Herbert, Rowland & Grubic, Inc.

What Herbert, Rowland & Grubic, Inc. does

Herbert, Rowland & Grubic, Inc. (HRG) is a privately-held civil engineering and infrastructure consulting firm headquartered in Harrisburg, Pennsylvania, founded in 1962 and operating across 11 offices in Pennsylvania and one in Morgantown, West Virginia. The firm delivers professional engineering, planning, surveying, environmental, and landscape architecture services through 14 service lines including water and wastewater treatment design, water resources and stormwater management, transportation and bridge engineering, site design and land development, GIS, construction-phase services, planning, municipal services, parks and recreation, and agricultural Best Management Practices engineering for Chesapeake Bay compliance.

HRG's revenue model is project-based professional services delivered through contracts with municipal governments, water and wastewater authorities, educational institutions (including Penn State University), and private developers. Work is executed through 14 service lines staffed by licensed professionals (P.E., RLA, PLS) and reaches clients primarily via direct sales engagement and local office presence rather than digital or self-serve channels. Leadership has formalized dedicated growth, operations, strategic programs, and risk management functions in recent years, and has expanded into adjacent practices such as Capital Solutions / Strategic Management (funding strategy, grant support, utility rate analysis) and Agricultural BMP engineering.

The firm has been repeatedly recognized on the ENR Top 500 Design Firms list, achieving its highest-ever ranking in 2026, and has earned regional industry recognition including awards from the Water Environment Federation, the Pennsylvania Department of Environmental Protection, and the Natural Resources Conservation Service. HRG maintains no disclosed parent company, no external investors, and no public financials.

Name

Herbert, Rowland & Grubic, Inc.

Legal name

Herbert, Rowland & Grubic, Inc.

Website

https://hrg-inc.com

Company type

Private

Founded year

1962

Operating status

Operating

Headcount range

101–250 employees

Short description

Herbert, Rowland & Grubic, Inc. (HRG) is a privately-held civil engineering and infrastructure consulting firm founded in 1962 that delivers engineering, surveying, environmental, planning, and water/wastewater services to municipalities, utilities, educational institutions, and private developers across Pennsylvania and West Virginia through 11 regional offices.

Ownership category

akta.pro rank

Headquarters

HQ city

Harrisburg

HQ country

United States

HQ region

North America

Offices11 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Engineering and Consulting Services: HRG provides professional engineering and consulting services for infrastructure projects including planning, design, permitting, and construction administration. Revenue is generated through project-based contracts with municipal clients, government agencies, and private sector customers.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

HRG is a civil engineering and infrastructure consulting firm that provides professional engineering, planning, surveying, landscape architecture, environmental, and financial/strategic management services. The firm assists municipalities, water and wastewater utilities, educational institutions, and private developers with planning, design, permitting, and construction administration for community-scale infrastructure projects including water systems, wastewater treatment, stormwater management, transportation networks, land development, parks, and agricultural best management practices.

Product overview

Herbert, Rowland & Grubic, Inc. (HRG) is a civil engineering and infrastructure consulting firm offering a comprehensive portfolio of 14 professional service lines. The company operates as a unified service provider rather than a software platform, delivering integrated engineering, planning, and environmental services. Core service groups include: Water & Wastewater (treatment plant design, distribution/collection systems, pump stations), Water Resources (stormwater management, flood control, watershed planning), Transportation (roadway/bridge design, traffic engineering), Site Design/Land Development, Survey, Geographic Information Systems (GIS), Environmental Services, Landscape Architecture, Municipal Services, Planning Services, Capital Solutions/Strategic Management, Construction Phase Services, Agricultural Planning & Engineering, and Parks & Recreation. Services are delivered through 11 regional offices across Pennsylvania and West Virginia to municipal, utility, institutional, and private sector clients.

Differentiator

Problem solved

Functional benefit

Products and services

• Agricultural Planning & Engineering Agricultural Best Management Practices (BMPs) engineering services including planning, design, and implementation support for farms to improve water quality and comply with environmental regulations, targeted at agricultural operations in Pennsylvania and West Virginia.
• Construction Phase Services Construction administration, observation, inspection, and contract management services to ensure projects are built according to design specifications, targeted at project owners and contractors.
• Environmental Services Environmental consulting including assessments, permitting, remediation planning, and compliance services for infrastructure projects, targeted at municipalities, developers, and institutions requiring environmental clearance.
• Geographic Information Systems (GIS) GIS mapping, spatial analysis, data management, and visualization services for infrastructure planning and asset management, targeted at utilities and municipalities needing spatial data and asset inventories.
• Site Design / Land Development Civil site engineering including grading, drainage, stormwater management, and land development design for commercial, residential, and institutional projects, targeted at private developers, institutions, and landowners.
• Landscape Architecture Landscape design services for parks, recreational facilities, trails, public spaces, and commercial/institutional sites, targeted at municipalities, parks and recreation authorities, and institutions.
• Municipal Services Municipal engineering, consulting, plan review, and representation services for local governments and authorities, targeted at cities, townships, boroughs, counties, and authorities.
• Planning Services Comprehensive planning, land use planning, zoning assistance, and community development services for municipalities, targeted at local governments and planning commissions.
• Capital Solutions / Strategic Management Financial planning, funding strategy, capital improvement planning, grant applications, and utility rate analysis for infrastructure projects, targeted at municipal authorities and utilities planning capital programs.
• Parks & Recreation Planning and design services for parks, recreational facilities, trails, athletic fields, and community outdoor spaces, targeted at municipalities, parks boards, and community organizations.
• Survey Services Land surveying including boundary surveys, topographic surveys, construction stakeout, ALTA/NSPS surveys, and bathymetric surveys, targeted at property owners, developers, engineers, and attorneys.
• Transportation Engineering

Named customers3 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators2 records

Recent moves3 records

Expansion highlights5 records

Direct peers

• Gannett Fleming: Mid-Atlantic-headquartered engineering and infrastructure consulting firm with comparable services in water, transportation, environmental, and municipal engineering. Closest direct peer given overlapping geography and service portfolio.
• RETTEW: Pennsylvania-based engineering, surveying, and environmental consulting firm serving municipal, energy, and private clients. Highly comparable in geography (PA footprint), service mix (water/wastewater, transportation, site design), and mid-sized firm profile.
• Pennoni: Mid-Atlantic engineering consulting firm offering civil, environmental, water, and surveying services to municipal and private clients. Comparable in scale, multi-office PA/NJ presence, and municipal client concentration.
• Whitman, Requardt & Associates: Mid-Atlantic (Baltimore-headquartered) engineering and infrastructure consulting firm with water, wastewater, transportation, and environmental practices serving municipal and government clients.
• Michael Baker International: Infrastructure engineering and consulting firm with deep Mid-Atlantic presence and water/transportation practice. Comparable service mix and government/municipal client base; larger in scale than HRG.
• Kimley-Horn: Privately-held engineering consulting firm of comparable size and service breadth (site design, water, transportation, environmental) with a culture and ownership model analogous to HRG.

Broad incumbents

• AECOM: Global engineering and infrastructure services firm with water, transportation, and environmental practices that compete for the same municipal and authority clients as HRG, though at substantially larger scale and broader geography.
• Jacobs Solutions: Global professional services firm with a major water, transportation, and environmental infrastructure consulting practice, competing for the same municipal and authority engagements as HRG.
• Stantec: North American engineering, architecture, and environmental consulting firm with significant water and community-development practices serving municipal clients in the Mid-Atlantic.
• WSP USA: Global engineering consultancy with a strong water, environment, and transportation practice serving municipal and public-sector clients across the U.S., including the Mid-Atlantic.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/pages/Herbert-Rowland-Grubic-Inc-HRG/636186183071798
• LinkedInlinkedin.com/company/herbert-rowland-&-grubic-inc-

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Herbert, Rowland & Grubic, Inc.