Independent engineering consultant for US residential PV pipelines. Permit-ready plansets, QA/QC on third-party designs, NEC & AHJ compliance, and automation tooling that makes your internal engineering templates faster and more reliable.
Engage per-project, per-batch, or on a monthly retainer. Turnaround is typically 24–72 hours on plansets.
Site plan, single-line, placards, string configuration, BOM. Issued stamped or unstamped, ready for AHJ submittal.
→ 24–72 hr turnaroundIndependent review for string sizing, conductor ampacity, rooftop attachment, labeling, and AHJ conventions before submittal.
→ Per-project or batch2017 / 2020 / 2023 NEC reviews, local amendments, utility interconnection quirks. I maintain a live AHJ notes library.
→ Retainer availableComparing as-built vs. permitted scope, flagging deltas, generating correction plansets for re-inspection.
→ Remote or dispatchSite data, utility, AHJ, scope sheet. Clarify deliverable format.
Planset drafted or third-party design audited against spec matrix.
Two-pass check: string math, then code & AHJ conventions.
Issued PDF + editable source, plus change log for revisions.
Send a scope sheet or just a sentence. I respond within one business day with availability, pricing, and any clarifying questions. No gatekeeping.
I'll reply from sunad@bhat.engineering within one business day with availability, pricing, and any clarifying questions.