Link to JWSims & Associates Home Page

Electrical and Mechanical
for buildings and facilities


Quality design, responsive delivery and client satisfaction are objectives for every project. Service, Quality, and Integrity are essential values. We strive to add value, not cost, and we apply the lessons learned and experience gained from over 30 years in business.

Merger Announcement  

Sims-Durkin Associates
Engineering Company

Effective May 5, 2016 Durkin & Villalta Partners Engineering, Inc. and J.W. Sims & Associates Engineering Co., Inc. merged operations and are dba Sims-Durkin Associates Engineering Company. Headquartered in Indianapolis, Indiana, the Company now has engineering offices in Indianapolis, Indiana, Evansville, Indiana, and Raleigh, North Carolina. The combined company provides complementary MEP engineering resources for additional project engineering capacity, regional expansion, and expanded service offerings.

For additional information about Durkin & Villalta Partners Engineering, visit

Sims-Durkin Associates Engineering Company Contacts:

Indy North Office: Erick Smith, PE, VP 317-224-1117
Indy North Office: Thomas H. Durkin, PE, VP 317-224-1117
Evansville, IN Office: Joseph W. Sims, PE 317-209-4035
Raleigh, NC Office: Allen D. Bracey, PE 984-232-8232
Human Resources Manager: Tom Stempson 317-224-1117
Business Manager: Sandra W. Sims 317-209-4035
General Manager: Joseph W. Sims, Pres. 317-209-4035

J.W. Sims & Associates Engineering Company, Inc. • 1545 Country Club Road • Indianapolis, IN • 46234 
(317) 209-4035 [Phone] • (317) 222-4120 [Fax]