Hands-on consulting for cannabis extraction labs.
Build-outs, equipment startup, troubleshooting, staff training, production improvement, and inspection preparation — on your floor or by remote consultation.
On-site consulting available internationally. Remote consultations available.
- DisciplineHydrocarbon & ethanol extraction, post-processing
- ApproachOn-site or remote — hands-on, documented in SOPs
- BaseOhio, USA
- OperatorDonald “Donny” Petarra
- Direct line+1 707-338-1928 — call or text
Services
What an engagement can cover
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Extraction Consulting
Advisory on hydrocarbon and ethanol extraction and post-processing, aimed at consistency and throughput.
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Lab Setup & Build-Out
Plan the room, flow, and utilities, then place equipment and supply orders for a new facility.
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Equipment Installation & Startup
Assemble and start up closed-loop and post-processing equipment through the first run.
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Troubleshooting
Diagnose yield, consistency, contamination, and recovery problems, and correct the procedure.
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SOP Development & Staff Training
Write the SOPs and train your teams so the process runs without you in the room.
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Production Improvement
Review scheduling, inventory tracking, and workflow to lift consistency and efficiency.
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Inspection Preparation & Coordination
Support inspection readiness, prepare documentation, and coordinate with inspectors and third-party reviewers.
About
Donald “Donny” Petarra
Nine-plus years of progressive experience in cannabis extraction and post-processing, from hands-on bench work to lab management. Donny has built out and started up extraction labs, authored the SOPs that run them, and trained the teams that hold the schedule. His focus is the balance between quality and efficiency.
- Closed-loop extraction (passive & active recovery)
- Hydrocarbon & ethanol extraction
- Short-path & wiped-film distillation
- Winterization & sorbent scrubbing
- Crystallization SOPs
- SOP authoring
- Multi-team training
- METRC track & trace
How It Works
What an engagement looks like
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Discuss your lab
A conversation about your facility, process, and what is in the way.
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Define the scope
Agree on the work, deliverables, and terms before anything starts.
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Deliver the work and handoff
Do the work on-site or by remote consultation with your team, then hand over SOPs and training notes.
Support covers lab operations, equipment, SOP development, staff training, and inspection preparation and coordination.
It does not provide legal or regulatory compliance advice, and does not speak for any licensing authority.
Contact
Request a project quote
Pricing is tailored to the scope of your project. Call or text to discuss your needs and request a quote.
On-site consulting available internationally. Remote consultations available.