Southwest Signal Supply Inc

Southwest Signal Supply, Inc., a name synonymous with quality and reliability in the Texas traffic signal industry, has been delivering dependable, innovative traffic control solutions since its incorporation in 1983. Founded by the late Clarence “Tody” Rice, the company is now proudly managed by Roxanne and Mike Nash, continuing a legacy that spans more than four decades of dedicated service to municipalities, counties, and developers throughout the state.

🚦 Legacy of Excellence in Traffic Signal Solutions

Operating from a single, fully equipped local headquarters in South Houston, TX (Harris County), Southwest Signal Supply has built its reputation on deep industry experience, swift responsiveness, and comprehensive services. The company’s management and supervisory staff collectively bring over 100 years of experience in the traffic signal industry, making them one of the most seasoned teams in Texas.

With a large vehicle fleet, an on-site diesel tank with a 1,000-gallon capacity, and a self-contained backup generator, the company ensures uninterrupted operations and fast mobilization for urgent service needs. This kind of infrastructure highlights their readiness and capability to respond quickly—whether it’s a routine installation or a major signal system emergency.

💼 Corporate Vision

At the heart of the company’s mission lies its unwavering commitment to setting the standard for innovation, service excellence, and customer satisfaction. Southwest Signal Supply aims to not just meet, but exceed client expectations, and to be recognized as the benchmark of value and quality in the traffic signal industry. Additionally, the company is passionate about creating a rewarding workplace environment, providing career opportunities for traffic signal technicians, helpers, and other professionals.

“We work on traffic signals, not websites.”
A clear, humble statement reflecting their hands-on, field-first mentality and focus on real-world service over marketing fluff.

🔧 Core Services

1. Traffic Signal Maintenance

Southwest Signal Supply offers comprehensive maintenance of traffic signal systems. Their services can be contracted on an as-needed basis or through long-term agreements, tailored to the client’s requirements. With an impressive commitment to response times of four hours or less for emergency situations, they stand out in an industry where downtime can significantly affect public safety and traffic flow.

2. Traffic Signal Construction

Beyond maintenance, Southwest Signal Supply is fully capable of installing traffic signal systems from the ground up. Their end-to-end construction services support the growing infrastructure needs of Texas cities and counties. The company has worked with developers, municipalities, and state agencies, making them a go-to partner for both public and private projects.

👥 Clients & Project Coverage

Southwest Signal Supply has a longstanding track record of serving repeat clients, some of whom have remained with the company for decades. Their client base includes local governments, school districts, counties, and state agencies across the greater Houston area and beyond.

🚦 Notable Clients:

• City Governments: Alvin, Angleton, Baytown, Bellaire, Bunker Hill, Galena Park, Hedwig Village, Humble, Hunters Creek, Jacinto City, Katy, La Porte, League City, Meadows Place, Mont Belvieu, Pasadena, Pearland, Piney Point, Rosenberg, South Houston, Southside Place, Spring Valley, Stafford, Webster, West University Place

• Counties: Fort Bend County, Harris County (1987–2009), TXDOT

• School Districts: Magnolia ISD

• State Agencies: TXDOT-certified and prequalified

Their extensive client list is a testament to their trustworthiness, consistent delivery, and ability to meet complex municipal needs.

🏅 Certifications & Compliance

Southwest Signal Supply, Inc. takes compliance and standards seriously. They hold several important certifications that reflect their credibility and eligibility for government and state-level projects:

• HUB Certified (Historically Underutilized Business)

• TXDOT SBE – Traffic Control Devices

• TXDOT Prequalified Bidder

• COH SBE – City of Houston Small Business Enterprise

These certifications affirm their expertise, reliability, and qualification to work on some of Texas’ most critical transportation infrastructure projects.

👷‍♂️ Staffing, Equipment, and Emergency Readiness

What distinguishes Southwest Signal Supply from others in the field is their complete in-house capability. They are fully staffed and operate a fleet of trucks and specialized signal equipment. Their emergency readiness includes:

• Backup power generation

• Fuel independence

• Trained signal technicians on-call

• Fast response capabilities

This level of operational preparedness is crucial for maintaining the safety and efficiency of traffic signals across multiple jurisdictions.

🚨 Recruitment & Careers

The company is actively hiring, offering opportunities for:

• Traffic Signal Technicians

• Helpers and Apprentices

They encourage those interested in the field to call or email directly, highlighting their welcoming and people-focused culture.

🤝 Customer Communication & Support

The firm maintains an open-door communication policy, encouraging customers to reach out directly via phone or message. This accessibility speaks to their belief in direct relationships and responsive service—a trait often missing in larger, less personal organizations.

📌 Summary

Southwest Signal Supply, Inc. is more than just a traffic signal contractor—it is a deeply rooted, community-serving company that has been building, maintaining, and securing Texas roadways for over 40 years. With a strong foundation in service, readiness, and local partnership, they continue to set the standard in traffic signal construction and maintenance across South Houston and beyond.

If you’re a city planner, contractor, or developer looking for a responsive, highly experienced, and certified traffic signal partner, Southwest Signal Supply, Inc. is ready to get to work for you.

📞 Contact Southwest Signal Supply, Inc.

• Address: 1107 Jackson Street, South Houston, TX, USA

• Phone: (713) 946-7162

• Available: 24/7 Emergency Number