| PHPinnacle Hardwood, INC | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| PSPinnacle Stoneworks LLC | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| PCPlum Creek Precast Company | Littleton | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPozzolanic | Denver | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| PIPozzolanic Intl | Denver | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| PMPrometheus Materials INC | Longmont | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| PGPryor Giggy CO | Pueblo | CO | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| PCPueblo Concrete Products | Pueblo West | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| QAQuaking Aspen Stone | Pueblo | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| QPQuarry Partners, LLC | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RMRaptor Materials - Durham, Great Western | Greeley | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete Company | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMRecycled Material Company INC | Commerce City | CO | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| RER E Monks Const CO | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMRe Monks Const CO | Florence | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RGR & G Granite Works | Commerce City | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RLRhino LLC | Denver | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RKRiestras Kitchen & Bath | Westminster | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RFRoaring Fork Redi-mix | Steamboat Springs | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RFRoaring Fork Redi Mix INC | Empire | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RFRoaring Fork Redi Mix INC | Dotsero | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RBRobinson Brick CO | Denver | CO | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| RBRobinson Brick CO | Aurora | CO | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| RHRock Horeb Marble and Granite | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RMRocky Mountain Prestress | Greeley | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RMRocky Mountain Redi-mix | Eagle | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMRocky Mountain Scientific Glass Blowing | Denver | CO | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| RMRocky Mt Prestressed | Sheridan | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RMRoyal Marble, LLC | Florence | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SISanjel (usa) INC. | Fort Lupton | CO | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| SUSanjel Usa, INC. | Rifle Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SJSan Juan Redimix LLC | Pagosa Springs | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SJSan Juan Redimix - Pagosa Rmc | Pagosa Springs 2.1 Mi. Nw of | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| S0See 075/0089 Mcatee Construction Co- Riv | Sterling | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SHS & H Concrete | Aurora | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSiegrist Const. | Erie, Nw of | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SOSierra's of Colorado | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SRSmyrna Ready Mix Concrete, LLC - Spec Agg Ready Mix | Golden | CO | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| SRSmyrna Ready Mix - Estes Park Mix Plant | Estes Park Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SRSmyrna Ready Mix - Portable Ready Mix 2 | Colorado Springs | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| SRSmyrna Ready Mix - Valmont Plant | Boulder Area | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SMSpanish Mill Granite CO. INC. | Buena Vista | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SHSparq Home | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SES&s Enterprises, INC. | Steamboat Springs | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SRSterling Ready Mix Concrete CO | Lamar | CO | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCStone City, LLC | Aurora | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SCStone Concepts of Colorado, INC | Eagle | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SCStone Crafters, INC. Dba Victor Marble | Denver | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SIStone Ideas, LLC | Aurora | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SMStone Mountain Design | Greeley | CO | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
