Our Services in Clayton
Services include structural engineering, architectural design, and certified inspections — each delivered or reviewed by a licensed professional with an extensive knowledge of St. Louis County permitting and construction regulations.
The services Clayton
clients call about most.
Load bearing wall removals, pre-purchase structural inspections, foundation evaluations, and permit drawing sets — the four services that account for the majority of our Clayton and St. Louis County work.
Load Bearing Wall Removal
Structural assessment and permit-ready beam design for removing load-bearing walls — the most requested service for open-concept renovations in Clayton and St. Louis County.
Open concept · Stamped beam design
Pre-Purchase Structural Inspection
Independent structural inspection before closing — identifies foundation issues, framing defects, and load-path concerns that a standard home inspection misses.
Before closing · Engineer's report
Foundation Inspection
Engineering assessment of foundation cracks, wall movement, and soil conditions — a stamped report that gives buyers, owners, and lenders a definitive structural verdict.
Cracks · Bowing · Settlement
Structural Permit Drawings
Complete stamped drawing sets for permit submission — framing plans, connection details, and load calculations formatted for St. Louis County plan review from the first submission.
PE stamped · First-pass approval
Structural Home Inspector Services in
Clayton MO
Structural damage reports, basement assessments, new construction phase reviews, and multi-family inspections — stamped reports that hold up in negotiations, insurance claims, and legal proceedings.
All Home Inspection services
Structural Damage Inspection
Inspection of damaged roof framing, walls, foundation, and floor systems — written stamped report usable for insurance claims, legal proceedings, and contractor disputes.
Storm damage · Insurance-ready
Basement Structural Inspection
Structural evaluation of foundation walls, slab, and surrounding soil conditions — distinguishes cosmetic cracking from structural movement with clear repair recommendations.
Bowing walls · Foundation cracks
New Construction Inspection
Phase inspections at foundation, framing, and pre-drywall — identifies framing deficiencies while they're still accessible and correctable, before they become concealed defects.
Pre-drywall · Phase reviews
Multi-Family Inspection
Structural inspection of shared systems across all units and common areas — written report documenting existing conditions and deficiencies for buyers, lenders, and investors.
Duplexes · Small apartment buildings
Engineering Consultant Services in
Clayton MO
Foundation design, code compliance, renovation structural engineering, and peer review — each backed by a licensed P.E. and formatted for St. Louis County plan review.
All Engineering services
Foundation Design Services
Stamped structural drawings and calculations for foundation systems on new construction, additions, and repairs — sized for St. Louis County soil conditions and plan review requirements.
Stamped drawings · New construction
Building Code Compliance
Code compliance consulting for permit submissions, plan review comments, and construction disputes — from engineers with firsthand St. Louis County plan review experience.
Plan review · Code consulting
Renovation Consulting
Structural engineering and documentation for renovations that remove walls, add loads, or alter the existing load path — permit-ready findings before work begins.
Load path · Permit-ready
Structural Peer Review
Independent technical review of structural drawings and calculations — stamped findings that satisfy building department, lender, and legal review requirements.
Independent review · Stamped findings
Design Engineer Services in
Clayton MO
Permit drawings, beam and header sizing, floor system engineering, and retaining wall design — stamped and formatted for St. Louis County submittal from the first submission.
All Design Engineering services
Structural Drawings for Permits
Full stamped drawing sets for permit submission — framing plans, connection details, and load calculations formatted for St. Louis County plan review.
Stamped · First-pass approval
Beam & Header Design
Correct beam and header sizing for every wall opening, with stamped calculations your framer and inspector can rely on — no guesswork at the jobsite.
Sized for load · Stamped calcs
Floor System Design
Joist and truss layout, member sizing, and deflection checks — floor systems designed for real loads, not just minimum code spans.
Strength & deflection · Code-compliant
Retaining Wall Design
Engineered wall design for grade changes near structures, driveways, and property lines — soil pressure, drainage, and surcharge loads accounted for in every stamped drawing.
Permitted · Sloped lots
Building Consultant Services in
Clayton MO
Storm damage assessments, defect investigations, condition evaluations, and feasibility reviews — objective findings from a licensed engineer for owners, attorneys, and lenders.
All Consulting services
Storm & Wind Damage Assessment
Written assessment of structural damage from severe weather — formatted for insurance adjusters and legal teams, carrying an engineer's stamp.
Insurance claims · Legal proceedings
Construction Defect Consulting
Independent investigation of faulty workmanship and structural failures — technical findings that identify cause, code deviation, and required remediation.
Owners · Attorneys · Contractors
Building Condition Assessment
Thorough inspection of foundation, framing, and load-bearing elements — written report identifying deficiencies for buyers, owners, and lenders before purchase or refinancing.
Due diligence · Lender-ready
Remodel Feasibility Consulting
Structural feasibility review before committing to an addition or wall removal — confirms what engineering will be required before full drawings are ordered.
Early-stage · Saves time & cost
Building Inspector Services in
Clayton MO
Foundation crack assessments, commercial property inspections, deck and balcony reviews, and renovation verification — each with a written report carrying the engineer's stamp.
All Inspection services
Foundation Crack Inspection
Structural assessment of foundation cracks, wall displacement, and soil movement — distinguishes active structural movement from dormant shrinkage cracking with clear repair recommendations.
Objective verdict · Real estate & insurance
Commercial Building Inspection
Inspection of primary structural systems in commercial properties — documented findings for pre-purchase due diligence, refinancing, and long-term capital planning.
Investors · Lenders · Tenants
Deck & Balcony Inspection
Structural assessment of ledger connections, post bases, beam and joist sizing, and guardrail attachment — identifies failure risk before it becomes a liability event.
Older decks · Permit-era builds
Renovation Inspection
Independent structural verification of in-progress or completed renovation work against permitted drawings — written findings the owner, contractor, or lender can act on.
Mid-project · Post-completion
Architectural Designer Services in
Clayton MO
Room additions, floor plans, kitchen remodels, and bathroom renovations — permit-ready drawings that combine design and structural engineering from the same firm, so what you submit is complete from the start.
All Architectural Design services
Room Addition Design
Addition layout developed around your existing floor plan and site constraints — permit-ready drawings for bedrooms, sunrooms, in-law suites, and garage conversions.
Permitted · Contractor-ready
Floor Plan Design
Dimensioned floor plan design built around how the space will actually be used — traffic flow, room relationships, door and window placement, and structural wall locations.
New builds · Reconfigurations
Kitchen Remodel Design
Layout plan with cabinet placement, appliance locations, island dimensions, and structural changes identified — including load-bearing wall solutions where walls come down.
Open-concept · Structural included
Bathroom Renovation Design
Dimensioned layout with fixture placement, wall changes, door swing, and clearance requirements — structural and mechanical coordination flagged for your contractor.
Primary bath · Half bath · Conversions
Structural Engineer Services in
Clayton MO
Calculation packages for contractors and permit applications, repair design, and staircase engineering — stamped, formatted, and ready for plan review from the first submission.
All Structural Engineering services
Calculations for Contractors
Stamped calculation packages tied to what you're building — formatted for plan review and ready to answer the specific question the inspector or reviewer is asking.
Mid-project · Fast turnaround
Structural Calculations
Bound, stamped calculation packages for permit applications — dead loads, live loads, lateral forces, and member sizing documented to satisfy St. Louis County plan review.
Permit applications · Complete package
Structural Repair Design
Engineered repair solution for damaged or deteriorated structural elements — stamped drawings and specifications your contractor can build from and a building official can approve.
Damaged elements · Code-compliant repair
Staircase Structural Design
Full stair framing design — stringers, landings, connections, and support conditions — meeting IRC or IBC requirements for cantilevered treads, steel elements, and long spans.
Custom stairs · Multi-story
Architect Services in
Clayton MO
Light commercial design, interior renovation, as-built documentation, and CAD drafting — drawing sets coordinated with structural engineering and ready for St. Louis County plan review.
All Architecture services
Light Commercial Design
Full drawing set for commercial new construction or tenant improvements — floor plans, elevations, sections, and structural notes ready for St. Louis County commercial plan review.
IBC · Tenant improvements
Interior Space Renovation
Design documents for wall changes, door and window relocations, and structural modifications — coordinated spatial and structural drawings in one complete set.
Residential & commercial · One set
As-Built Drawings
Measured documentation of what was actually built — floor plans, structural elements, wall locations, and key dimensions that serve as a reliable baseline for all future design and permit work.
No records · Existing buildings
Architectural Drafting
Clean, dimensioned CAD drawings from sketches, redlines, or existing documents — formatted for permit submission, contractor use, or design coordination.
CAD · Permit-format · Structurally aware
