Senior Mechanical HVAC/Plumbing Engineer at Donohue & Associates, Inc. in Indianapolis, IN | Kablio

Senior Mechanical HVAC/Plumbing Engineer at Donohue & Associates, Inc. in Indianapolis, IN | Kablio

Company

Overview

16th Rank

U.S. Wastewater Engineering Firm

Ranked 16th largest in the U.S. wastewater engineering sector as of their 25th anniversary in February 2022.

11 Offices

Midwestern States

Operates 11 offices across six Midwestern states, reflecting significant regional expansion.

Founded in 1997 by a small team in Sheboygan, the company has grown into an employee‑owned engineering consultancy.
Their project roster spans municipal and industrial clients, delivering planning, design, construction‑phase services, startup assistance, SCADA/control systems, and grant support.
Specializing in infrastructure sectors — drinking water, wastewater, stormwater and civil/transportation — they tackle everything from treatment plants to pump stations and street systems.
Projects feature engineering excellence awards, such as ACEC awards and ENVISION Gold ratings, for innovative work like the Holland anaerobic digester and Evansville pump station.

Culture + Values

Make the world a better place by improving infrastructure and developing solutions that enhance environmental sustainability.
Client-focused, one-team culture.
Employee ownership with monthly profit-sharing based on company performance.
Flexible structure enabling rapid professional growth and autonomy for engineers.
Streamlined organizational structure simplifying communications and project delivery.
Technical excellence, quality, and service across drinking water, wastewater, stormwater, and civil engineering.

Environment + Sustainability

85% & 90%

Energy Recovery Efficiency

A wastewater facility achieves 85% of required electrical energy and 90% of heat energy through innovative projects, aiming for net-zero energy use.

+25% Capacity

Sustainable Expansion

Fishers WWTP expansion increased capacity by 25% without additional power consumption, showcasing sustainable growth.

Top 20

Sustainability Leadership

Ranked as a top-20 ENR wastewater treatment design firm for nine consecutive years, reflecting expertise in sustainable infrastructure.

Committed to improving and protecting urban and rural environments through responsible, streamlined business practices.
Deliver clean waterways, sustainable infrastructure, and better roadways.
ENVISION Gold sustainability rating for designed anaerobic digester.

Inclusion & Diversity

Articles