C
Clarence Welti Associates Inc.
Glastonbury, CT 06033
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Our Story
When a company has been in business for 60 years, you can rely on them to provide you with quality, dependability and the ultimate in craftsmanship. Clarence Welti Associates Inc. is that company. Our expertise and skill along with our extensive knowledge has provided Connecticut, Massachusetts, Rhode Island and Eastern New York with incomparable service.
Our highly-trained team is comprised of drilling contractors, engineers and geologists who provide the following services:
- Rock Coring
- Test Boring
- Soil Sampling
- Monitor Well Installations
- Truck, Track Mounted, Barge-In Water Drilling
Commercial Experience
Airport Runway
Animal Hospital / Kennel
Apartments & Condominiums
Arena / Stadium
Assisted Living
Athletic Field
Auto Dealership / Service
Bank
Bridge
Casinos
Church / Synagogue
City / Town Hall
Civil & Site Development
Club House / Community Center
Court House
Dams & Levies
Data Centers - Mission Critical
Design Build
Education (K-12)
Fire / Police Station
Fitness Center
Gas Station
Golf Course
Grocery Stores
Historic Preservation
Hospital / Nursing Home
Hotel / Motel
House
Industrial Maintenance
Jail / Prison
Laboratory
Library
Lighting Retrofits
Manufacturing Plant
Marine
Medical Office
Misc Project
Mixed Use
Museum
Non-Building Construction
Non-Residential Building
Office Building
Park / Playground
Parking Garage
Parking Lots
Post Office
Power Generation & Distribution
Pre-Manufactured Structures
Radio / Television Station
Renewable Energy
Residential Building
Restaurant
Retail Store
Road / Highway
School / College / University
Secure and Shielded Facilities
Sewage / Water Treatment Plant
Single Family Residential
Storage Facility / Warehouse
Swimming Pool
Tennis Court
Terminal - Airport / Bus / Railroad
Theater
Theme Park
Tract Housing
Tunnel
Utilities
Regions & Counties Serviced
- Connecticut and Western Mass.
Connecticut All
Massachusetts All
New York 24
- Albany
- Bronx
- Clinton
- Columbia
- Dutchess
- Essex
- Greene
- Kings
- Nassau
- New York
- Orange
- Putnam
- Queens
- Rensselaer
- Richmond
- Rockland
- Saratoga
- Schenectady
- Schoharie
- Suffolk
- Sullivan
- Ulster
- Warren
- Westchester
Rhode Island All
Our CSI Codes
02 25 16.13 - Concrete Assessment Drilling
02 32 13 - Subsurface Drilling and Sampling
33 01 20 - Operation and Maintenance of Wells
33 06 20 - Schedules for Wells
33 09 20 - Instrumentation and Control for Wells
33 20 00.00.01 - Wells
33 21 13 - Public Water Supply Wells
33 21 16 - Irrigation Water Wells
33 22 00.00.01 - Test Wells
33 23 00.00.01 - Extraction Wells
33 24 13 - Groundwater Monitoring Wells
33 25 00.00.01 - Recharge Wells
33 26 00.00.01 - Relief Wells
35 41 19 - Levee Relief Wells
44 01 40 - Operation and Maintenance of Water Treatment Equipment
44 42 13 - Aeration Water Treatment Equipment
44 42 16 - American Petroleum Institute Separators
44 42 19 - Water Treatment Blowers
44 42 23 - Water Treatment Clarifiers
44 42 29 - Water Treatment Compressors
44 42 33 - Water Treatment Digesters
44 42 36 - Water Treatment Dissolved Air Flotation Equipment
44 42 39 - Water Treatment Grit Collectors
44 42 43 - Water Treatment Induced Air Flotation Equipment
44 42 46 - Water Treatment Mixers
44 42 49 - Water Treatment Oil/Grease Interceptors
44 42 53 - Water Treatment Oil/Water Separators
44 42 56 - Water Treatment Pumps
44 42 63 - Water Treatment Sediment Removal Equipment
44 42 66 - Water Treatment Skimmers
44 42 73 - Water Treatment Tanks/Tank Liners
44 43 13.13 - Bag Water Filters
44 43 13.16 - Cartridge Water Filters
44 43 13.19 - Fabric Water Filters
44 43 13.23 - Multimedia Water Filters
44 43 13.26 - Packaged Water Filters
44 43 23 - Water Filter Presses
44 43 26 - Rotary-Drum Water Filtration Equipment
44 43 33 - Water Filtration Screens
44 43 36 - Vacuum Water Filtration Equipment
44 44 16 - Water Chlorinators
44 44 26 - Dissolved-Solids Water Treatment Equipment
44 44 43 - Water Heavy Metals Treatment Equipment
44 44 59 - Water pH Adjustment Equipment
44 44 63 - Water Polymers Equipment
44 44 66 - Water Precipitators
44 44 73 - Water Ultraviolet Radiation Equipment
44 45 16 - Water Bubble Membrane Diffusers
44 46 13 - Sludge Conveyors
