Expert Witness – Assisting with construction defect, mediation, dispute resolution, appraisal, and trial cases relating to drainage, water intrusion, foundation, seismic, settlement and general construction building issues.
Tom Anderberg has provided expert expert witness services and testimony for many attorneys, homeowners, contractors, HOA’s (Homeowners Associations), tenants, business owners, etc. throughout the Bay Area from San Jose to Sacramento for many years.
Representative cases are as follow:
| City | Case | Issues of Opinions |
| Berkeley | Homeowner v. Contractor. Construction defect by owner against framing contractor. | Expert for attorney to develop list of construction defects to present case against builder including foundation assessment. |
| Berkeley | Homeowner v. Contractor. Case against foundation subcontractor by homeowner regarding work compliance as per plan for total home reconstruction. | Expert opinions for attorney regarding foundation, retaining walls, concrete slabs, construction, seismic and drainage issues with respect to plan compliance on total home reconstruction. |
| Moraga | Homeowner v. Contractor. Dispute over workmanship to remodeling project by owner against contractor. | Testified at Lower Court in Martinez regarding construction, foundation and misc. work performed by remodeling contractor. |
| El Cerrito | Homeowner v. initial owner. Foundation, drainage and seismic issues. | Provide report representing current conditions regarding foundation, seismic and drainage. |
| San Pablo | Home Buyer v. Original Homeowner (Seller) et. al. Homeowner vs. original owner regarding defective work. | Testified at Arbitration in Oakland regarding deficiencies in framing, failed retaining wall construction, foundation and drainage issues. |
| Berkeley | Home Buyer v. Original Homeowner (Seller) et. al. Dispute regarding construction issues regarding home purchase by buyer. | Testified at Lower Court in Oakland as expert regarding opinion of foundation and general construction conditions. |
| Antioch | Owner v. Remodeling Contractor. Construction defect and overcharging case by owner against remodeling contractor. | Testified at Lower Court in Pittsburg as expert regarding construction defects in concrete integrity, construction layout errors and opinion on overcharging of additional work performed. |
| Antioch | Owner v. Remodeling Contractor. Dispute over scope of work resulting from fire damage by owner. | Render opinions for attorney regarding scope of work regarding construction framing and foundation replacement issues. |
| Oakland | Owner v. Remodeling Contractor. Owner of apartment against contractor regarding completion of remodeling work. | Expert for attorney to define issues regarding work completion and associated costs. Construction framing to floors discussed. |
| Berkeley | Buyer v. Seller. Drainage/Foundation & Construction issues relating to water intrusion non-disclosure in garage by new home buyer. | Testified at Arbitration in San Rafael as expert for attorney regarding remediation of drainage issues with regard to foundation support and construction issues. |
| San Bruno | Homeowner v. Contractor et al. Construction defect dispute by owner against contractor for complete home reconstruction and second story add-on project. | Render expert opinion regarding foundation, construction framing, electrical, plumbing and drainage work provided by contractor as well as non-conformance in adhering to plans. |
| Folsom | HOA v. Developer et al. (representing homeowners). | Expert witness regarding reinforcement to concrete slab/ foundations of residence and drainage waterproofing issues; discrepancies re: actual work vs. plans. |
| San Jose | Owner v. Tenant. Dispute between owner and tenant regarding previously furnished construction work by tenant as part of sale price. Tenant to purchase building from owner. | Render expert opinion of construction modifications to warehouse along with cost approximations. |
| San Francisco | Homeowner v. Remodeling Contractor et al. Construction dispute between owner and remodeling contractor. | Construction framing opinions of rear add-on addition and overall workmanship. |
| Lafayette | Owner v. Contractor. Construction remodel defects case against contractor by owner. | Develop report of opinions for attorney regarding construction, foundation and concrete deficiencies. |
| Brentwood | Homeowner v. Builder et al. Construction defects case against contractor by new owner regarding new home construction. | Developed report of opinions for attorney regarding construction and concrete issues to facilitate case settlement. |
| Clayton | Homeowner v. Contractor & Insurance Co. Dispute over scope of work after fire damage had occurred to client’s home. | Expert for attorney regarding scope of work and direction of repair to construction framing and water intrusion issues along with smoke remediation suggestions. |
| Sacramento County | HOA vs. Developer et al. (representing homeowners). | Rendered opinions regarding conditions to concrete slabs, walkways and curbs. Evaluated construction support to entry stair structures and siding. |
| San Juan Bautista | Homeowner v. Neighbor. Defective driveway easement construction and location by Grantor (Client). | Testified at Jury Trial in San Juan Bautista as expert regarding opinion on driveway location and concrete driveway construction defects and lack of completion to plans. |
| San Francisco | Tenant v. Building Owner et al. Renter eviction case. | Deposed in South San Francisco as expert regarding construction integrity, electrical, building safety and code issues. |
| Sacramento County | HOA v. Developer (representing homeowners). | Opinions relating to drainage conditions and related construction issues and suggested repairs. Opinions regarding interior vinyl flooring defect issues and corrective measures. |
| Oakland | Homeowner v. City. Property line work authorization dispute regarding City to demand retaining wall construction and construction work between buildings. Disputed by property owner. | Consultative work – evaluate foundation and construction code issues for attorney as expert. |
| San Francisco | Tenant v. Landlord. Tenant eviction case with construction work sited. | Render opinion to attorney regarding construction work performed by landlord. |
| Oakland | Homeowner v. Builder. Construction defects to elevated driveway construction by owner vs. original builder. | Render expert opinion report regarding construction defects to elevated driveway construction, waterproofing and foundation issues. |
| Auburn | Homeowner v. Water District. Municipal water main break flooding downhill residence. | Render expert opinion report regarding foundation and construction damage to residence as a result of flooding by municipal water main break. |
| San Anselmo | Buyer v Seller et al. Non-disclosure of termite damage issues by home buyer against seller. | Expert for attorney to evaluate construction framing conditions with respect to termite damage and render approximate costs to remediate. |
| San Francisco | Owner v. Building Developer. Construction defects by homeowner against developer in housing track. | Expert for attorney regarding opinion of water intrusion to construction framing in window areas; extent of damage and method of remediation. |
| San Francisco | Tenant v. Building Owner, et al. Work dispute by tenant, who performed substantial renovations to several units within the property, was not compensated by owners. | Deposed in San Francisco as expert regarding miscellaneous construction and construction details to the construction work performed. |
| Santa Rosa | Buyer v. Prior Owner. Construction defect case. Buyer not satisfied with work by owner prior to selling. | Expert for attorney regarding construction defects with respect to construction framing and settlement of front entry and various other locations. |
| Hillsboro | Client v. Builder. Construction defect issues by owner vs. original builder. | Facilitated attorney as expert to render opinions in construction defect case. Framing deflection issues, waterproofing to construction framing, concrete retaining wall and concrete slab construction opinions, and general overall foundation assessment. |
| San Francisco | Homeowner v. Builder. Construction defect by owner against builder. | Expert for attorney regarding opinion of water intrusion through second story concrete slab patio to construction framing; extent of damage and method of remediation. |
| Moraga | Homeowner (defendant) v. Neighbor. Alleged drainage condition causing common retaining wall movement. | Provided report of existing conditions and including opinions for neighbor to address if they desire. |
| Richmond | Landlord v. Business Store Tenant. Food preparation area construction overview to delicatessen area in commercial convenience store. | Overview of site layout regarding general existing construction conditions regarding food preparation area. |
| El Cerrito | Current Owner v. Client, et al. Non-disclosure of water intrusion by buyer against seller. | Rendered report as expert for attorney (representing seller) regarding drainage concerns and construction issues to concrete retaining walls/foundations etc. and provide corrective measures. |
| Pinole | Owner v. Owner. Divorce settlement regarding value of residence with respect to construction conditions. | Testified at Superior Court in Martinez as expert regarding opinion on concrete foundation settlement, retaining wall failure, construction support issues, seismic deficiencies and drainage issues. |
| San Francisco | Homeowner v. Contractor. Construction defects case by homeowner against remodeling contractor regarding construction and foundation issues on renovation. | Testified at Superior Court in San Francisco regarding opinions of construction and concrete foundation remodeling work to rear of garage and rear living unit including approximate associated costs of construction. |
| Oakland | Homeowner v. Insurance Co. Dispute with insurance company regarding scope of repairs due to automobile collision with residence by homeowner. | Construction evaluation of framing and foundation crack assessment – write letter of opinion as expert. |
| Alameda | Homeowner v. Insurance Co. Homeowner (client) dispute with homeowner’s home insurance company regarding construction and flooring damage from water leak. | Render expert opinion regarding construction damage to structure as a result of water pipe leak. |
| Mill Valley | Home Buyer v. Home Seller. Non-disclosure issues by buyer against seller of residence. | Expert opinion for attorney regarding drainage and water intrusion to construction interior framing with respect to patent and latent defects. |
| Oakland | Homeowner v. Insurance Company et al. Tree fell into residence causing major damage. | Testified at Superior Court, Jury Trial, in Oakland as expert witness regarding construction and foundation damage. |
| San Francisco | Homeowner v. Plumbing Contractor. Building settlement issues. | Provide verbal summary regarding causation of building settlement as a result of non-shoring of excavation of trenches during sewer line replacement. |
| Oakland | Homeowner v. Seller. Non-disclosure of drainage issues in crawlspace. | Provide photo documentation of water intrusion for attorney to present case for homeowner. |
| San Francisco | Homeowner v. Contractor. Construction defect regarding window and siding replacement. | Rendered report regarding defective and non code compliance pertaining to window & siding replacement by contractor. Developed list of corrective measures including approx. costs to repair. |
| Hayward | Client v. Real Estate Buying Agent. Non-disclosure of water intrusion and code violations. | Rendered report regarding non-disclosure of water intrusion and code violations. Provided associated costs to remedy. |
| El Cerrito | Homeowner v. Contractor. Construction defect case. Large remodel & new construction project with numerous defective construction issues, non-code compliance items and non-conformance to plan details. | Expert investigation and rendering opinions to entire project regarding causation of building defects, non-code compliance items, water intrusion problems and non-conformance to plan issues. Developed list of corrective measures including approx. costs to repair. |
| San Francisco | Homeowner v. Contractor. Construction defect resulting from water intrusion. | Develop report regarding issue of water intrusion through second story remodeled concrete patio. Provided extent of damage and associated costs of repair. |
| Alameda | Seller v. Buyer. Non-disclosure issue regarding existing brick foundation vs. concrete. | Expert for attorney regarding existing condition and type of foundation (brick vs. concrete). |
| Berkeley | Homeowner v. Plumbing Contractor. Repiping of triplex issues. | Rendered reports only to attorney to assist settlement of case regarding defective installation of piping and associated approximate costs to repair improper work. |
| Oakland | Homeowner v. Contractor. Construction defect issues in new home construction. | Developed reports and associated costs to remedy framing and drainage defects due to faulty construction practices. |
| Antioch | Buyer v. Real Estate Broker. Non-disclosure regarding settlement issues. | Evaluate buyer’s estimates of cost repairs for seller. |
| San Francisco | Homeowner v. Remodeling Contractor. Construction defects and subsequent damages to property resulting from a two story remodel add-on and remodeling project. | Develop report outlining defect issues to be corrected, stairway code violations and causation of buckling hardwood floors. |
| Pleasant Hill | Homeowner v. Contractor. Construction defect of drainage installation system. | Rendered report describing details of drainage system installation failure, causation and costs to remedy. |
| Daly City | Homeowner v. Contractor. Construction defects and subsequent damages to property resulting from various work and lack of required maintenance. | Develop report outlining deficient level of workmanship and damages as a result of lack of maintenance. |
| Oakland | Homeowner v. Remodeling Contractor. Construction defects regarding numerous defects, non-code compliance issues, construction defects and unfinished work on renovation. | Arbitration in Oakland as expert witness regarding work items yet to be completed, concrete staircase construction and payment issues. |
| El Cerrito | Homeowner v. Insurance Co. Major fire damage. Lack of proper rebuild. | Assist attorney & homeowner in reconstruction of residence. Initial contractor not able to perform adequate construction. |
| Fairfield | Developer v. Contractors. Class action against multiple contractors on housing development tract. | Assist attorneys regarding class action against multiple contractors on housing development tract. |
| San Francisco | Homeowner v. Contractor. Construction defects regarding roof installation. | Assist attorney in developing demand for repairs resulting from roof leaks due to improper installation. |
| Oakland | Homeowner v. Contractor. Dispute over contractor drainage installation methods. | Testify as drainage expert in Small Claims Court in Oakland in case alleging defective installation of drainage system by contractor. |
| Lafayette | Seller v. Buyer. Non-disclosure issue regarding construction defect claims by new homeowner regarding foundation slab cracking and various construction issues. | Assist attorney & homeowner in mediation dispute representing existing conditions. |
| San Francisco | Continuation of Homeowner v. Remodeling Contractor. Construction defects and subsequent damages to property resulting from a two story remodel add-on and remodeling project. | Continuation of developing reports outlining defect issues to be corrected, stairway code violations and causation of buckling hardwood floors. |
| San Jose | Homeowner v. Buyer. Construction settlement and drainage issues. | Testified at arbitration as construction expert regarding settlement and drainage issues. |
| San Jose | Homeowner v. Buyer. Construction settlement and drainage issues. | Deposed by opposing attorney regarding settlement and drainage issues. |
| San Francisco | Homeowner v. Contractor. Dispute regarding contractor construction methods. | Assist attorney in representing contractor work performance methods. |
| El Dorado Hills | Buyer v. Builder. Dispute with original builder regarding stucco water intrusion and framing damage issues. | Site visit to document stucco water intrusion and framing damage to determine extent of builder liability. |
| San Francisco | Homeowner v. Contractor. Dispute with contractor regarding contract, amount of work performed and cost to provide work. | Assist attorney in determining approximate cost of work performed by contractor. |
| Orinda | Homeowner v. Contractor. Dispute with contractor regarding contract, amount of work performed and cost to provide work dispute with owner. | Deposed by opposing attorney regarding contractor work performance. |
| San Francisco | Homeowner v. Contractor. Non-disclosure issues pertaining to drainage and code issues. | Assist attorney and client in determining strategy regarding issues pertaining to drainage and code issues. |
| San Francisco | Homeowner v. Contractor. Performance issues pertaining to large residential remodel. | Assist attorney in determining work defect issues in large remodel project regarding framing and drainage issues. |
| San Francisco | Homeowner v. Contractor. Contractor work performance issues pertaining to large residential remodel. | Deposed by opposing attorney regarding contractor work defect issues in large remodel project regarding framing and drainage issues. |
| Lafayette | Buyer v. Seller. Dispute regarding prior construction and code issues. | Assist attorney in determining construction defects and water restoration practices and methods. |
| Alameda | Contractor v. Homeowner. Issues regarding amount of work performed by contractor and payment dispute with owner. | Testified at Alameda County Superior Court in Oakland regarding dispute over cost of remodeling and restoration work performed on historic residential structure. |
| Oakland | Buyer v. Seller. Dispute with builder/seller regarding construction defect and water intrusion claims. | Assist attorney regarding dispute with builder regarding construction defect and water intrusion claims. |
| Rohnert Park | Tenant v. Landlord. Carbon monoxide claims reading furnace issues. | Assist attorney in determining carbon monoxide claims by tenants regarding furnace replacement issues. |
| Oakland | Tenant v. Landlord. Landlord construction and tenant safety issues. | Review details regarding landlord construction and tenant safety issues. |
| Oakland | Homeowner v. Contractor. Construction defect dispute with contractor over remodel project. | Assist attorney in determining scope of repair regarding initial contractor faulty work. |
