About NNAC, Inc.
NNAC Distinctives
Top level project management and customer service while keeping a “safety first” approach.

NNAC Certifications
SBA Certified 8(a)
Native American
Woman Owned
Economically Disadvantaged
History
Founded in 2009 by Regina Lettau, NNAC was formed as a specialty contracting company geared toward serving military installations and federal customers nationwide. Regina grew up in the construction industry amongst family & close friends who taught her firsthand some of the most important values she manages her company by today; respect, integrity, & hard work. Regina’s executive background began in compliance and federal sector construction administration. In early 2011, Regina accepted certification into the SBA 8(a) program as a Native American, Woman-Owned construction firm. Headquartered in North Idaho, NNAC is serving its customers in regions nationwide.
Qualifications
NNAC performs with top level project management and customer service while keeping a “safety first” approach.
Services and Qualifications Include:
General Construction
Construction Management
Remote Site Construction
Architectural & Structural Renovations & Upgrades
Heavy Civil
Design/Build
Self- Performed Work
LEED AP Staff
Safety 1st Commitment
NNAC maintains positive business relationships with their bank and surety companies. NNAC is backed by a federally registered surety company providing a $15M Single / $50M Aggregate Bonding Capacity and a substantial line of credit. NNAC reinvests profits into the company creating robust cash reserve and zero debt.
$15M Single / $50M Aggregate Bonding Capacity
Primary Duns # 969785778
Our Commitment
NNAC has built a reputation on core values that they bring to every project.
Our Commitment is to:
- Provide experienced project understanding of the construction needs and expectations of our customers.
- Provide reliable insight to every job, ensuring that all completed projects will have a positive impact, improving on the functions, environment, and image of our customer’s facilities.
- Be your trusted partner with dedication to customer satisfaction.
Our Customers


U.S. Army
U.S. Navy
U.S. Air Force
U.S. Coast Guard
National Guard
NAVFAC
General Services Administration (GSA)
National Park Service
U.S. Forest Service
Bureau of Land Management
TSA
U.S. Army Corps of Engineers
Idaho Dept. of Health & Welfare
Spokane County
Washington State University
Idaho State University
North Idaho College
Spokane International Airport
Syringa Hospital
State Hospital North (Orofino, Idaho)
NNAC Locations
Our corporate office is located in North Idaho. We have performed work in seven states, as shown on the map. NNAC has successfully completed projects for the Army, Navy, Air National Guard and GSA and is expanding to other strategic locations nationwide.

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