforcement Administration (DEA) in Los Angeles and Las Vegas as both a DEA Special Agent and Group Supervisor. During his tenure with the DEA, Mr. Behar partnered with numerous state and local agencies allowing him the opportunity to disrupt and dismantle some of the world’s most sophisticated drug and money laundering organizations. In April 2024 Mr. Behar was named the NSCB’s Deputy Executive Officer. His service as the NSCB Executive Officer begins in August 2024.


Director of investigations

Terry Wike began his career as a compliance supervisor with the Nevada State Contractors Board in November 2021. In this role, he’s been responsible for overseeing activities of licensed contractors. He has more than 40 years in construction from beginning as a rough framer to consulting all trades about construction laws and regulations. In April 2024 he was promoted to Director of Investigations. In this role, he helped lead the arrest of Lifetime Power solar contractor Derek Carbajal who’s accused of stealing about $250,000 from homeowners and never performing any work. Mr. Wike also worked with homeowners who’ve been harmed by licensed contractors; particularly homeowners affected by the June 2024 collapse of Titan Solar company where the NSCB has received roughly 100 formal complaints about the company. You may contact him at

Susan Broili Kamesch

License Administrator

Susan Broili Kamesch began her career with the Nevada State Contractors Board as Licensing Supervisor in 2010. She became Licensing Administrator in March of 2023 and oversees all aspects of the Licensing Division including personnel and administration. Ms. Broili Kamesch has extensive experience in the public sector having worked for the Nevada Office of the Attorney General and Nevada Board of Parole Commissioners.



Randy Escamilla joined the Nevada State Contractors Board in January 2024 as the Public Information Officer following a successful career as Director of Public Relations with a San Antonio, Texas school district. While in Texas, Mr. Escamilla helped bring in more than $4 million dollars in donations to help children and families. He previously served as Director of Communications for the Sisters of Charity of the Incarnate Word where he helped lead humanitarian aid missions to Zambia, Peru, and Mexico. Mr. Escamilla was also a TV news reporter for a total of 16 years with the NBC television affiliate in San Antonio. He holds a Master of Professional Studies Degree in Strategic Public Relations from The George Washington University in Washington, D.C. and a Bachelor of Journalism Degree from the University of Missouri-Columbia. In his role as PIO, Mr. Escamilla is the public face for the NSCB and regularly meets with journalists, homeowners, contractors, nonprofits, and Nevada leaders to discuss the consumer protections offered by the NSCB. You may contact him at: