Welcome to Kelsay Environmental Building Consulting! We look forward to serving you!
Welcome to Kelsay Environmental Building Consulting! We look forward to serving you!
We are a residential and commercial environmental consulting and remediation company. Serving the greater Portland, OR, area for over 20 years, we have the experience and knowledge to handle just about anything. We offer a variety of services from mold assessment and remediation to radon testing and mitigation and tank services. We provide project oversight and technical review for projects big and small. This includes site analysis, mold assessment, and the remediation of toxins. We also offer a full range of heating oil tank services, from checking underground leaks to installing above ground storage tanks (ASTs). Our residential and commercial services include: • Environmental consulting and remediation • Environmental site assessment • Groundwater remediation • Habitat restoration • Mold testing and removal • Asbestos, radon and lead testing and inspection • Dry well sampling • Phase I & II environmental site assessments • Underground tank sampling • Vapor mitigation systems Environmental risk is an important and complex issue. Whether your concern is toxic mold or radon testing, Alpha Environmental Services can develop an environmental or engineering due-diligence solution that fits your individual needs. We are fully licensed and committed to your environmental needs. Call today for a free estimate and to schedule an appointment.
"I hired Alpha Environmental to do a tank search. They were punctual and helpful, beyond the scope of their visit. They're easy to work with and they accommodated unusual invoicing request."
Ramona M on June 2025
We are a residential and commercial environmental consulting and remediation company. Serving the greater Portland, OR, area for over 20 years, we have the experience and knowledge to handle just about anything. We offer a variety of services from mold assessment and remediation to radon testing and mitigation and tank services. We provide project oversight and technical review for projects big and small. This includes site analysis, mold assessment, and the remediation of toxins. We also offer a full range of heating oil tank services, from checking underground leaks to installing above ground storage tanks (ASTs). Our residential and commercial services include: • Environmental consulting and remediation • Environmental site assessment • Groundwater remediation • Habitat restoration • Mold testing and removal • Asbestos, radon and lead testing and inspection • Dry well sampling • Phase I & II environmental site assessments • Underground tank sampling • Vapor mitigation systems Environmental risk is an important and complex issue. Whether your concern is toxic mold or radon testing, Alpha Environmental Services can develop an environmental or engineering due-diligence solution that fits your individual needs. We are fully licensed and committed to your environmental needs. Call today for a free estimate and to schedule an appointment.
"I hired Alpha Environmental to do a tank search. They were punctual and helpful, beyond the scope of their visit. They're easy to work with and they accommodated unusual invoicing request."
Ramona M on June 2025
Construction
Construction
Asbestos Testing Lead Testing Radon Testing ODA Testing OLCC Testing
Asbestos Testing Lead Testing Radon Testing ODA Testing OLCC Testing
The Northwest's most experienced firm. Residential and commercial radon testing, mitigation, and system design for homes, schools, businesses. Radon-resistant design for new homes. We have been EPA-certified for over 25 years. Award winning. Radon is not a secondary endeavor for us… it’s all we do.
"Excellent from beginning to end. Very professional outfit from initial visit, quote, scheduling, work, followup. Price was reasonable, work quality went above and beyond, and radon levels dropped well below even the contractual level."
Claude S on April 2021
The Northwest's most experienced firm. Residential and commercial radon testing, mitigation, and system design for homes, schools, businesses. Radon-resistant design for new homes. We have been EPA-certified for over 25 years. Award winning. Radon is not a secondary endeavor for us… it’s all we do.
"Excellent from beginning to end. Very professional outfit from initial visit, quote, scheduling, work, followup. Price was reasonable, work quality went above and beyond, and radon levels dropped well below even the contractual level."
Claude S on April 2021
Polarx provides professional dry ice blasting services. It is the perfect solution for smoke damage and mold remediation, brickwork cleaning and restoration, automotive restoration, manufacturing and heavy equipment cleaning, and countless other industries. Dry ice blasting use a combination of compressed air and dry ice particles to safely remove any type of contamination without damaging the surface it is cleaning. EPA, FDA, and USDA approved. It is the fastest and most efficient way to clean anything and everything. Polarx is completely mobile, so we come to you and get the job done right the first time.
Polarx provides professional dry ice blasting services. It is the perfect solution for smoke damage and mold remediation, brickwork cleaning and restoration, automotive restoration, manufacturing and heavy equipment cleaning, and countless other industries. Dry ice blasting use a combination of compressed air and dry ice particles to safely remove any type of contamination without damaging the surface it is cleaning. EPA, FDA, and USDA approved. It is the fastest and most efficient way to clean anything and everything. Polarx is completely mobile, so we come to you and get the job done right the first time.
Full service general contractor that puts the comfort of the homeowner first. You should always feel at ease in your own home, and we respect that. Clear explanation of everything that will be done on your project. We use very few subcontractors, 90% of our work is done by us. We are a husband and wife team and believe in family first. We will take the time to listen to you and your needs and wants through the entire project, big or small.
Full service general contractor that puts the comfort of the homeowner first. You should always feel at ease in your own home, and we respect that. Clear explanation of everything that will be done on your project. We use very few subcontractors, 90% of our work is done by us. We are a husband and wife team and believe in family first. We will take the time to listen to you and your needs and wants through the entire project, big or small.
Mold identification, mold test kits and testing supplies. If you suspect you have a mold problem give us a call toll free and we can walk you through your testing options.
"The self-test product was as expected. The reports require additional research to interpret and understand, so seemed more targeted at professionals."
Jessica H on February 2018
Mold identification, mold test kits and testing supplies. If you suspect you have a mold problem give us a call toll free and we can walk you through your testing options.
"The self-test product was as expected. The reports require additional research to interpret and understand, so seemed more targeted at professionals."
Jessica H on February 2018
Global Plasma Solutions is a manufacturing company that sells air purification systems primarily into the commercial and residential markets. Home owners can benenfit from our systems as they are easily adapted to any HVAC system. Go to www.gpshvac.com to find a certified contractor near you to have one installed within your home.
Global Plasma Solutions is a manufacturing company that sells air purification systems primarily into the commercial and residential markets. Home owners can benenfit from our systems as they are easily adapted to any HVAC system. Go to www.gpshvac.com to find a certified contractor near you to have one installed within your home.
Pacific Northwest Builders (PNB) is a General Contractor specializing in the construction custom residential and commercial structures/ facilities. Additionally, PNB is licensed with the State of Washington with federal certification in conducting AHERA building inspections for asbestos, Lead (Pb) Assessments for HUD commercial and residential projects, "Mold" remediation/ abatement, and Hazardous Material cleanup and remediation/ demolition projects. In addition to its construction services, PNB offers Hazardous Materials Management – Limited Good Faith Surveys, Abatement Design, Development of Bid Specifications, Hazardous Materials Management, Hazardous Materials Building Inspection, Third Party Air Monitoring, Lead/Asbestos Clearance, Closeout Documentation, AHERA Triennial Inspections, O&M Plans, Asbestos Awareness Training, Management Plans. Environmental Consulting – Phase I and II Environmental Site Assessments; Site Investigation and Characterization; Groundwater Monitoring; UST Closure; Removal Actions; AAI Rule and Due Diligence; Subsurface Exploration; Site Remediation; Voluntary Cleanup Program Management; Regulatory Liaison; Hazardous, Toxic, and Radioactive Waste (HTRW); FUDS-DERP Experience; EECA and RI/FS; Environmental Compliance; NEPA/SEPA. Industrial Hygiene Services – Indoor Air Quality (IAQ) Assessments, Air Sampling/Monitoring, Mold/Bacteriological Surveys and Remediation, IEQ testing for LEED Certification, Custom Training Programs, Health/Safety Hazard Assessments, Site-Specific Health and Safety Plans, Moisture Intrusion Investigations, Third Party Monitoring, Workers’ Exposure, Industrial Hygiene Work Plans. Construction Administration – Construction Management, Project Management, Plans and Specifications, Bid Process Support, Cost Estimating, Budget and Schedule Control, Contract Negotiations, Mediation and Dispute Arbitration, Abatement Design and Management, Permitting, Constructability Review, Value Safety Engineering services through its coalition of Certified Safety Professionals (CSP) and Certified Industrial Hygienists (CIH). PNB specializes in hard surface fabrication (Corian, stone, and ceramic tile) installations for commercial and residential applications; custom cabinets; kitchen and bath renovations, and custom RV interiors. PNB is a customer oriented company. On acceptance of a PNB bid, PNB requires a 50% good faith payment prior to project commencement, with the project balance (second 50%/ ½ ) due on the completion of the project. Long duration projects (over 30 days) requires a 50% good faith payment prior to project commencement, with 25%/ ¼ payment due at seventy-five percent completion and the remainder 25%/ ¼ due on project completion and acceptance.
Pacific Northwest Builders (PNB) is a General Contractor specializing in the construction custom residential and commercial structures/ facilities. Additionally, PNB is licensed with the State of Washington with federal certification in conducting AHERA building inspections for asbestos, Lead (Pb) Assessments for HUD commercial and residential projects, "Mold" remediation/ abatement, and Hazardous Material cleanup and remediation/ demolition projects. In addition to its construction services, PNB offers Hazardous Materials Management – Limited Good Faith Surveys, Abatement Design, Development of Bid Specifications, Hazardous Materials Management, Hazardous Materials Building Inspection, Third Party Air Monitoring, Lead/Asbestos Clearance, Closeout Documentation, AHERA Triennial Inspections, O&M Plans, Asbestos Awareness Training, Management Plans. Environmental Consulting – Phase I and II Environmental Site Assessments; Site Investigation and Characterization; Groundwater Monitoring; UST Closure; Removal Actions; AAI Rule and Due Diligence; Subsurface Exploration; Site Remediation; Voluntary Cleanup Program Management; Regulatory Liaison; Hazardous, Toxic, and Radioactive Waste (HTRW); FUDS-DERP Experience; EECA and RI/FS; Environmental Compliance; NEPA/SEPA. Industrial Hygiene Services – Indoor Air Quality (IAQ) Assessments, Air Sampling/Monitoring, Mold/Bacteriological Surveys and Remediation, IEQ testing for LEED Certification, Custom Training Programs, Health/Safety Hazard Assessments, Site-Specific Health and Safety Plans, Moisture Intrusion Investigations, Third Party Monitoring, Workers’ Exposure, Industrial Hygiene Work Plans. Construction Administration – Construction Management, Project Management, Plans and Specifications, Bid Process Support, Cost Estimating, Budget and Schedule Control, Contract Negotiations, Mediation and Dispute Arbitration, Abatement Design and Management, Permitting, Constructability Review, Value Safety Engineering services through its coalition of Certified Safety Professionals (CSP) and Certified Industrial Hygienists (CIH). PNB specializes in hard surface fabrication (Corian, stone, and ceramic tile) installations for commercial and residential applications; custom cabinets; kitchen and bath renovations, and custom RV interiors. PNB is a customer oriented company. On acceptance of a PNB bid, PNB requires a 50% good faith payment prior to project commencement, with the project balance (second 50%/ ½ ) due on the completion of the project. Long duration projects (over 30 days) requires a 50% good faith payment prior to project commencement, with 25%/ ¼ payment due at seventy-five percent completion and the remainder 25%/ ¼ due on project completion and acceptance.