Chances are you have met me if you have been involved in the agglomeration industry and that is what led you to this site. This is a new chapter – I am bringing my 30+ years of experience to my new consulting company, Bygrave International LLC. You can expect more information on this website in the near future. For my existing clients, and for those I have yet to meet, here are some of the items that will define the roles with which I can help your company. You can use the link below to discuss your company’s future needs and products. I look forward to the opportunity to work with you.


John E. Bygrave

  • Experience

    37 years of agglomeration and application experience in the mineral, chemical and specialty fertilizer markets.

  • Applications

    Roll briquetting and roll compaction / granulation.

  • Services

    Improve functionality of old and new plants that are agglomerating powder. OPEX and future CAPEX requirements, technical and theoretical seminars.

  • Process and Design

    Plant audits and process improvements. Basic engineering proposals for plant improvements or new plant design.

  • International Proficiency

    Accustomed to the intricacies of international markets, especially South America. Multi-lingual. Presentations and written proposals available in Spanish and Portuguese.