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Local provider profile

Marko Onofrej

Documented work across Connecticut based on attributed municipal records.

Reported work volume$509KDocumented jobs
Average project$12.7KWhere values are reported
First observed2010Available dataset
Categories6Observed work types
Used for work inGreenwich243 jobsNorwalk30 jobsStamford1 jobsTrumbull1 jobs

Contact information

Details found in public records

These details have not necessarily been claimed or independently confirmed by the provider.

Phone
(203)887-5813source record

Work history

Documented work by property

Individual records are grouped by address. Totals include only values reported in public records and may not equal final construction cost.

Satellite view of 81 N Main St, Norwalk, CTSatellite view
2025

81 N Main St

Norwalk, CT
  • 2025Plumbing

    Relocating drain and water lines for equipment as per plans.

    $5K
Satellite view of 12 Burchard Ln, Norwalk, CTSatellite view
2022

12 Burchard Ln

Norwalk, CT
  • 2022Plumbing

    First-floor bathroom; second-floor 1 full bathroom (addition).

    $14K
Satellite view of 26 Fitch St, Norwalk, CTSatellite view
2022

26 Fitch St

Norwalk, CT
  • 2022Mech Alt Comm

    Remove the underground fiberglass 1000-gallon oil tank, properly dispose of the tank off-site, and backfill with structural material.

    $5K
Satellite view of 10 Rainbow Rd, Norwalk, CTSatellite view
2022

10 Rainbow Rd

Norwalk, CT
  • 2022Plumbing

    Expose existing 4" Orangeburg and replace it with 6" SPR 35 sewer.

    $9.5K
Satellite view of 13 Buttonball Trl, Norwalk, CTSatellite view
2022

13 Buttonball Trl

Norwalk, CT
  • 2022Plumbing

    Expose existing 4" line/replace with PVC sewer and add cleanout - 5' inside property line.

    $8K
Satellite view of 690 Orchard St, Trumbull, CTSatellite view
2022

690 Orchard St

Trumbull, CT
  • 2022Plumbing

    Plumbing for 2 new baths, kit, laundry gas pipe to stove and boiler.

    $12K
Satellite view of 487 Lake Ave, Greenwich, CTSatellite view
2021

487 Lake Ave

Greenwich, CT
  • 2021Plumbing

    PLU

  • 2021Plumbing

    Install a new gas line for a generator. Receipt 21-3134 for $40 paid.

  • 2020Plumbing

    New plumbing installation as per plans. IPC. New gas line installation for 2 fireplaces, 1 kitchen stove, and 2 boilers. First floor: 2 new water closets, 3 new hose bibs, 4 new sinks, 1 new shower, and dishwasher. Second floor: 4 new water closets, 2 new tubs, 6 new sinks, 3 new showers, and 2 new clothes washers.

  • 2020Mechanical

    IMC; installation of 2 combination high-efficiency boilers (200000 BTU each); 4 hydro zones for air handlers.

Satellite view of 230 E Ave, Norwalk, CTSatellite view
2021

230 E Ave

Norwalk, CT
  • 2021Plumbing

    First floor: Plumbing for sink and water line for coffee maker. Third floor: Renovation of bathroom, sink, and toilet.

    $8K
  • 2021Mechanical

    Gas line for 2 roof top units.

    $2.4K
  • 2020Plumbing

    New plumbing for a sink, a dishwasher water line for a water dispenser, and a coffee maker instead of a water heater.

    $6K
  • 2020Mechanical

    Gas line installation for roof unit.

    $1K
  • 2019Mechanical

    Mechanical: Install a new gas line for the furnace on the first floor. “MRK”

    $2.5K
  • 2019Mechanical

    Mechanical - install new gas line for 3 roof top units.

    $71.5K
  • 2019Plumbing

    Plumbing: install pantry sink.

    $3K
  • 2019Plumbing

    Plumbing: Install a new plumbing system for 2 bathrooms (men's and women's) on the first floor. “Health Prize.”

    $25K
Satellite view of 234 38 Greenwich Ave, Greenwich, CTSatellite view
2021

234 38 Greenwich Ave

Greenwich, CT
  • 2021Plumbing

    IPC. Gas piping for each stove (3): Units 2B, 3B, and 4B. Second floor: 1 new water closet, shower, clothes washer, and dishwasher; 2 new sinks. Third floor: 1 new water closet, shower, clothes washer, and dishwasher. Fourth floor: 1 new water closet, shower, clothes washer, and dishwasher; 2 new sinks.

Satellite view of 71 Perkins Rd, Greenwich, CTSatellite view
2021

71 Perkins Rd

Greenwich, CT
  • 2021Plumbing

    IPC gas line for generator. Receipt No. 21-0335 for $40 paid.

  • 2020Plumbing

    Basement: 1 water closet, basin, shower, 2 hose bibs. First floor: 2 new water closets, basins, dishwashers, hose bibs; 1 new shower, clothes washer; 3 new sinks. Second floor: 4 new water closets, 6 new basins, 3 new tubs; 1 new shower, sink, clothes washer. Third floor: 1 new water closet, basin. Gas pipe: stove, barbecue grill, 4 fireplaces, 3 furnaces, 2 water heaters.

Satellite view of 15 Island Dr, Norwalk, CTSatellite view
2020

15 Island Dr

Norwalk, CT
  • 2020Plumbing

    Renovation of existing bathrooms: replace fixtures and assorted piping.

    $5K
  • 2020Mechanical

    Gas line for stove, 1 fireplace, boiler.

    $750
Satellite view of 18 Ohio Ave, Norwalk, CTSatellite view
2020

18 Ohio Ave

Norwalk, CT
  • 2020Plumbing

    Plumbing installation for a new master bathroom; kitchen renovation; installation of radiant heat on the second floor.

    $4.5K
  • 2019Mechanical

    Mechanical: Replace the existing chimney-vented gas boiler with 2 gas boilers and 2 new gas lines for each boiler.

    $10K
Satellite view of 109 Maywood Rd, Norwalk, CTSatellite view
2020

109 Maywood Rd

Norwalk, CT
  • 2020Plumbing

    Plumbing installation for a new laundry room and master bathroom, and renovation of a bathroom.

    $9.5K
Satellite view of 151 Greenwich Ave, Greenwich, CTSatellite view
2020

151 Greenwich Ave

Greenwich, CT
  • 2020Plumbing

    Second floor: 1 nw: water closet, move 1: sink; interior fit out; add 1 new toilet for ada bathroom on second floor., 1 sink to move on second floor.

Satellite view of 45 Harding Rd, Greenwich, CTSatellite view
2020

45 Harding Rd

Greenwich, CT
  • 2020Plumbing

    IPC. Plumbing for a new bathroom above the garage on the Second floor: 1 water closet, sink, and shower.

Satellite view of 123 Shore Rd, Greenwich, CTSatellite view
2020

123 Shore Rd

Greenwich, CT
  • 2020Plumbing

    Bathroom remodel. First floor: replace 1 water closet, sink, and shower. Second floor: replace 1 water closet, tub, and sink. IPC.

Satellite view of 297 Lake Ave, Greenwich, CTSatellite view
2020

297 Lake Ave

Greenwich, CT
  • 2020Demolition

    Demo and disconnect basin.

  • 2019Mechanical

    Gas line for pool heater.

Satellite view of 4 Grey Rock Dr, Greenwich, CTSatellite view
2020

4 Grey Rock Dr

Greenwich, CT
  • 2020Plumbing

    Second floor: Replace 1 water closet, install 1 new shower, sink, and clothes washer; replace 2 basins.

Satellite view of 28 Hassake Rd, Greenwich, CTSatellite view
2020

28 Hassake Rd

Greenwich, CT
  • 2020Mechanical

    Gas line for kitchen stove, boiler, and 2 fireplaces.

  • 2020Plumbing

    Gas line for generator. IPC. Receipt 21-2979 for $40 paid.

  • 2020Plumbing

    Basement: 1 water closet, basin, and shower. Underground only. Amendment (10/23/20): First floor: 1 new water closet, 2 new sinks, and 1 new dishwasher; Second floor: 3 new water closets, 2 new tubs, showers, 4 new sinks, and 1 new clothes washer.

Satellite view of 49 Indian Mill Rd, Greenwich, CTSatellite view
2020

49 Indian Mill Rd

Greenwich, CT
  • 2020Mechanical

    Install 2 new Navien combi boilers; a new hydro zone for radiant heat in the garage and basement; 2 hydro zones for air handlers; and a heat loss calculation submitted with the HVAC permit.

  • 2020Plumbing

    First floor: 1 new water closet, dishwasher, 2 new sinks, hose bibs. Second floor: 3 new water closets, 2 new tubs, showers, 6 new sinks, 1 new clothes washer. IPC.

Satellite view of 58 Winthrop Dr, Greenwich, CTSatellite view
2020

58 Winthrop Dr

Greenwich, CT
  • 2020Plumbing

    New gas line installation for generator. Receipt 20-1438 for $40.

  • 2019Plumbing

    Basement: 1 water closet, basin, and shower, underground only, with a sewer ejector for a full bathroom. Amendment (12/20/19): Basement: 1 water closet, basin, and sink; First floor: 2 water closets, 3 basins, and 3 sinks; Second floor: 4 water closets, 2 tubs, 5 basins, 3 showers, 1 sink, and 2 clothes washers; Third floor: 1 water closet, basin, and shower. Gas piping for 3 furnaces, 2 water heaters, barbecue, and 2 fireplaces.

Satellite view of 81 Cat Rock Rd, Greenwich, CTSatellite view
2020

81 Cat Rock Rd

Greenwich, CT
  • 2020Plumbing

    Gas line for generator. IPC. Receipt No. 21-0334 for $40 paid.

  • 2020Plumbing

    Plumbing installation for a basement bathroom with a sewer ejector. Basement: 1 new water closet, sink, and shower.

  • 2020Plumbing

    Plumbing installation for a basement bathroom with a sewer ejector; 1 new water closet, sink, and shower.

  • 2019Plumbing

    First floor: 1 water closet, basin, sink, and dishwasher; Basement: 3 hose bibs; Second floor: 4 water closets, 6 basins, 2 tubs, showers, 1 sink, and clothes washer; gas pipe: 2 water heaters, 2 furnaces, stove, and barbecue grill.

Satellite view of 5 Chapel Ln, Greenwich, CTSatellite view
2020

5 Chapel Ln

Greenwich, CT
  • 2020Plumbing

    Basement: 1 new water closet, basin, shower, sink, clothes washer, and 2 hose bibs. First floor: 1 water closet, basin, shower, dishwasher, and 2 sinks. Second floor: 4 water closets, 5 basins, 2 tubs, 3 showers, and 1 clothes washer. Install new plumbing system for 6 bathrooms, 2 laundry rooms, kitchen, butler’s, and dog shower. Gas line for 3 fireplaces, stove, barbecue, and heating equipment.

  • 2020Plumbing

    Gas line for generator. Receipt 21-3175.

Satellite view of 87 Lockwood Rd, Greenwich, CTSatellite view
2020

87 Lockwood Rd

Greenwich, CT
  • 2020Plumbing

    Plumbing installation for basement bathroom and sewer ejector. Basement: 2 new water closets, tubs, 3 new sinks, and 1 new clothes washer. Amendment (5/6/21): Basement: 2 water closets, tub, basin, hose bib, 1 sink, and clothes washer; First floor: 1 water closet, basin, and sink; Second floor: 3 water closets, 4 basins, 2 showers, and 1 tub. Gas piping for 2 furnaces, 2 water heaters, stove, and 3 barbecue grills.

Satellite view of 21 Knoll St, Greenwich, CTSatellite view
2020

21 Knoll St

Greenwich, CT
  • 2020Plumbing

    Bathroom remodel and new laundry room. First floor: 1 water closet, shower, clothes washer, 3 sinks.

Satellite view of 9 Fairway Ln, Greenwich, CTSatellite view
2020

9 Fairway Ln

Greenwich, CT
  • 2020Plumbing

    New gas line installation for pool heater.

  • 2019Plumbing

    Underground plumbing only, with a sewer ejector for a full bathroom. Amendment (3/19/20): Basement: 1 water closet, basin, and shower; First floor: 1 water closet, basin, and sink, 2 hose bibs; Second floor: 4 water closets, 6 basins, 3 showers, 2 tubs, 1 sink, and clothes washer. Gas pipe: 2 furnaces, stove, 2 water heaters, 3 fireplaces, and barbecue.

Satellite view of 14 Winthrop Dr, Greenwich, CTSatellite view
2020

14 Winthrop Dr

Greenwich, CT
  • 2020Plumbing

    Gas line to generator. Receipt for $40 paid.

  • 2019Plumbing

    Basement: 2 water closets, basins, 1 shower, and sink; underground only; sewer ejector for full bathroom, 1/2 bathroom, and bar sink. Amendment (3/17/20): Basement: 2 water closets, basins, showers, and 1 sink; First floor: 1 water closet, basin, and sink; Second floor: 4 water closets, 2 tubs, 6 basins, 1 sink, and clothes washer. Gas pipe for stove, boiler, 4 fireplaces, barbecue, grill, and dryer; new water service line to house.

Satellite view of 469 N St, Greenwich, CTSatellite view
2020

469 N St

Greenwich, CT
  • 2020Plumbing

    Gas line to generator. Receipt 20-0203 for $40 paid.

  • 2019Plumbing

    First floor: 1 water closet, basin, sink; new plumbing for 1/2 bathroom. And kitchenette; gas pipe: gas line for boiler.

  • 2019Mechanical

    Install a new combination boiler (240000 BTU) for domestic water and 1 hydro zone for an A/R handler.

Satellite view of 54 Round Hill Rd, Greenwich, CTSatellite view
2020

54 Round Hill Rd

Greenwich, CT
  • 2020Plumbing

    Basement: 1 water closet, basin, shower, sink, and clothes washer. Underground work only: install a new plumbing system for a full bathroom and laundry room with a sewer ejector.

Satellite view of 3 Crooked Ln, Norwalk, CTSatellite view
2019

3 Crooked Ln

Norwalk, CT
  • 2019Plumbing

    Plumbing fixtures in the master bath and first-floor bath; new plumbing for the laundry room on the second floor; remodel of the existing kitchen.

    $14K
  • 2019Mechanical

    Mechanical: replace boiler.

    $11K
Satellite view of 11 Chestnut St, Norwalk, CTSatellite view
2019

11 Chestnut St

Norwalk, CT
  • 2019Plumbing

    Plumbing: Install new plumbing for (2) 1/2 baths, kitchen, and water heater.

    $14K
Satellite view of 77 Sherwood 3 Ave, Greenwich, CTSatellite view
2019

77 Sherwood 3 Ave

Greenwich, CT
  • 2019Plumbing

    First floor: Install 1 water closet, 1 basin, 1 sink, and 1 dishwasher. Second floor: Install 1 water closet, 1 basin, and 1 shower.

  • 2019Mechanical

    Replace the oil-fired boiler with a gas/propane boiler. Install a hydro zone for the new addition: 2 200,000 BTU boilers.

Satellite view of 141 Cat Rock Rd, Greenwich, CTSatellite view
2019

141 Cat Rock Rd

Greenwich, CT
  • 2019Plumbing

    Basement: 1 water closet, basin, and shower; Sani-flow ejector pump for full bathroom.

Satellite view of 11 Hawkwood Ln, Greenwich, CTSatellite view
2019

11 Hawkwood Ln

Greenwich, CT
  • 2019Plumbing

    First floor: 1 water closet, basin, shower, sink, and clothes washer. Gas pipe: relocating a gas line for pool heater.

Satellite view of 8 Eggleston Ln, Greenwich, CTSatellite view
2019

8 Eggleston Ln

Greenwich, CT
  • 2019Plumbing

    First floor: 1 new water closet, shower, and sink. New construction: garage and 1 water heater.

Satellite view of 496 Lake Ave, Greenwich, CTSatellite view
2019

496 Lake Ave

Greenwich, CT
  • 2019Plumbing

    Plumbing: Install a new above-ground gas line from an existing gas line to the pool heater.

Satellite view of 32 Hendrie Ave, Greenwich, CTSatellite view
2019

32 Hendrie Ave

Greenwich, CT
  • 2019Plumbing

    Second floor: Replace 1 water closet and 2 basins; install 1 new shower, basin, water closet, and tub. Install new plumbing for a full bathroom. Location will remain the same. Amendment (8/6/19): First floor: Move 1 clothes washer drain.

Satellite view of 7 Welwyn Rd, Greenwich, CTSatellite view
2019

7 Welwyn Rd

Greenwich, CT
  • 2019Plumbing

    Gas pipe to generator. Receipt 19-2725 for $40 paid.

Satellite view of 39 Boulder Brook Rd, Greenwich, CTSatellite view
2019

39 Boulder Brook Rd

Greenwich, CT
  • 2019Plumbing

    Basement: 1 water closet, basin, and shower; sewer ejector (Saniflow grinder pump).

Satellite view of 68 Halsey Dr, Greenwich, CTSatellite view
2019

68 Halsey Dr

Greenwich, CT
  • 2019Plumbing

    Gas line to generator. Receipt 19-3558 for $40 paid.

Satellite view of 53 Doubling Rd, Greenwich, CTSatellite view
2019

53 Doubling Rd

Greenwich, CT
  • 2019Plumbing

    Second floor: Replace 1 water closet, basin, sink, and 1 shower.

Satellite view of 7 Fairway Ln, Greenwich, CTSatellite view
2019

7 Fairway Ln

Greenwich, CT
  • 2019Plumbing

    Basement: 1 water closet, shower, and sink, underground; install plumbing for a new full bathroom with sewer ejector. Amendment (3/19/20): Basement: 1 water closet, basin, and shower; First floor: 1 water closet, basin, and sink, 2 hose bibs; Second floor: 4 water closets, 2 tubs, 3 showers, 6 basins, 1 sink, and clothes washer. Gas pipe: 2 furnaces, stove, 2 str. Htrs., 3 fireplaces, and barbecue.