DouxProcess Directory

Ask for any business in the US.

NAICS 238220 · Plumbing, Heating, and Air-Conditioning Contractors

you asked:

Plumbers in Middletown, CA

8 plumbers in Middletown, CA; 346 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Red's Plumbing

    ActiveC36 Plumbing

    Santa Rosa, CA · WC ✓ · 19 mi away

    Proof for Red's Plumbing
    License
    CSLB 1087712
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Feb 29, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 540-4333
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  2. Redwood Sewer & Drain Service

    ActiveC36 Plumbing

    Santa Rosa, CA · WC exempt · 16 mi away

    Proof for Redwood Sewer & Drain Service
    License
    CSLB 1043000
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Aug 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 393-1959
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  3. Riverside Electric

    ActiveC36 Plumbing+1

    Windsor, CA · WC exempt · 18 mi away

    Proof for Riverside Electric
    License
    CSLB 706815
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C36 Plumbing
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Windsor, CA · serves California
    Phone
    (707) 540-5326
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  4. Rob Land Plumbing Inc

    ActivePrivate motor carrier

    Clearlake, CA · 16 mi away

    Proof for Rob Land Plumbing Inc
    USDOT registration
    US-DOT 3934244
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Clearlake, CA · serves California
    Phone
    (707) 224-9636
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  5. Roberts Service & Construction

    ActiveC36 Plumbing+4

    Santa Rosa, CA · WC ✓ · 19 mi away

    Proof for Roberts Service & Construction
    License
    CSLB 556014
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; C4 Boiler, Hot Water Heating and Steam Fitting; C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 584-5880
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  6. Rock Solid Drains Inc

    ActiveC36 Plumbing

    Santa Rosa, CA · WC ✓ · 16 mi away

    Proof for Rock Solid Drains Inc
    License
    CSLB 1065909
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 889-8191
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  7. Rogers Radiant Inc

    ActiveC36 Plumbing+1

    Windsor, CA · WC ✓ · 18 mi away

    Proof for Rogers Radiant Inc
    License
    CSLB 786292
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C36 Plumbing
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Windsor, CA · serves California
    Phone
    (707) 433-1789
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  8. Ryan Perez Plumbing LLC

    ActivePrivate motor carrier

    Clearlake, CA · 16 mi away

    Proof for Ryan Perez Plumbing LLC
    USDOT registration
    US-DOT 3779862
    Issuer
    US-DOT
    Status
    Active
    Class
    Private motor carrier
    Checked
    Oct 23, 2026
    Where
    Clearlake, CA · serves California
    Phone
    (707) 294-8953
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → US-DOT record
  9. Same Day Heating, Cooling & Plumbing

    ActiveC36 Plumbing+2

    Windsor, CA · WC ✓ · 18 mi away

    Proof for Same Day Heating, Cooling & Plumbing
    License
    CSLB 1113715
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C10 Electrical; C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Dec 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Windsor, CA · serves California
    Phone
    (707) 440-0590
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  10. Schefer Radiant

    ActiveC36 Plumbing+1

    Santa Rosa, CA · WC ✓ · 19 mi away

    Proof for Schefer Radiant
    License
    CSLB 877442
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C4 Boiler, Hot Water Heating and Steam Fitting; C36 Plumbing
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 546-3444
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  11. Simeone Plumbing Inc

    ActiveC36 Plumbing

    Santa Rosa, CA · WC ✓ · 19 mi away

    Proof for Simeone Plumbing Inc
    License
    CSLB 890196
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Jul 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 836-1860
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  12. Sonoma County Plumbing Inc

    ActiveC36 Plumbing+2

    Windsor, CA · WC ✓ self-insured · 18 mi away

    Proof for Sonoma County Plumbing Inc
    License
    CSLB 748975
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C16 Fire Protection; C36 Plumbing
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Self-insured for workers' comp
    Where
    Windsor, CA · serves California
    Phone
    (707) 838-7775
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  13. Swan Plumbing Inc

    ActiveC36 Plumbing+1

    Santa Rosa, CA · WC ✓ · 19 mi away

    Proof for Swan Plumbing Inc
    License
    CSLB 656463
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C16 Fire Protection; C36 Plumbing
    Expires
    Feb 28, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 575-5541
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  14. Tavares Construction

    ActiveB General Building+1

    Santa Rosa, CA · WC exempt · 20 mi away

    Proof for Tavares Construction
    License
    CSLB 1129960
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    B General Building; C4 Boiler, Hot Water Heating and Steam Fitting
    Expires
    Dec 31, 2026
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 849-5534
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  15. Tgs Plumbing

    ActiveC36 Plumbing

    Santa Rosa, CA · WC exempt · 16 mi away

    Proof for Tgs Plumbing
    License
    CSLB 1137047
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    May 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 710-0810
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  16. United States Plumbing U S P

    ActiveC36 Plumbing

    Santa Rosa, CA · WC ✓ · 16 mi away

    Proof for United States Plumbing U S P
    License
    CSLB 1084090
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    Nov 30, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 843-0065
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  17. Valley Comfort Heating and Air Inc

    ActiveC36 Plumbing+1

    Santa Rosa, CA · WC ✓ · 20 mi away

    Proof for Valley Comfort Heating and Air Inc
    License
    CSLB 887868
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C20 Warm-Air Heating, Ventilating and Air-Conditioning; C36 Plumbing
    Expires
    Mar 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 539-4533
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  18. Wahl Plumbing Inc

    ActiveC36 Plumbing

    Windsor, CA · WC ✓ · 18 mi away

    Proof for Wahl Plumbing Inc
    License
    CSLB 995671
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C36 Plumbing
    Expires
    May 31, 2028
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Windsor, CA · serves California
    Phone
    (707) 529-8785
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  19. Water Squared

    ActiveC55 Water Conditioning

    Santa Rosa, CA · WC exempt · 19 mi away

    Proof for Water Squared
    License
    CSLB 980672
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    C55 Water Conditioning
    Expires
    Jan 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Exempt: no employees
    Where
    Santa Rosa, CA · serves California
    Phone
    (707) 477-2867
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record
  20. Waterworks Industries Incorporated

    ActiveC36 Plumbing+5

    Windsor, CA · WC ✓ · 18 mi away

    Proof for Waterworks Industries Incorporated
    License
    CSLB 678182
    Issuer
    California Contractors State License Board
    Status
    Active
    Class
    A General Engineering; B General Building; C27 Landscaping; C36 Plumbing; C53 Swimming Pool; D21 Machinery and Pumps
    Expires
    Oct 31, 2027
    Checked
    Oct 24, 2026
    Workers' comp
    Workers' comp on file
    Where
    Windsor, CA · serves California
    Phone
    (707) 837-7900
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Proof → California Contractors State License Board record

More cities in California

Free for people · nobody pays to rank. Run one of these businesses? Claim it free.

Checked facts from public license files · How ranking works