SJM Keystone Solutions LLC
About us
SJM Keystone Solutions LLC is a locally owned and operated construction business dedicated to delivering high-quality craftsmanship and dependable service. Led by Spencer Mannix, the company brings over 5 years of hands-on residential construction experience in the Helena area. Spencer has a strong background in framing, roofing, siding, window and door installation, and interior finish work, with a specialized focus on trim carpentry and flooring installation, including laminate, vinyl plank, and tile. His experience working on full residential builds from foundation to finish has built a deep understanding of both structural integrity and attention to detail. SJM Keystone Solutions LLC takes pride in clean, efficient job sites, clear communication, and getting the job done right the first time. Whether it’s installing interior doors, upgrading trim, or completing detailed finish work, every project is approached with precision, reliability, and respect for the homeowner’s space.
Services we offer
Clean, precise, professional craftsmanship, Flooring installation (laminate, vinyl, tile), Interior door installation & replacement, Interior trim (baseboards, casing, crown molding), Remodels & new construction finish work
Amenities
Free Estimates
Yes
Licensing
Trade License Number
Trade License Locale
Trade License Expiration
State Contractor License Requirements
All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our Find Licensing Requirements page.
*Contact business to see additional licenses.