Our People
Leadership
ASM’s Principals, Directors, Archaeologists, Architectural Historians, and other technical staff have decades of professional and educational experience in cultural and heritage resources management. Through their experience, our technical experts have obtained the knowledge necessary to successfully complete projects, maintain safe practices, comply with legal requirements, and keep projects on schedule.
Principals and Directors

Robert Rechtman, Ph.D.
CEO

David Mayes, M.S., M.B.A.
CFO

Brian Williams, M.M.A. - Archaeologist
RPA | COO

Mark Becker, Ph.D. - Archaeologist
RPA | Director, Carlsbad Office

David Whitley, Ph.D. - Archaeologist
RPA | Director, Tehachapi Office

Matt Clark, M.A. - Archaeologist
Director, Hilo Office

Shelby Castells, M.A. - Archaeologist
RPA | Director, San Diego Office

Shannon Davis, M.A. - Architectural Historian / Historian
RPH | Director, History Group

Dave Iversen, M.A. - Archaeologist
RPA | Director, Stanwood Office

Edward Stoner, M.A. - Archaeologist
RPA | Director, Reno Office

Nick Belluzo, M.A. - Archaeologist
RPA | Director, Honolulu Office

Brennan Bajdek, M.A. - Archaeologist
RPA | Director, Eugene Office

John Taylor Montoya, Ph.D. - Archaeologist
RPA | Director, Albuquerque Office

Peter Carey, M.A. - Archaeologist
RPA | Director, Central Valley
Stakeholders
With experts in local archaeology and historic preservation, ASM staff have established long-term relationships with regional stakeholders including local preservation groups, tribal nations, and local, state and federal agencies.
Staff Qualifications
All of ASM’s Principals, Directors and Senior Technical Specialists hold advanced degrees and exceed the Secretary of the Interior’s (SOIs) Professional Qualifications Standards for their respective fields.
Safety & Training
As part of ASM’s business philosophy, we provide in-house and off-site training to all of our employees in order to stay up to date on case law, safety techniques, advanced technologies, and successful business practices.
Additional Staff
Our staffing capabilities include sufficient personnel to conduct multiple projects simultaneously while maintaining delivery of high-quality products. ASM provides technical expertise in all specialties and methodologies of archaeology, historic preservation, and GIS, and also regional expertise to ensure clients are provided a focused approach. Specialties include experts in the fields of geoarchaeology, remote sensing, GPR, 3d modeling, XRF analysis, and other technical areas, solidifying ASM as a premier CRM firm. Additionally, many of our staff members have cross-disciplinary training. This includes staff that have obtained HAZWOPER certifications, UXO Safety Training, and are CPR and First Aid certified.
Senior Archaeologists
Sherri Andrews, M.A., J.D., RPA
Benjamin Barna, Ph.D.
Amy Jordan Ph.D., RPA
Zoē Rawski, Ph.D., RPA
Summer Moore, Ph.D.
Lokelani Brandt, M.A.
Whitney Osiensky, M.A., RPA
Holly Drake, M.A., RPA
Kent Manchen, M.A., RPA
Jana Boersema, M.A.
Teresa Gotay, M.A.
Lauren Kepa’a, B.A.
Michael Shong
Staff Archaeologists
Michelle Dalope
Larry Tift
Robert Azpitarte
Daniel Calvani
Lucas Piek
Thomas Taylor
Amanda Jokela
Andrea Catacora
Kimberly Lauko
Johnny Dudoit
Robynn Namnama
Michelle Hamilton
Michael Buxton
Nicole Ishihara
Kat Burg
William Bacon
Alexander Hutton
Candace Gonzales
Brianna Mendez
Evan Ryder
Amy Ketner
Noelle Vazquez
Ross Way
Terrence Luevano
Tucker Austin
Carol Oordt, M.A
Sergio Elizarraga, M.A.
Rancestan DeRego-Cabarloc
Architectural Historians & Historians
Sarah Stringer-Bowsher, M.A., RPH
Marilyn Novell, M.S.
Laura Kung, M.A.
Laura Voisin George, M.A.
Madeline Gonzalez, M.A.
GIS Specialists
Montana Long, M.A., RPA
Nick Doose, M.A.
Manuel Lopez
Erica Esquer
Administrative Staff
Jason Carr | Word Processing
Wendy Limsico | HR Manager
Brent Burmeister | Director, Marketing & Proposals
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ASM Corporate Headquaters | 2034 Corte Del Nogal | Carlsbad, California 92011.