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WARN Act Layoffs in Saint Charles County, Missouri

WARN Act mass layoff and plant closure notices in Saint Charles County, Missouri, updated daily.

2
Notices (2026)
335
Workers Affected
Nike IHM, Inc (dba AirMI)
Biggest Filing (172)
Manufacturing
Top Industry

Latest WARN Notices in Saint Charles County

WARN Act layoff notices
CompanyCityEmployeesNotice DateType
Nike IHM, Inc (dba AirMI)St. Charles172Layoff
General Mills OperationsSt. Charles163Closure
CenlarO'Fallon93Closure
Jack CooperWentzville239Closure
Southern GlazersSt. Charles94Layoff
Ingram MicroO'Fallon60Closure
Marsden ServicesSt. Peters93
Windsor EstatesSt. Charles85Closure
North America Savings BankCottleville85Layoff
TimetWentzville42Layoff
LeadecWentzville146Layoff
LMI AerospaceSt. Charles60Layoff
Ameristar Casino Resort Spa - St. CharlesSt. Charles947Layoff
Leonard’s Metal, Inc. DBA LMI Aerospace - Highway 94St. Charles52Layoff
Leonard’s Metal, Inc. DBA LMI Aerospace - Fountain LakesSt. Charles88Layoff
Black Bear DinerSt. Charles38Layoff
Atrium Hospitality - St. Charles Embassy SuitesSt. Charles87Layoff
DB SchenkerSt. Peters144
Cognosante, LLC (Updated 03-26-2018)Wentzville84Closure
SercoWentzville660

In-Depth Analysis: Layoffs in Saint Charles County, Missouri

# Economic Analysis: Saint Charles County, Missouri WARN Layoffs

Overview: Scale and Significance of Layoff Activity

Saint Charles County has experienced substantial workforce disruptions over the past two decades, with 40 WARN notices affecting 5,974 workers across diverse sectors. This volume places the county among Missouri's most economically volatile regions, reflecting broader shifts in manufacturing, technology, and service industries. The concentration of layoffs—particularly the three largest notices affecting 2,734 workers at just three employers—underscores the county's vulnerability to major employer decisions. At a county population-dependent scale, nearly 6,000 displaced workers represents a significant shock to local labor markets, especially when concentrated in specific periods.

The temporal distribution of these layoffs reveals pronounced cyclical patterns, with 2020 standing out as an inflection point. The clustering of notices during the pandemic year (six notices) coincides with national economic disruption, yet the persistence of notices through 2026 suggests ongoing structural adjustment rather than temporary dislocation. Most notably, while Missouri's current unemployment rate stands at 3.9% and insured unemployment has declined 57.4% year-over-year, the continued WARN filings indicate that aggregate labor market tightness masks persistent sectoral and firm-level turbulence.

Key Employers Driving Workforce Reductions

The layoff landscape in Saint Charles County is heavily concentrated among a small number of large employers. General Motors' Wentzville Assembly operation filed a single WARN notice affecting 887 workers, making it the second-largest displacement event in the dataset. This single notice represents nearly 15 percent of all workers affected by WARN activity in the county. Ameristar Casino Resort Spa – St. Charles contributed 947 affected workers through one notice, the largest single event. These two employers alone account for 1,834 workers, or roughly 31 percent of total county layoffs.

The casino's substantial workforce reduction likely reflects post-pandemic operational adjustments, as hospitality and gaming facilities experienced severe COVID-related shutdowns and subsequent labor model restructuring. The GM layoff, conversely, reflects the automotive sector's ongoing transition toward electric vehicle manufacturing and supply chain optimization, a process that has placed significant pressure on traditional assembly operations even as the overall automotive sector shows modest employment growth nationally.

Bank of America, with 289 affected workers, filed a single notice reflecting broader consolidation trends in financial services. The 267 workers affected by PRACS Institute Management indicate significant healthcare staffing adjustments, while Serco's 660-worker reduction points to potential changes in defense contracting or government services delivery. Continental AFA and Jack Cooper (239 and 236 workers respectively) represent additional significant disruptions in specialized manufacturing and transportation logistics.

The prevalence of SunEdison across four separate WARN notices, despite affecting only 14 total workers, suggests a pattern of repeated, smaller-scale adjustments rather than a single catastrophic event. This stands in contrast to the single-notice, high-impact patterns of automotive and gaming operations. Guaranteed Returns filed two notices totaling 94 workers, indicating modest but repeated workforce adjustments. U.S. Cellular's two notices affecting nine workers represent the smallest quantified disruptions among major filers.

Industry Composition and Sectoral Vulnerability

Manufacturing dominance in Saint Charles County's WARN notices—12 notices representing the largest industry cohort—reflects the region's historical economic foundation. However, this concentration has become increasingly volatile as traditional manufacturing faces automation, supply chain restructuring, and competitive pressure. The General Motors and Continental AFA notices exemplify this sector's ongoing adjustment, while the diversity of manufacturing notices suggests exposure across automotive, industrial equipment, and component production.

Information and Technology, with nine notices, represents the county's second-largest source of displacement activity. This is particularly significant given that Missouri's H-1B visa petition data shows substantial reliance on foreign technical talent—44,284 certified H-1B/LCA petitions statewide, with Computer Systems Analysts (3,623 petitions), Computer Programmers (3,150), and Software Developers (3,017) forming the core of visa-dependent positions. The concentration of tech layoffs in Saint Charles County may reflect either consolidation among tech employers or market saturation in software development roles that previously drove H-1B demand.

Finance and Insurance, Utilities, and Healthcare each generated between two and four notices, indicating meaningful but less concentrated disruption in these sectors. The presence of Bank of America and healthcare staffing adjustments suggests that even traditionally stable, large-employer sectors face significant workforce reductions. Professional Services and Transportation layoffs, while modest in notice count, affected sufficient workers (239 to potentially several hundred) to warrant attention as indicators of broader service-sector adjustment.

Geographic Concentration: Municipal Patterns

Saint Charles city itself is the epicenter of layoff activity, accounting for 18 of 40 notices—nearly 45 percent of all WARN activity. This concentration reflects Saint Charles city's position as the county's largest employment hub, home to major casino operations, corporate headquarters, and significant healthcare employment. St. Peters follows with eight notices, while Wentzville, home to General Motors' major assembly facility, filed seven notices. O'Fallon accounted for five notices, while smaller municipalities—Weldon Spring and Cottleville—each filed single notices.

The geographic clustering in the county's urban core, particularly Saint Charles and St. Peters, suggests that layoff risks are not uniformly distributed. Workers in these municipalities face higher exposure to displacement from major employers. Wentzville's seven notices, despite being smaller in absolute terms than Saint Charles city, reflect proportionally significant disruption given the municipality's smaller workforce base. The concentration of automotive manufacturing in Wentzville creates particular vulnerability to sector-wide disruptions.

Historical Patterns and Cyclical Dynamics

WARN notice patterns reveal distinct cyclical behavior aligned with macroeconomic conditions. The 2007-2009 period saw minimal notice activity—three in 2007 and two each in 2008 and 2009—despite coinciding with the Great Recession. This likely reflects data collection lags, underreporting, or the concentrated nature of early recession layoffs at firms falling below WARN notice thresholds. The relative calm from 2010 through 2018, interrupted by modest upticks in 2013, 2016, and 2017, suggests gradual labor market adjustment rather than massive displacement waves.

The dramatic increase beginning in 2020—six notices, compared to single-digit annual rates in preceding years—marks a clear structural break. The pandemic's labor market disruption triggered unprecedented layoff activity in Saint Charles County. The subsequent moderation (two notices in 2021, single notice in 2019) followed by renewed activity in 2023-2026 (two, three, and two notices respectively) suggests that while peak pandemic disruption has passed, the county faces persistent workforce adjustment pressures rather than a return to pre-pandemic stability.

Local Economic Impact and Labor Market Implications

The cumulative effect of 5,974 displaced workers across Saint Charles County carries significant economic consequences beyond headline unemployment figures. Saint Charles County's economy appears to be undergoing substantial sectoral reallocation, with traditional manufacturing and gaming operations shrinking while technology and healthcare services face selective contraction. The mismatch between declining employment in some sectors and persistent hiring pressure in others creates localized labor market friction.

Missouri's current unemployment rate of 3.9%, combined with an insured unemployment rate of 0.71% and year-over-year improvement of 57.4%, masks underlying volatility in Saint Charles County specifically. The county's concentration of large employers means that individual firm decisions create disproportionate disruption. A single General Motors or Ameristar decision affects thousands of workers simultaneously, overwhelming local retraining and redeployment capacity.

The reliance on a small number of large employers creates economic fragility despite strong statewide labor market indicators. Workers displaced from automotive assembly or casino operations face significant retraining burdens and may lack transferable skills to other sectors. The presence of nine Information and Technology WARN notices, despite strong H-1B petition activity statewide, suggests that technical employment—supposedly in tight supply—is experiencing unexpected contraction. This may reflect employer preference for offshore talent or consolidation of technical roles to specific geographic hubs outside Saint Charles County.

H-1B Visa Dynamics and Foreign Labor Competition

The relationship between Saint Charles County's layoff patterns and Missouri's substantial H-1B visa utilization warrants careful scrutiny. Missouri received 44,284 certified H-1B/LCA petitions from 5,472 employers, with average salaries of $98,754. However, the top H-1B employers are concentrated elsewhere in Missouri: Tech Mahindra (2,578 petitions), Cerner Corporation (1,716), Washington University (1,163), Infosys (1,146), and University of Missouri (1,014).

The absence of Saint Charles County employers from Missouri's top H-1B petitioners, combined with nine Information and Technology WARN notices filed in the county, suggests a troubling dynamic. While Missouri's major tech employers aggressively recruit H-1B talent, mid-sized technology firms in Saint Charles County appear to be contracting. This may indicate that geographic consolidation in technology is drawing talent and investment away from Saint Charles County toward larger tech hubs or that local tech firms lack competitiveness against better-capitalized competitors. The nine tech-sector WARN notices may thus reflect not simply sector-wide contraction but rather the relative marginalization of Saint Charles County in Missouri's technology economy.

The 90.3 percent H-1B approval rate in Missouri (13,150 approved, 1,412 denied) reflects aggressive visa utilization, yet this does not appear to have stabilized employment in Saint Charles County's information technology sector. This discrepancy suggests that H-1B hiring in Missouri is concentrated among large employers in other regions, leaving Saint Charles County's technical workforce vulnerable to displacement without corresponding visa-based recruitment that might enhance local competitiveness.

Conclusion: Economic Vulnerability Amid Aggregate Strength

Saint Charles County presents a paradoxical economic picture: statewide labor market indicators show strength and historical improvement, yet the county faces persistent, significant workforce disruptions concentrated among a small number of major employers. Manufacturing decline, gaming sector restructuring, and selective technology contraction have created local economic fragility despite Missouri's improving aggregate unemployment rate. The geographic and employment concentration within the county amplifies the impact of individual employer decisions, creating economic volatility that aggregate statistics fail to capture. Policymakers and economic development authorities must recognize that strong statewide metrics mask concentrated local disruption requiring targeted workforce development and economic diversification strategies.