Maya Ellison
Managing Partner · Survey lead
Ex-plant GM. Designs weekly rhythms that survive leadership changes.
LOC Boston / MA
MODE On-site rebuild
UNIT Load-bearing ops
Opening entry · 00
Survey the load. Set the stones.
We do not decorate broken systems. Fieldstone rebuilds the bearing walls of an operation—handoffs, ownership, and weekly control—so volume does not split the structure.
0 seasons on floors
0 weeks to first settled control
Cycle time
0
median cut after install
Escalations
0
fewer at day 90
Exception speed
0
faster clearance
01
Workstreams that crack first
An index, not a brochure.
Each row is a place pressure shows before finance notices. Hover for the grain; click through for the full survey notes.
01.1
Flow
01.2
Governance
01.3
Discipline
01.4
Network
01.5
Method
Throughput & false urgency
Constraint mapping, WIP limits, and a weekly rhythm supervisors can run when we are gone.
Decision rights charter
Who decides, who advises, what evidence is required—so meetings stop reopening settled calls.
Shop-floor control
Visual standards and short-interval checks that keep customer promises intact on bad days.
Multi-site language
Shared definitions across plants and hubs without pretending every site is identical.
Survey → Set → Settle
Our method in three cuts. Artifacts first. Personality last.
Field note · mission
Walls that stay upright without ceremony.
New England fieldstone holds because each piece is chosen for fit and weight. We apply the same bias to companies: design for load, write the standard, teach the crew to maintain it.
02
Crew on the ledger
Partners who still walk the floor.
Cole Brennan
Principal · Flow systems
Turns bottlenecks into owned, visible constraints—not slide labels.
Helen Cho
Principal · Decision design
Builds charters and escalation paths with teeth, not theater.
03
Evidence on record
What held after we closed the book.
“They cut five standing meetings and left one board that still clears exceptions every Tuesday.”VP Ops · metals fabricator
“Awkward for a week when they forced single owners. Then escalations stopped bouncing.”COO · food distributor
“No slogans. A load map, a stop-doing list, standards night shift could teach.”Site Director · components
Next entry
Bring the crack that keeps reopening.
Name the sites, the promise at risk, and what “settled” must look like in ninety days. We will answer with fit—or a hard no.