Other Services


Cox-Walker provides a range of services including contract personnel staffing, engineering, and environmental services to help meet the needs of our clients. Our service and flexibility allows us to adapt to your special circumstances. From design and modeling to procedures and permitting, we can accommodate your specific request.
See our Other Services below:


Cox-Walker provides a range of services including contract personnel staffing, engineering, and environmental services to help meet the needs of our clients. Our service and flexibility allows us to adapt to your special circumstances. From design and modeling to procedures and permitting, we can accommodate your specific request.
See our Other Services below:

Contract Personnel Staffing Services

Have a temporary project requiring additional manpower? Maximizing the potential of your retirees by contracting their employment? Cox-Walker offers personnel staffing services to help supplement your staff and minimize human resource challenges you may have. Meet With Us to discuss your personnel staffing needs.



Contract Personnel Staffing Services

Have a temporary project requiring additional manpower? Maximizing the potential of your retirees by contracting their employment? Cox-Walker offers personnel staffing services to help supplement your staff and minimize human resource challenges you may have. Meet With Us to discuss your personnel staffing needs.


Engineering Services


  • Industrial Wastewater Treatment Plant Design
  • Scrubber Design Analysis
  • Equipment Sizing/Specifications
  • Process Safety Information (P&IDs, PFDs, Material & Energy Balances)
  • Dispersion Modeling


Engineering Services


  • Industrial Wastewater Treatment Plant Design
  • Scrubber Design Analysis
  • Equipment Sizing/Specifications
  • Process Safety Information (P&IDs, PFDs, Material & Energy Balances)
  • Dispersion Modeling

Environmental, Procedural, and Planning Services

  • Writing Procedures
  • Training
  • Environmental Permit Support Calculations
  • Environmental Permit Applications
  • Thermal Oxidizer (T-Ox) and Boiler Air Permit Calculations
  • Hazardous Energy Control Plans (Lockout/Tagout Compliance)
  • Process Safety Management (PSM) Plans
  • Spill Prevention, Control, & Countermeasure (SPCC) Plans
  • Leak Detection & Repair (LDAR) Plans


Environmental, Procedural, and Planning Services

  • Writing Procedures
  • Training
  • Environmental Permit Support Calculations
  • Environmental Permit Applications
  • Thermal Oxidizer (T-Ox) and Boiler Air Permit Calculations
  • Hazardous Energy Control Plans (Lockout/Tagout Compliance)
  • Process Safety Management (PSM) Plans
  • Spill Prevention, Control, & Countermeasure (SPCC) Plans
  • Leak Detection & Repair (LDAR) Plans


Specialty Chemical Services


Cox-Walker has extensive experience in the area of organic chemicals. This experience covers the production of fluorocarbons, acetylene, hexachloroacetone and waste oil recovery. Our expertise in the fluorocarbon processes includes R-11, R-12, R-13, R-21, R-22, R-23, R-31, R-32, R-112, R-113, R-114, R-123, R-123a, R-124, R-125, R-133, R-134a, R-142b, R-143a, R-152a, R-1113, R-1122, R-1123, R-1114, HCFO-1233zd, HFO-1234ze and HFO-1234yf, as well as refrigerant blends, fluorinated polymers and fluorinated ketones. Our principals have also developed and patented a process to remove hydrofluoric acid (HF) from HCl/fluorocarbon gas streams with calcium chloride. Let Cox-Walker assist you in any of your company’s specialty organic chemical needs.
Cox-Walker has been involved in many operating, engineering, and research projects involving inorganic compounds. These processes include the production of hydrofluoric acid, hydrochloric acid, sulfuric acid, calcium chloride, elemental fluorine, chlorine trifluoride, bromine trifluoride, bromine pentafluoride, and sulfur hexafluoride. In many cases, our experience has involved utilizing the inorganic chemistry in the production of organic chemical processes (for example, in fluorocarbon purification trains). With over 20 years of combined experience in the inorganic chemicals industry, Cox-Walker is here to help you with your unique specialty chemical challenge.

Specialty Chemical Services


Cox-Walker has extensive experience in the area of organic chemicals. This experience covers the production of fluorocarbons, acetylene, hexachloroacetone and waste oil recovery. Our expertise in the fluorocarbon processes includes R-11, R-12, R-13, R-21, R-22, R-23, R-31, R-32, R-112, R-113, R-114, R-123, R-123a, R-124, R-125, R-133, R-134a, R-142b, R-143a, R-152a, R-1113, R-1122, R-1123, R-1114, HCFO-1233zd, HFO-1234ze and HFO-1234yf, as well as refrigerant blends, fluorinated polymers and fluorinated ketones. Our principals have also developed and patented a process to remove hydrofluoric acid (HF) from HCl/fluorocarbon gas streams with calcium chloride. Let Cox-Walker assist you in any of your company’s specialty organic chemical needs.
Cox-Walker has been involved in many operating, engineering, and research projects involving inorganic compounds. These processes include the production of hydrofluoric acid, hydrochloric acid, sulfuric acid, calcium chloride, elemental fluorine, chlorine trifluoride, bromine trifluoride, bromine pentafluoride, and sulfur hexafluoride. In many cases, our experience has involved utilizing the inorganic chemistry in the production of organic chemical processes (for example, in fluorocarbon purification trains). With over 20 years of combined experience in the inorganic chemicals industry, Cox-Walker is here to help you with your unique specialty chemical challenge.