Dewayne Fillingim

Versatile business and financial professional with 15+ years of experience across bookkeeping, executive support, financial leadership, entrepreneurship, customer service, and oilfield operations. Brings a practical, hands-on approach to solving financial and operational problems, strengthening records and processes, supporting leadership, and serving clients with discretion.

Bookkeeper / Chief Financial Officer at MT Wellsite Services, Inc. (2015-06 – 2026-08)

Oilfield Services

• Directed day-to-day financial administration, including the general ledger, AP/AR, payroll, bank and vendor reconciliations, and recordkeeping.
• Supported ownership with budgets, cash-flow planning, financial reporting, compliance documentation, and information used for business decisions.
• Converted incomplete or disorganized financial data into dependable records, improving visibility into company finances and obligations.
• Balanced financial oversight with the fast-moving demands of an operating oilfield-service company.

Executive Assistant at MT Wellsite Services, Inc. (2020-01 – 2025-12)

Concurrent Role

• Supported company leadership with scheduling, correspondence, document preparation, follow-up, record management, and daily coordination.
• Connected executive, administrative, financial, and operational priorities, adapting quickly as business needs changed.
• Continued bookkeeping and financial responsibilities throughout the role; remained with MT through August 2026 after the executive-assistant position concluded.

Financial / Business Services at Fortune Finance

Business & Client Services

• Delivered bookkeeping, payroll, financial recordkeeping, business-formation support, EIN assistance, and federal income-tax-related services.
• Helped clients turn confusing financial issues into organized records and practical next steps.
• Earned client trust through responsive service, confidentiality, clear communication, and consistent follow-through.

Founder / Owner / Operator at Fortune III Spooling

Oilfield Services

• Built and operated an oilfield service business, overseeing scheduling, sales, bookkeeping, customer relationships, safety meetings, and equipment readiness.
• Made independent decisions involving pricing, expenses, staffing needs, service delivery, and daily priorities.
• Managed customer expectations and business reputation while keeping operations safe, responsive, and financially sustainable.

Shop / Operations Support at Action Hot Oil

• Supported oilfield operations through shop and facility maintenance, vehicle detailing, and semi-truck repair assistance.

Seasonal Farm Work at Fillingim Farm

• Developed an early foundation in responsibility, equipment awareness, physical work, and dependable follow-through through seasonal farm work.

High School Diploma – Union High School, Public Bookkeeping-Certification-AIPB, Advanced Federal income tax- certification- National tax training school