credentials
ISA BOARD CERTIFIED MASTER ARBORIST
02
ASCA REGISTERED CONSULTING
01
Not all arborists operate at the same level — in education, expertise, or ability to diagnose and resolve complex tree-related issues. Serrano Arboriculture is led by professionals who have achieved the top two credentials in arboriculture recognized worldwide.
Certified at the
Highest Level
We hold two of the most respected credentials worldwide
back
When accuracy, risk, liability, or legal defensibility is involved — you need an RCA. Our findings don’t rely on guesswork. They hold up under scrutiny.
When accuracy, risk, liability, or legal defensibility is involved — you need an RCA. Our findings don’t rely on guesswork. They hold up under scrutiny.
✔ Master-level knowledge of arboriculture
✔ Skilled in forensic investigation, appraisal & technical diagnosis
✔ Able to prepare litigation-ready reports & expert witness testimony
✔ Trusted by municipalities, HOAs, legal teams & insurance entities
✔ Master-level knowledge of arboriculture
✔ Skilled in forensic investigation, appraisal & technical diagnosis
✔ Able to prepare litigation-ready reports & expert witness testimony
✔ Trusted by municipalities, HOAs, legal teams & insurance entities
WHAT IT PROVES:
A rigorous, selective certification earned through advanced training in tree science, diagnostics, report writing, expert testimony, dispute resolution, and defensible documentation. RCAs are recognized for their ability to provide objective, research-based opinions in high-value or high-risk tree matters.
A rigorous, selective certification earned through advanced training in tree science, diagnostics, report writing, expert testimony, dispute resolution, and defensible documentation. RCAs are recognized for their ability to provide objective, research-based opinions in high-value or high-risk tree matters.
WHAT IT IS:
the highest credential available in consulting arboriculture
the highest credential available in consulting arboriculture
ASCA Registered Consulting Arborist® (RCA)
back
You receive guidance rooted in science, not assumptions. A BCMA sees what others might miss — and protects the integrity, health, and safety of your landscape.
The top level of arborist certification globally, held by less than ~2% of arborists. BCMAs demonstrate exceptional mastery in tree biology, disease diagnosis, advanced pruning, soil science, preservation planning, and ecosystem impacts.
The top level of arborist certification globally, held by less than ~2% of arborists. BCMAs demonstrate exceptional mastery in tree biology, disease diagnosis, advanced pruning, soil science, preservation planning, and ecosystem impacts.
the highest credential available through the ISA
the highest credential available through the ISA
ISA Board Certified Master Arborist® (BCMA)
✔ Comprehensive command of arboricultural science
✔ Ability to solve the most complex tree health challenges
✔ Years of verified field experience and continued education
✔ Proficiency in risk assessment, preservation & long-term planning
✔ Comprehensive command of arboricultural science
✔ Ability to solve the most complex tree health challenges
✔ Years of verified field experience and continued education
✔ Proficiency in risk assessment, preservation & long-term planning
WHAT IT IS:
WHAT IT PROVES:
You receive guidance rooted in science, not assumptions. A BCMA sees what others might miss — and protects the integrity, health, and safety of your landscape.
Add'l Certs
While RCA and BCMA represent the highest tiers, our team also maintains other professional credentials that strengthen our knowledge, field performance, and tree risk strategy.
