About Us

Building an extensive network in the Northeast HVAC market since 1985.

Founded in 1985 by Jerry Williston & Ed Allen, Williston-Allen Associates Inc. focus was selling HVAC parts, controls and service accessories in the 6 New England states and upstate NY, calling on HVAC/R wholesale distributors, service and installation contractors as well as plan and spec reps and mechanical engineers. 

The company expanded into the HVAC equipment side of the business in the early 1990s, offering residential unitary, ductless mini-split, and light commercial equipment to their growing customer base. 

Ed Allen purchased Williston’s half in early 2007, and since then the firm has added key sales professionals to significantly grow the business, selling a range of products by top quality HVAC/R manufacturers into the northeast US. 

Today, the firm’s territory includes MA, RI, CT, VT, NH, ME, NY, NJ, and Eastern PA, while our extensive network includes the top HVAC/R wholesale distributors, mechanical contractors, HVAC service and installation techs, plan & spec reps and design engineers. 

Founded in 1985 by Jerry Williston & Ed Allen, Williston-Allen Associates Inc., focus was selling HVAC parts, controls and service accessories in the 6 New England states and upstate NY, calling on HVAC/R wholesale distributors, service and installation contractors as well as plan and spec reps and mechanical engineers. 

The company expanded into the HVAC equipment side of the business in the early 1990s, offering residential unitary, ductless mini-split, and light commercial equipment to their growing customer base. 

Ed Allen purchased Williston’s half in early 2007, and since then the firm has added key sales professionals to significantly grow the business, selling a range of products by top quality HVAC/R manufacturers into the northeast US. 

Today, the firm’s territory includes MA, RI, CT, VT, NH, ME, NY, NJ, and Eastern PA, while our extensive network includes the top HVAC/R wholesale distributors, mechanical contractors, HVAC service and installation techs, plan & spec reps and design engineers. 

Willison-Allen Timeline

1985

Founded

Focused on selling HVAC parts, controls and service accessories in the 6 New England states and upstate NY.

1990's

Equipment

Expanded into the HVAC Equipment side of the business.

2007

Ed Allen takes over as President

Today

Expanded Territory

The firm’s territory now includes CT, MA, ME, NH, NJ, NY, RH, VT, and Eastern PA,

Today

Expanded Sales Team

L to R: Mike Peluso, Warren Little, Ed Allen, Charles Bronner, John Kennedy and Jason Mancarella,

Our Philosophy

O ur inside and outside sales teams strive to offer the most trusted, dependable and high-quality service to our customer base on a daily basis. Our sales team focus on working closely with our wholesale distributor partners assisting them in introducing, educating & selling our products to their key contractor customer base. We have built very strong relationship at every layer of our customer base over the years and continue to build more.

Recognition 

Williston-Allen Associates has received hundreds of sales awards in recognition of top performance over our 40 years in business!

O ur inside and outside sales teams strive to offer the most trusted, dependable and high-quality service to our customer base on a daily basis. Our sales team focus on working closely with our wholesale distributor partners assisting them in introducing, educating & selling our products to their key contractor customer base. We have built very strong relationship at every layer of our customer base over the years and continue to build more. 

Recognition 

Williston-Allen Associates has received hundreds of sales awards in recognition of top performance over our 40 years in business! 

Over 40 Years In Business

Our Team

Our Team calls on HVAC/R wholesale distributors, service and installation contractors, plan and spec reps and mechanical engineers.

Ed Allen

President

Charles Bronner

VP of Sales

Warren Little

Sales Manager

Mike Peluso

Sales Manager

John Kennedy

Sales Manager

Jason Mancarella

Sales Manager

Contact us today to learn how we can support your business