• California Small and Micro Business Enterprise
  • Public Utilities Clearing House WMBE
  • Caltrans DBE/WBE/UDBE
  • Alameda County SLEB
GSA Certification
KELLCO is your FEDERAL, Small Business and Woman-Owned Business Advantage

Over 90% of our business is from repeat clients and referrals.

We like to think of ourselves as "The User Friendly Consultant!"


KELLCO provides a full spectrum of environmental and engineering services from preliminary investigation to final design and construction oversight.

Our asbestos and lead professionals are licensed in California and Nevada and in all other states that accept AHERA and HUD training.

We provide indoor air quality investigations that include mold and other contaminants.

Our Certified Industrial Hygienist has additional accreditations in asbestos, lead paint and toxicology.

Our staff includes an NRPP Radon inspector, soil experts, professional geologists, and others.

For Ordering your Short-Term or Long-Term Radon Testing Kits for your personal use in your home or office, please visit The Radon Lady website.

Kellco Consulting Services