Rr&K Kramme, Rlllp

Rr&K Kramme, Rlllp, doing business as Sierra Lumber Co, is a woman-owned small business registered in the System for Award Management (SAM) since 2003, with current registration valid through August 25, 2025. The company operates as a partnership or limited liability partnership and specializes in providing environmental conservation, land management, and infrastructure improvement services to federal agencies primarily in the Southwestern United States. While specific details about the company's founding or complete operational background are not available in the provided document, the federal contract award history demonstrates a consistent focus on environmental and infrastructure projects across multiple federal agencies.

Sierra Lumber Co has been awarded multiple federal contracts, primarily from civilian agencies such as the Bureau of Land Management (BLM), U.S. Forest Service, and U.S. Fish and Wildlife Service. These contracts predominantly involve mechanical mesquite reduction, habitat restoration, road improvements, and aggregate supply services. Most of their contracts are total small business set-asides, with contract values ranging from $41,142.50 to $434,348.00. The company has performed work in various locations across Arizona, including the Las Cienegas National Conservation Area, Coconino National Forest, San Bernardino National Wildlife Refuge, and Coronado National Forest. Their specific services have included road segment improvements, aggregate surface material placement, drainage feature installation, mechanical tree and vegetation reduction, road resurfacing, and infrastructure maintenance. The contracts typically support environmental conservation objectives, such as grassland restoration, invasive species removal, and improving access to public lands through road and infrastructure enhancements.