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Our Story

The Gehweiler Corporation dba Greenscape is a Professional Erosion/Sediment Control and Hydrosod/Hydroseed Company. Founded in 1983 by owners Dan Gehweiler, his wife Carol, and their partner Tom Motto. Greenscape has been providing excellent service to the Greater 
Northern California Area for over 20 years with quality work, speed, and dependability.

We have serviced and installed everything from:

Parks & Schools

Road Constructions

Banks & Post Offices

Housing Developments

Small Homes to Custom Homes

Golf Courses & Shopping Centers

Landfills, Water Treatment Plants, and Levees

With over 40 years of combined experience, Greenscape has what it takes to meet the rigorous demands of the constantly changing Commercial Erosion Control/Turf Industry. Meeting project schedules is something we at Greenscape pride ourselves on, along with good project pre-planning.

Communication and Project Coordination are other important facets to Commercial Building, Erosion Control, and Hydroseeding. Having superior communication within our company allows us to respond to all your needs or unforeseen emergencies. This is why Greenscape utilizes cellular phones, voicemail, and mobile communication for the fastest possible response to our customers’ ever changing needs.

Referral list available upon request.

Please do not hesitate to contact us for any questions.

 

 

Our Services
G Grass Mixes 
R Reclamation
E Erosion Control 
E Excelsior Blankets
N Native Mixes
S SWPP & BMP's
C Cost Effectiveness
A Advanced Technologies
P Pasture Mixes
E Exceptional Service

 

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What We Do

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Commercial Experience

Misc Project Park / Playground
Marine Non-Building Construction
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Regions & Counties Serviced

  • San Francisco, Oakland, San Jose
  • California-Central Valley-Sacramento, Fresno, Bakersfield

California 32

  • Alameda
  • Amador
  • Butte
  • Calaveras
  • Contra Costa
  • El Dorado
  • Fresno
  • Kern
  • Kings
  • Madera
  • Marin
  • Mariposa
  • Merced
  • Napa
  • Placer
  • Plumas
  • Sacramento
  • San Francisco
  • San Joaquin
  • San Mateo
  • Santa Clara
  • Santa Cruz
  • Shasta
  • Solano
  • Sonoma
  • Stanislaus
  • Sutter
  • Tehama
  • Tulare
  • Tuolumne
  • Yolo
  • Yuba

Our CSI Codes

01 57 13 - Temporary Erosion and Sediment Control
02 05 19 - Geosynthetics for Existing Conditions
02 05 19.13 - Geotextiles for Existing Conditions
02 05 19.16 - Geomembranes for Existing Conditions
02 05 19.19 - Geogrids for Existing Conditions
02 58 13 - Snow Fencing
31 05 19 - Geosynthetics for Earthwork
31 05 19.13 - Geotextiles for Earthwork
31 05 19.16 - Geomembranes for Earthwork
31 05 19.19 - Geogrids for Earthwork
31 24 13 - Roadway Embankments
31 24 16 - Railway Embankments
31 25 13 - Erosion Controls
31 25 23 - Rock Barriers
31 25 53 - Sedimentation Controls
31 25 63 - Rock Basins
31 31 19 - Vegetation Control
31 31 19.13 - Chemical Vegetation Control
31 32 13 - Soil Mixing Stabilization
31 32 13.13 - Asphalt Soil Stabilization
31 32 13.16 - Cement Soil Stabilization
31 32 13.19 - Lime Soil Stabilization
31 32 13.23 - Fly-Ash Soil Stabilization
31 32 13.26 - Lime-Fly-Ash Soil Stabilization
31 32 16 - Chemical Treatment Soil Stabilization
31 32 16.13 - Polymer Emulsion Soil Stabilization
31 32 19 - Geosynthetic Soil Stabilization and Layer Separation
31 32 19.13 - Geogrid Soil Stabilization
31 32 19.16 - Geotextile Soil Stabilization
31 32 19.19 - Geogrid Layer Separation
31 32 19.23 - Geotextile Layer Separation
31 32 33 - Shotcrete Soil Slope Stabilization
31 33 23 - Rock Slope Netting
31 33 26 - Rock Slope Wire Mesh
31 33 43 - Vegetated Rock Slope Stabilization
31 34 19 - Geosynthetic Soil Reinforcement
31 34 19.13 - Geogrid Soil Reinforcement
31 34 19.16 - Geotextile Soil Reinforcement
31 34 23 - Fiber Soil Reinforcement
31 34 23.13 - Geosynthetic Fiber Soil Reinforcement
31 35 19 - Geosynthetic Slope Protection
31 35 19.13 - Geogrid Slope Protection
31 35 19.16 - Geotextile Slope Protection
31 35 19.19 - Slope Protection with Mulch Control Netting
31 35 23 - Slope Protection with Slope Paving
31 35 23.13 - Cast-In-Place Concrete Slope Paving
31 35 23.19 - Concrete Unit Masonry Slope Paving
31 35 26 - Containment Barriers
31 35 26.13 - Clay Containment Barriers
31 35 26.16 - Geomembrane Containment Barriers
31 35 26.23 - Bentonite Slurry Trench
31 37 13 - Machined Riprap
31 37 16 - Non-Machined Riprap
31 37 16.16 - Concrete Unit Masonry Riprap
31 37 16.19 - Sacked Sand-Cement Riprap
31 72 13 - Rock Reinforcement and Initial Support
32 01 90 - Operation and Maintenance of Planting
32 01 90.13 - Fertilizing
32 01 90.16 - Amending Soils
32 01 90.19 - Mowing
32 01 90.23 - Pruning
32 01 90.26 - Watering
32 01 90.29 - Topsoil Preservation
32 01 90.33 - Tree and Shrub Preservation
32 05 33 - Common Work Results for Planting
32 06 90 - Schedules for Planting
32 06 90.13 - Planting Schedule
32 11 33 - Cement-Treated Base Courses
32 18 23.13 - Baseball Field Surfacing
32 18 23.16 - Natural Baseball Field Surfacing
32 18 23.26 - Natural Field Sport Surfacing
32 32 34 - Reinforced Soil Retaining Walls
32 90 00.00.01 - Planting
32 91 13 - Soil Preparation
32 91 13.13 - Hydro-Punching
32 91 13.16 - Mulching
32 91 13.19 - Planting Soil Mixing
32 91 13.23 - Structural Soil Mixing
32 91 13.26 - Planting Beds
32 91 16 - Planting Soil Stabilization
32 91 16.13 - Blanket Planting Soil Stabilization
32 91 16.16 - Mat Planting Soil Stabilization
32 91 16.19 - Netting Planting Soil Stabilization
32 92 13 - Hydro-Mulching
32 92 16 - Plugging
32 92 19 - Seeding
32 92 19.13 - Mechanical Seeding
32 92 19.16 - Hydraulic Seeding
32 92 23 - Sodding
32 92 26 - Sprigging
32 92 26.13 - Stolonizing
32 96 13 - Ground Cover Transplanting
32 96 23 - Plant and Bulb Transplanting
33 46 19.16 - Geocomposite Underslab Drainage
33 46 23.19 - Geosynthetic Drainage Layers
33 46 26 - Geotextile Subsurface Drainage Filtration
33 46 33 - Retaining Wall Drainage
34 82 19 - Bridge Pier Protection
35 31 29.40 - Stone Groins
35 41 13 - Landside Levee Berms
35 41 13.13 - Stability Landside Levee Berms
35 41 13.16 - Seepage Landside Levee Berms
35 42 29 - Grout-Bag Bank Protection
35 42 34 - Soil Reinforcement Bank Protection
35 42 35 - Slope Protection Bank Protection
35 43 29 - Grout-Bag Scour Protection
35 43 34 - Soil Reinforcement Scour Protection
35 43 35 - Slope Protection Scour Protection
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Project Experience

  • Union
  • Non-Union
  • Prevailing Wages (Davis Bacon)
  • Public
  • Private
  • Projects From $100,000 to $2,000,000

Gallery

Featured Image 1
Hydroseeding
Featured Image 2
Creekside Park
Featured Image 3
Sandborn Park
Featured Image 4
Yellow Jacket Ranch
Service Area and Locations Map for Greenscape

Associations & Memberships

UA (United Assn.) Local 355
UA (United Assn.) Local 355
BBB (Better Business Bureau) A+ Rating
BBB (Better Business Bureau) A+ Rating
SBX (Small Business Exchange)
SBX (Small Business Exchange)
SBE (Small Business Enterprise)
SBE (Small Business Enterprise)
SBC - Sacramento

Preferred Brands

Hydrosod
Hydrosod
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