About Us

ASTM E2128 - 17 
Standard Guide for Evaluating Water Leakage of Building Walls

Our Experience

After 32 plus years in the construction industry we wanted to share our credentials, education and experience with you. 


​CONTRACTOR REGISTRATION:

CALIFORNIA CONTRACTORS STATE LICENSE BOARD, CLASS B - GENERAL CONTRACTOR LAW AND GENERAL CONTRACTOR TRADE - 12/1986


CALIFORNIA CONTRACTORS STATE LICENSE BOARD, CLASS C-9 - DRYWALL - 3/1988


CALIFORNIA CONTRACTORS STATE LICENSE BOARD, CLASS C-35 – PLASTERING/STUCCO - 2/2000


CALIFORNIA CONTRACTORS STATE LICENSE BOARD, CLASS C-26 – LATHING – 12/1986


CALIFORNIA CONTRACTORS REGISTRATION #502349 - 12/1986


INDUSTRY EXPERT:

CERTIFIED INDUSTRY EXPERT - DEVELOPED CONTRACTORS STATE LICENSE BOARD EXAMINATIONS.


36 YEARS OF EXPERIENCE IN CONSTRUCTION – COMMERCIAL AND RESIDENTIAL.


CONSTRUCTION DEFECTS: SITE INSPECTIONS AND DESTRUCTIVE TESTING.


EXTERIOR ENVELOPE: WINDOW TESTING, WATER INTRUSION, WINDOWS, ROOFING, WATERPROOF-DECKS, BELOW-GRADE WATER PROOFING, FRAMING, FINISH CARPENTRY.


    

WINDOW TESTING AND DOOR LEAK ANALYSIS WITH RESPECT TO PRODUCT OR INSTALLATION.


INVENTOR OF UNITED STATES PATENT: WWW.RAINSTOP2000.COM.

    

CASE REVIEW: CONTRACTS, CODES, INDUSTRIAL STANDARDS, MANUFACTURERS.

   

COST ESTIMATING: AMERICAN SOCIETY OF PROFESSIONAL ESTIMATORS.

    

ICBO: CERTIFIED IN BUILDING USE & CONSTRUCTION TYPE.


PROFESSIONAL ORGANIZATIONS:


AMERICAN SOCIETY OF PROFESSIONAL ESTIMATORS (ASPE)


ASSOCIATED PLASTER AND LATHING CONTRACTORS


FORENSIC EXPERT WITNESS ASSOCIATION (FEWA)


INTERNATIONAL CONFERENCE OF BUILDING OFFICIALS (ICBO)


CALIFORNIA  STATE CONTRACTORS  LICENSE BOARD (CSCLB) CERTIFIED INDUSTRY EXPERT PROGRAM 


NATIONAL ROOFING CONTRACTORS ASSOCIATION WESTERN CONSTRUCTION CONSULTANTS ASSOCIATION (WESTCON) GUEST SPEAKER OF WINDOW TESTING & INSTALLATION AND PRODUCTS




Our Approach

We facilitate close collaboration between architect and engineer, with peer review and quality control inspections as training to accomplish the task at hand. Our team is adept at explaining complex technical issues to non-technical people. We help clients understand the critical nature of building envelope issues with technology to ensure their building is sealed properly. 



ROBERT R. TELLEZ / Owner 

HAS BEEN INVOLVED IN THE CONSTRUCTION INDUSTRY SINCE 1973. HE CURRENTLY SERVES AS FORENSIC EXPERT, BUILDING INSPECTION SERVICE AND CHIEF ESTIMATOR FOR ROBERTS CONSULTING GROUP AND IS THE TECHNICAL WRITER FOR TECHNIQUES AND COMMENTS NEWSLETTER ABOUT STUCCO, DRYWALL, METAL FRAMING, WEATHER PROTECTION AND EXTERIOR BUILDING ENVELOPES. WE PROVIDE THE FOLLOWING BUILDING INSPECTION SERVICE COMMERCIAL BUILDING INSPECTION AND ADVANCED BUILDING INSPECTIONS.  HE ALSO WORKS WITH THE CALIFORNIA CONTRACTORS LICENSE BOARD AND DEVELOPED THE LATH/PLASTER METAL FRAMING AND DRYWALL EXAMINATIONS. 

Robert R. Tellez / Owner

Why Us?

Our years of experience will benefit you right from the start. Roberts Consulting Group (RCG) coordinates and manages consulting expert teams for residential, low rise to high-rise commercial buildings and hospitality projects to ensure professional, appropriate, and cost-effective results for all of our clients.  Unlike some of the larger firms, RCG never hires inexperienced consultants. We provide you with personal attention by working directly with Robert R. Tellez to bring a clear and concise understanding of your project's issues.  We want to give each of you the time and guidance you deserve.  Whether you’re seeking a strategic alliance with the right partner or a special skillset or tool, call us today. Together we’ll create and refine your plan for success. We didn’t get here alone. And neither will you.