--- title: "W B MASON CO INC | DOT 348981 | Carrier Profile" url: https://runalphaloops.com/carrier/ma/348981/w-b-mason-co-inc description: "W B MASON CO INC is a interstate carrier based in BROCKTON, MA. Fleet size: 834 power units, 898 drivers. DOT# 348981." lang: en --- Active Interstate # W B MASON CO INC Risk score · full evidence · 72-hour access · No account required DOT # 348981 Location BROCKTON, MA Phone 6175107830 Power Units 834 Drivers 898 Trailers 67 Annual Miles In full report Entity Type CORPORATION MCS-150 Date Dec 11, 2025 ## Risk Signals — W B MASON CO INC Scanning active / 10 NOT RATED Full risk analysis — historical patterns, fraud connections, financial signals — runs when you… Authority for sale No active listings detected… CLEAR Equipment for sale 105 of 571 units (18%) listed on marketplaces… MEDIUM Financial risk Analyzed in the full report… LOCKED Fraud signals Connection analysis in the full report… LOCKED Historical patterns Pattern analysis runs when you unlock the report… LOCKED Recent activity No adverse news in 90 days… CLEAR 1 risk category flagged — see the evidence before you book Get the exact risk score, full analysis, and the specific evidence + sources behind every signal. One-time · no account required ## Inspection Summary Recent Inspections (90 Days) 44 Vehicle OOS Rate 4.5% 2 of 44 National avg ~21% Driver OOS Rate 4.5% 2 of 44 National avg ~5% OOS Inspections 4 Driver + Vehicle OOS Most recent Sep 9, 2026 · MD Clean rate (90d) 60% Every inspection with date, location, level, violations found, and out-of-service results. ## Crash Summary Total Crashes 173 All time Fatalities 7 Injuries 110 Tow-Away 156 ## Counterparty Reports Email-verified, moderated transaction reports from brokers, shippers, and carriers who worked with W B MASON CO INC. No verified counterparty reports yet Worked a load with W B MASON CO INC? Be the first to report how it went. ## About W B MASON CO INC The website content is unavailable and only shows a message to enable JavaScript, with a support ID. ### Key Contacts 1,000 on file By Seniority Manager · 288 Senior · 98 Director · 28 VP · 9 C-Suite · 5 By Function Sales · 323 Fulfillment · 148 Operations · 108 Support · 85 Finance · 43 Names, titles, emails, and direct phone numbers for this carrier's decision-makers — included with your AlphaLoops trial. Included with AlphaLoops for Brokers → (https://runalphaloops.com/lp/broker-vetting) ### Service Regions Active in 22 states Top states: NY PA MD ME NH Full state-by-state operating volumes, inspection locations, and lane coverage analysis. ### CSA Safety Scores 5 BASICs 5 BASICs measured Percentile rankings pending FMCSA publication — raw measures + violations available in the report. Full BASIC percentiles, measure scores, BASIC + roadside alerts, and Acute Carrier flags from the latest FMCSA SMS snapshot. ## Operating Authority Common Authority N/A Contract Authority N/A Broker Authority N/A ### Insurance & Coverage BIPD, cargo, and excess liability coverage amounts, policy history, and insurer names. ## Contact Information 6175107830 Physical Address 59 CENTRE ST BROCKTON, MA 02301 ## Cargo & Operations Cargo Carried General Freight Paper Products Other ### Violations by Category 351 total Most common category Vehicle Maintenance · 46% of violations across 8 categories Full violation breakdown by category, out-of-service rates, and historical trends over time. ### Fleet Analytics 571 trucks Top manufacturers INTERNATIONAL FREIGHTLINER ISUZU Sample units 5HAEUMML2RL7XXXXX 2024 INTERNATIONAL MV 1FVACXDT8GHHXXXXX 2016 FREIGHTLINER BUSINESS CLASS M2 106 Full manufacturer, model, and model-year breakdown plus the VIN-level fleet roster. Are you W B MASON CO INC? Claim this profile to respond to reviews, keep your info current, and dispute inaccurate signals. Free forever. Vet at Scale ## Need more than a one-off vetting report? Unlimited vetting across every U.S. carrier, monitored continuously — with insurance, risk, contacts, and crash data built into your workflow. See AlphaLoops for Brokers: https://runalphaloops.com/lp/broker-vetting Free trial · no credit card upfront Covers every U.S. carrier Risk score · evidence · 72h access ## Structured data ```json [ { "@context": "https://schema.org", "@type": "LocalBusiness", "name": "W B MASON CO INC", "url": "https://runalphaloops.com/carrier/ma/348981/w-b-mason-co-inc", "areaServed": [ { "@type": "State", "name": "NY" }, { "@type": "State", "name": "PA" }, { "@type": "State", "name": "MD" }, { "@type": "State", "name": "ME" }, { "@type": "State", "name": "NH" } ], "address": { "@type": "PostalAddress", "streetAddress": "59 CENTRE ST", "addressLocality": "BROCKTON", "addressRegion": "MA", "postalCode": "02301", "addressCountry": "US" }, "telephone": "6175107830", "identifier": [ { "@type": "PropertyValue", "name": "DOT Number", "value": "348981" } ], "numberOfEmployees": { "@type": "QuantitativeValue", "value": 898 } }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What is W B MASON CO INC's DOT number?", "acceptedAnswer": { "@type": "Answer", "text": "W B MASON CO INC's USDOT number is 348981. These numbers are assigned by the Federal Motor Carrier Safety Administration (FMCSA)." } }, { "@type": "Question", "name": "Where is W B MASON CO INC located?", "acceptedAnswer": { "@type": "Answer", "text": "W B MASON CO INC is based in BROCKTON, MA 02301. They can be reached at 6175107830." } }, { "@type": "Question", "name": "How large is W B MASON CO INC's fleet?", "acceptedAnswer": { "@type": "Answer", "text": "W B MASON CO INC operates 834 power units with 898 drivers." } }, { "@type": "Question", "name": "Is W B MASON CO INC currently active?", "acceptedAnswer": { "@type": "Answer", "text": "W B MASON CO INC's USDOT registration is currently listed as active." } } ] }, { "@context": "https://schema.org", "@type": "WebSite", "name": "AlphaLoops", "alternateName": [ "AlphaLoops.com", "Run AlphaLoop" ], "url": "https://runalphaloops.com/" } ] ```