Waterproofing Consultants: 8

Timothy M. Barrett, RCI, RRC,  CSI, CDT, GRP, has 60 years of experience as a Roofing Contractor, Educator, Manufacturer, and Consultant in the Roofing and Waterproofing Industry. Notable projects have included the White House, Lincoln Memorial, Jefferson Memorial, Gold Bullion Vault at Ft. Knox, Soldier Field, Paris Casino, Bethesda Naval Hospital, Dept. of Interior Headquarters, Transbay Transit Center, and thousands of others.

In addition to standard roofing and waterproofing, Mr. Barrett Designs and Builds Green Vegetated Roofs which can provide incredible contributions to the environment. Having chaired the RCI Greenroof educational program development I and II Committees, and having delivered the program a number of times in the Midwest, the South, the West Coast, the East Coast, and Canada, he is current on the science and the state of the art.

Litigation Support: Mr. Barrett has over 45 years of experience consulting and testifying as a Roofing and Waterproofing Expert. He is very experienced with Forensic Investigations for Thermal and Moisture Protection Systems on commercial, institutional, and industrial waterproofing and roofing projects. Mr. Barrett's services include thorough forensic reporting, depositions, and trial testimony as needed.

Areas of Expertise:

Roofing Waterproofing Insulation Roofing Forensic Investigations Roofing Failure analysis Roofing Material Science Leak Tracing

Adequacy of Roofing Design Green Vegetated Roofs Plaza Deck / Parking Deck Construction Flat Roofs Metal Roofs Workmanship Standards and Materials Roofing / Waterproofing Project Evaluation

Certifications and Affiliations: Registered Roof Consultant (RRC); Roof Consultants Institute (RCI); Construction Document Technologist (CDT); Construction Specifications Institute (CSI); Green Roofing Professional (GRP); Green Roofs for Healthy Cities (GRHC)

DM Bekus Construction is a New Jersey Home Design, Construction, and Remodeling Contractor. For over 30 years they've been helping homeowners throughout the area improve properties and build homes. DM Bekus Construction delivers high quality, reliable construction services that help homeowners get more pleasure and enjoyment from their homes and buildings.

Services Include:

New Home Construction Interior Remodeling Exterior Remodeling

Construction Project Management Homeowner Association Construction Expert Witness Services

Principal, David M. Bekus has over 35 years in the Construction Industry specializing in home design, construction, and remodeling. He offers services to homeowner associations, housing communities, townhome complexes, property managers, and individuals.

Mr. Bekus is licensed by the State of New Jersey as a building inspector (RCS, ICS, and HHS), a licensed home remodeler, and a licensed new home builder. He is also certified in Project Management, Cost Estimating, Construction Methods, Construction Site Safety, and is a EPA Lead Safe Certified Contractor.

Mr. Bekus has been a project manager, overseeing all aspects of construction from conception and approvals to final sales for single homes and developments. He has designed and built over 100 custom homes.

View David Bekus' Expert Witness Profile.

Legal Eagle Contractors, Co. is an award-winning full-service Residential Remodeling Company serving Southwest Houston since 1978. They offer professional design and construction services ranging from:

Room Additions Kitchen Remodeling Bathroom Remodeling Replacement Windows Garage Conversions Attic Conversions

Siding Interior Sheetrock Repair / Painting Exterior Carpentry and Painting Garage Doors and Fancy Front Doors Countertops Lighting Design

Principal, Daniel D. Bawden, GMB, CAPS, CGR, CGP, JD, has over 35 years of experience in the Construction Industry. He is a Graduate Master Builder, Certified Graduate Remodeler, Certified Aging in Place Specialist, and a Certified Green Building Professional.

Mr. Bawden serves as an accredited Instructor for the National Association of Home Builders, certifying other builders in his own specialties. He earned both his Bachelor’s degree and Law degree from Baylor University. He is currently serving as Vice Chair of the NAHB Remodelers Council, on track to be the national spokesman for the remodeling industry in 2017.

Mr. Bawden has been quoted and regularly appear in the Wall Street Journal, New York Times, Money Magazine, Consumer Reports, Forbes, Better Homes & Gardens, and many more consumer publications. He has made regular appearances on HGTV, and local TV live call-in radio shows in Houston. Mr. Bawden is the only builder who sits on the Board of Directors for the Greater Houston Better Business Bureau. He speaks at senior groups and support groups around town on Aging in Place design.

View Dan Bawden's Expert Witness Profile.

As an arbitrator, structural/civil engineer, and expert forensic consultant with nearly four decades of experience, Casey Hemmatyar has provided extensive expert services for defendants’ and plaintiffs’ attorneys on numerous construction litigation matters throughout the United States and Canada.

He has been retained as an expert engineer in over one hundred litigation matters on single and class-action legal cases by the U.S. government, law firms, and insurance carriers at the State and Federal levels, working with both plaintiff and defendant sides.

A partial list of litigation cases is available upon request. His understanding of core engineering and legal concepts has enabled him to assist a wide range of clientele effectively. He brings diversified experience in structural and civil engineering design and forensic engineering, investigation, and evaluation.

He also conducts research, has assisted in the development of building codes and standards, and has supervised the construction of domestic and international projects. His experience includes special structures and new buildings as well as modifications, alterations, seismic/hurricane retrofits, and upgrades to existing structures. He has provided failure analysis, expert consultation, structural forensic investigation, and damage assessment services for numerous litigation and insurance-related matters.

He actively presents continuing education lectures to audiences of licensed engineers, architects, and general contractors on topics of structural and forensic engineering throughout North America. Mr. Hemmatyar has been the principal structural engineer on high-profile projects for prestigious clients, including NASA and other notable organizations.  Currently, he directs PSFEG and has served as Director for SEAOSC from 2011 to 2013.

His work encompasses a diverse range of structures, including hospitals,  educational institutions (including schools and universities), telecommunication centers, aviation facilities, government buildings, laboratories, as well as commercial, industrial, and residential structures.

Rieser Building Group is a leading builder, engineer, architect, and forensic team with over 25 years of experience in management, design, and construction of over 4,000 units. These units range from custom homes, commercial buildings, and developments, to public works like Caltrans and BART construction, and roadway improvements (over 500 miles). With a full breadth of professional development services, they manage all aspects of a project, from entitlements to design to warranty.

Building Services - Design in-house, or, as licensed engineering and construction professionals, Rieser Building Group can manage an outside team of architects, civil engineers, structural engineers, and landscape architects.

Engineering and Design Services - Spearheaded by a professional Engineering & Architectural team, Rieser provides innovative designs and timely approvals in custom homes, commercial buildings, apartments, large developments, structures, topo-mapping, hydraulics, traffic engineering, and transportation engineering.

Development Services - Developing single custom-built home or a multiphase project, Rieser will expedite the development process, establish a joint venture to share costs, or purchase the project. In addition to flexible management, they conduct property feasibility studies to calculate the right mix of homes and maximize ROI. 

Mark E. Rieser, II, MS, PE, AIA, GBC, GEC, has over 30 years of experience in the Construction and Building Design industry. He provides his clients with a comprehensive knowledge of Construction Technology and Construction Standards of Professional Practice. Background Experience - President of an active Design / Build company, Mr. Rieser has managed, designed, and constructed over 4,000 units to include high-rise, single family homes, condominiums, townhomes, podiums, apartments, and commercial buildings, His experience includes construction, management, and design of over 500 miles of asphalt and roadway improvements, tunnels, San Francisco Airport, Santa Clara Light Rail, Southern Pacific Railroad, Caltrain, and BART. Mr. Rieser has an insightful understanding of Civil / Structural Engineering, Soil Engineering, Transportation / Traffic Engineering, Hydraulic Engineering, Architectural Design, Asphalt Design, Cost Estimation, Public Works Design Bidding and Estimation, General Engineering, General Building, and an Accident Reconstruction expert.

NorCal Headquarters San Jose Office 2033 Gateway Pl Suite 500 San Jose, CA 95110	San Francisco Office 425 Market St Suite 2200 San Francisco, CA 94105	SoCal Headquarters Los Angeles Office 10100 Santa Monica Blvd. Suite 300 Los Angeles, CA 90067	Sacramento Office 777 Campus Commons Rd Suite 200 Sacramento, CA 95825

View Mark Rieser's Expert Witness Profile.

John D. Shepherd, RRC, RROis the principal of Shepherd Consulting Services, a Building Envelope, Roofing, Waterproofing, and Exterior Walls  construction forensic consulting firm, and the Building Envelope Institute, a firm that develops education programs for construction professionals (consultants, architects , engineers, con- tractors, etc.). Mr. Shepherd has been consulting for more 26 years and has been active in the construction industry for over 50 years, including 10 as a roofing contractor. He is an IIBEC Registered Roof Consultant (RRC) and RRO, a Haag Certified Commer- cial/Residential Roof Inspector, and a certified building science thermographer. Over his career in the industry, Mr. Shepherd has conducted thousands of building envelope investigations including those related to leak investigations, construction defect, property assessment inspections, and property damage claims. Through Thermal Imaging of America, a Division of Sheperd Consulting Services, Mr. Shepherd uses Thermal Imaging and various moisture meters to accurately locate the cause of moisture intrusion into a residential or commercial building. Mr. Shepherd is a noted author speaker in his field of expertise. He has been delivering presentations on Roofing and Waterproofing nationally for approximately 25 years. He has served on the board of directors for both RCI, Inc. and the SoCal Chapter of RCI, and has served on a number of committees in RCI/IIBEC and on ASTM International. Consulting Services Include:

• Roof Surveys
• Replacement Cost Analysis
• Life Cycle Analysis
• Specification and Detail Review / Development
• Leak Investigations - Cause and Origin

View Expert Witness Profile.

Landscapes West has focused on the design, installation, and maintenance of residential and small commercial landscapes since 1973. They specialize in the Design/Build of all phases of landscape construction, including a wide range of hardscape surfaces, including brick, natural and synthetic stone, interlocking and permeable pavers, and specialty concrete finishes and colors. 

Services:

Landscape Design Landscape Construction Landscape Art & Pottery BBQ’s, Fireplaces & Ring Pavers & Stone Walls, Pillars & Gates Age-In-Place Construction Drought Tolerant Landscapes

Custom Concrete Pools & Water Features Irrigation & Rainwater Harvesting Lighting Wood Construction & Outdoor Rooms Drought Tolerant Landscape Commercial Xeriscape and Slope Retention Slope Retention

Principal, Stephen George, has over 40 years of Landscape Design and Construction Defect experience. Mr. George has owned and operated Landscapes West since 1980, and is still providing design / build and maintenance services to his clients. His projects have included commercial, apartments, condominiums, and residential landscapes. 

Mr. George is a member of the California Landscape Contractors Association (CLCA), the Forensic Expert Witness Association (FEWA), the Irrigation Association (IA), the International Society of Arboriculture (ISA), the National Concrete Masonry Association (NCMA), the Interlocking Concrete Paver Institute (ICPI), and the Better Business Bureau (BBB) with an A+ rating. 

View Stephen George's Expert Witness Profile.

Jeffrey Phillip Weinstein, AIA, a California licensed Architect and Construction Project Manager since 1982, with a Masters Degree in Real Estate Development from USC, is actively involved with development, design and construction management. Mr. Weinstein provides preconstruction (entitlements, plans, permits) through on-site construction administration services (change order analysis, cost evaluation) on a wide range of building types. 

Expertise: Mr. Weinstein has extensive experience in real estate development, acquiring government approvals, entitlements and permits, architect's standard of care, construction management, claims & defects, and A/E/C agreements. His expertise includes scope of services and design fees, zoning and building codes, errors/omissions, construction defects, destructive testing and repairs. 

Previous positions include Director of Operations, Preconstruction Director, Senior Project Manager, Construction Manager and Administrator for Nadel and Callison Architects, Tishman Construction, Trammel Crow Company, California State University and Goleta Valley Cottage Hospital.

 Project Experience: Mr. Weinstein's project experience includes high-rise residential and mixed-use developments, multi-family residential podium-type apartments and condominiums, retail, big box, neighborhood shopping centers and regional malls, corporate and tenant improvements, hospitality including wineries and breweries, themed resorts and casinos, K-12 and university buildings, hospitals and medical facilities, custom and production homes. 

Professional Licenses / Certifications / Affiliations:

• California Registered Architect, License #12822
• AIA Certified in Construction Management, Contract Administration and Specifications
• Member, American Institute of Architects, Urban Land Institute, Construction Specification Institute
• Member, North Santa Barbara County Board of Architectural Review

Professional Services Include:

• Architectural, Engineering and Construction (A/E/C) Project Management
• Owner’s Representative / Real Estate Development / LEED Design-Build
• Director of Operations and Pre-Construction Services / Construction Administrator
• Forensic Architect / Construction Expert Witness

View Jeffrey Weinstein's Expert Witness Profile.