Portfolio

Grid-Infrastructure Layer of the Portfolio

Seeking Mission-critical site development and infrastructure contractors for hyperscale data centers, advanced manufacturing, logistics networks, and strategic infrastructure across the Southeast.

Acquired · 2025
15+ years in business · Nashville · Earthwork & Underground Utility

PMT|SITE.

Nashville-based, self-performing earthwork and industrial utility contractor. 15+ years of execution across underground utilities, site preparation, and critical infrastructure.

About PMT
Acquisition in Progress
30 years in business · Nation-wide · Underground Utility

Nation-wide Underground Utility Infrastructure Business.

Specializing in the installation and modernization of underground energy, water, data, and transportation networks across the U.S.

PMT|SITE

Acquired 2025 · Read announcement · PMT website

Nashville-based, self-performing earthwork and industrial utility contractor with 15+ years of execution experience across underground utilities, site preparation, and critical infrastructure. Acquired by American Gridwork Partners (AGP) in 2025, PMT delivers full-lifecycle site development — from clearing and excavation through utility installation and drilling & blasting — across residential, commercial, and public infrastructure end-markets.

PMT|SITE crew installing multi-conduit underground utility lines with CAT excavators and directional drill
PMT|SITE crew laying multi-conduit underground utility infrastructure in the field.
Core Areas of Focus
Underground Utilities
Water main, sewer, stormwater, gas conduit — full self-perform installation and trenchless construction.
Site Prep & Grading
Clearing, excavation, earthwork, and grading for residential, commercial, and industrial sites.
Emergency Maintenance
Rapid-response crew mobilization for waterline breaks and infrastructure failure — T+30 payment, high margin.
Municipal Infrastructure
Government-aligned utility relocation, stormwater upgrades, and compliance-driven site work.
Sovereign / Alt. Power
Behind-the-meter, datacenter, EV & solar infrastructure.
Strategic Portfolio Fit
Execution Layer Anchor
PMT physically builds the substations, site prep, and underground utilities that hyperscaler and grid modernization projects require — positioning AGP at the most capital-intensive, hard-to-replicate point in the value chain.
Recession-Resilient Cash Flows
Water, sewer, and emergency response work is non-discretionary; T+30 emergency response projects carry higher margins with low customer acquisition cost.
Platform Consolidation Thesis
PMT is the operational core around which AGP adds bolt-on contractors, sharing estimating systems, vendor networks, and back-office infrastructure.
Fragmented Market, Institutional Advantage
Southeast critical infrastructure is dominated by family-owned firms with $5–50M revenue and no institutional scale; AGP's software stack, capital, and M&A capability is structurally differentiated.

Executive Leadership

Phil Terhar
Phil Terhar
Founder & President
Brett Alfrey
Brett Alfrey
Chief Financial Officer
Dominic Charielle
Dominic Charielle
Chief Operating Officer
Mike Robinson
Mike Robinson
Director of Development
We've built PMT by showing up when others won't — solving the toughest problems in the field. With the right partners behind us, we're just getting started.
Philip Terhaar Founder, PMT|SITE

Targets in the Grid Infrastructure Sector

AGP targets high-growth, time-sensitive infrastructure markets where execution is the primary constraint, including hyperscale data centers and technology campuses requiring precision and strict schedule adherence. It also focuses on large-scale industrial and manufacturing facilities that demand coordinated heavy civil execution across complex site development and infrastructure scopes.

Mission Critical Infrastructure

Hyperscale data centers and technology campuses requiring strict schedule adherence and precision.

Advanced Manufacturing

Large industrial facilities requiring coordinated heavy civil execution.

Logistics & Distribution

High-volume facilities designed for operational efficiency.

Energy & Industrial

Infrastructure supporting production and distribution systems.

Grid Infrastructure Lead

Mike Robinson

Mike Robinson

Mike Robinson

Director of Business Development · AGP

Mike Robinson serves as Director of Business Development for American Gridwork Partners, where he leads origination, relationship development, and growth initiatives across the AGP platform.

Mike brings more than 10 years of experience in construction sales, market development, and customer relationship management. He has built a strong network across Middle Tennessee and the broader Southeast, with deep experience identifying strategic opportunities, developing long-term partnerships, and supporting growth in infrastructure and construction services markets. Prior to AGP, Mike spent more than a decade with BrandSafway, where he supported business development and commercial growth across the construction and industrial services sectors.

Grid Infrastructure

Why Grid Infrastructure — Why Now

$1T+
EPA-estimated U.S. water & wastewater investment needed over the next 25 years.
240K
Water main breaks per year in the U.S. — most pipes were installed before 1970.
6M+
Miles of underground utilities in the U.S. — the largest hidden asset class in the country.
$625B
IIJA federal infrastructure funding earmarked for water, transportation, and grid modernization.

Aging systems, mandatory replacement

The majority of U.S. water mains, sewer lines, and underground utilities were installed before 1970 and are past their design life. Replacement isn't optional — it's a regulated, recurring spend driven by federal compliance and emergency response.

Hyperscaler & industrial site demand

Every new data center, EV plant, and reshored factory begins with site prep, grading, and underground utility installation. Hyperscaler buildout cycles compress what used to be 18-month projects into 6-month execution windows — and only contractors with self-perform capacity can deliver.

Fragmented, family-owned market

Southeast underground utility and earthwork is dominated by family-owned firms with $5–50M in revenue, no institutional capital, and no platform infrastructure. AGP's software stack, M&A capability, and operating model is structurally differentiated.

Further Reading
Energy Reliability is Only as Strong as its Weakest Wire
Contact

Get in Touch with AGP

For founders, sellers, capital partners, and customers — reach out to AGP.

Contact AGP